/*******************************************************************            
*   HI_SID_2009_CORE.SAS:                                                       
*      THE SAS CODE SHOWN BELOW WILL LOAD THE ASCII                             
*      INPATIENT STAY CORE FILE INTO SAS                                        
*******************************************************************/            
                                                                                
                                                                                
***********************************************;                                
*  Create SAS informats for missing values     ;                                
***********************************************;                                
PROC FORMAT;                                                                    
  INVALUE N2PF                                                                  
    '-9' = .                                                                    
    '-8' = .A                                                                   
    '-6' = .C                                                                   
    '-5' = .N                                                                   
    OTHER = (|2.|)                                                              
  ;                                                                             
  INVALUE N3PF                                                                  
    '-99' = .                                                                   
    '-88' = .A                                                                  
    '-66' = .C                                                                  
    OTHER = (|3.|)                                                              
  ;                                                                             
  INVALUE N4PF                                                                  
    '-999' = .                                                                  
    '-888' = .A                                                                 
    '-666' = .C                                                                 
    OTHER = (|4.|)                                                              
  ;                                                                             
  INVALUE N4P1F                                                                 
    '-9.9' = .                                                                  
    '-8.8' = .A                                                                 
    '-6.6' = .C                                                                 
    OTHER = (|4.1|)                                                             
  ;                                                                             
  INVALUE N5PF                                                                  
    '-9999' = .                                                                 
    '-8888' = .A                                                                
    '-6666' = .C                                                                
    OTHER = (|5.|)                                                              
  ;                                                                             
  INVALUE N5P2F                                                                 
    '-9.99' = .                                                                 
    '-8.88' = .A                                                                
    '-6.66' = .C                                                                
    OTHER = (|5.2|)                                                             
  ;                                                                             
  INVALUE N6PF                                                                  
    '-99999' = .                                                                
    '-88888' = .A                                                               
    '-66666' = .C                                                               
    OTHER = (|6.|)                                                              
  ;                                                                             
  INVALUE N6P2F                                                                 
    '-99.99' = .                                                                
    '-88.88' = .A                                                               
    '-66.66' = .C                                                               
    OTHER = (|6.2|)                                                             
  ;                                                                             
  INVALUE N7P2F                                                                 
    '-999.99' = .                                                               
    '-888.88' = .A                                                              
    '-666.66' = .C                                                              
    OTHER = (|7.2|)                                                             
  ;                                                                             
  INVALUE N7P4F                                                                 
    '-9.9999' = .                                                               
    '-8.8888' = .A                                                              
    '-6.6666' = .C                                                              
    OTHER = (|7.4|)                                                             
  ;                                                                             
  INVALUE N8PF                                                                  
    '-9999999' = .                                                              
    '-8888888' = .A                                                             
    '-6666666' = .C                                                             
    OTHER = (|8.|)                                                              
  ;                                                                             
  INVALUE N8P2F                                                                 
    '-9999.99' = .                                                              
    '-8888.88' = .A                                                             
    '-6666.66' = .C                                                             
    OTHER = (|8.2|)                                                             
  ;                                                                             
  INVALUE N9PF                                                                  
    '-99999999' = .                                                             
    '-88888888' = .A                                                            
    '-66666666' = .C                                                            
    OTHER = (|9.|)                                                              
  ;                                                                             
  INVALUE N9P2F                                                                 
    '-99999.99' = .                                                             
    '-88888.88' = .A                                                            
    '-66666.66' = .C                                                            
    OTHER = (|9.2|)                                                             
  ;                                                                             
  INVALUE N10PF                                                                 
    '-999999999' = .                                                            
    '-888888888' = .A                                                           
    '-666666666' = .C                                                           
    OTHER = (|10.|)                                                             
  ;                                                                             
  INVALUE N10P4F                                                                
    '-9999.9999' = .                                                            
    '-8888.8888' = .A                                                           
    '-6666.6666' = .C                                                           
    OTHER = (|10.4|)                                                            
  ;                                                                             
  INVALUE N10P5F                                                                
    '-999.99999' = .                                                            
    '-888.88888' = .A                                                           
    '-666.66666' = .C                                                           
    OTHER = (|10.5|)                                                            
  ;                                                                             
  INVALUE DATE10F                                                               
    '-999999999' = .                                                            
    '-888888888' = .A                                                           
    '-666666666' = .C                                                           
    OTHER = (|MMDDYY10.|)                                                       
  ;                                                                             
  INVALUE N11PF                                                                 
    '-9999999999' = .                                                           
    '-8888888888' = .A                                                          
    '-6666666666' = .C                                                          
    OTHER = (|11.|)                                                             
  ;                                                                             
  INVALUE N12P2F                                                                
    '-99999999.99' = .                                                          
    '-88888888.88' = .A                                                         
    '-66666666.66' = .C                                                         
    OTHER = (|12.2|)                                                            
  ;                                                                             
  INVALUE N12P5F                                                                
    '-99999.99999' = .                                                          
    '-88888.88888' = .A                                                         
    '-66666.66666' = .C                                                         
    OTHER = (|12.5|)                                                            
  ;                                                                             
  INVALUE N13PF                                                                 
    '-999999999999' = .                                                         
    '-888888888888' = .A                                                        
    '-666666666666' = .C                                                        
    OTHER = (|13.|)                                                             
  ;                                                                             
  INVALUE N15P2F                                                                
    '-99999999999.99' = .                                                       
    '-88888888888.88' = .A                                                      
    '-66666666666.66' = .C                                                      
    OTHER = (|15.2|)                                                            
  ;                                                                             
  RUN;                                                                          
                                                                                
                                                                                
*******************************;                                                
*  Data Step                  *;                                                
*******************************;                                                
DATA HI_SIDC_2009_CORE;                                                         
INFILE 'HI_SID_2009_CORE.ASC' LRECL = 870;                                      
                                                                                
*** Variable attribute ***;                                                     
ATTRIB                                                                          
  AGEDAY                     LENGTH=3                                           
  LABEL="Age in days (when age < 1 year)"                                       
                                                                                
  AGEMONTH                   LENGTH=3                                           
  LABEL="Age in months (when age < 11 years)"                                   
                                                                                
  AMONTH                     LENGTH=3                                           
  LABEL="Admission month"                                                       
                                                                                
  ATYPE                      LENGTH=3                                           
  LABEL="Admission type"                                                        
                                                                                
  AWEEKEND                   LENGTH=3                                           
  LABEL="Admission day is a weekend"                                            
                                                                                
  BWT                        LENGTH=4                                           
  LABEL="Birth weight in grams"                                                 
                                                                                
  DIED                       LENGTH=3                                           
  LABEL="Died during hospitalization"                                           
                                                                                
  DISPUB04                   LENGTH=3                                           
  LABEL="Disposition of patient (UB-04 standard coding)"                        
                                                                                
  DISPUNIFORM                LENGTH=3                                           
  LABEL="Disposition of patient (uniform)"                                      
                                                                                
  DISP_X                     LENGTH=$2                                          
  LABEL="Disposition of patient (as received from source)"                      
                                                                                
  DQTR                       LENGTH=3                                           
  LABEL="Discharge quarter"                                                     
                                                                                
  DRG                        LENGTH=3                                           
  LABEL="DRG in effect on discharge date"                                       
                                                                                
  DRG24                      LENGTH=3                                           
  LABEL="DRG, version 24"                                                       
                                                                                
  DRGVER                     LENGTH=3                                           
  LABEL="DRG grouper version used on discharge date"                            
                                                                                
  DRG_NoPOA                  LENGTH=3                                           
  LABEL="DRG in use on discharge date, calculated without POA"                  
                                                                                
  DX1                        LENGTH=$5                                          
  LABEL="Diagnosis 1"                                                           
                                                                                
  DX2                        LENGTH=$5                                          
  LABEL="Diagnosis 2"                                                           
                                                                                
  DX3                        LENGTH=$5                                          
  LABEL="Diagnosis 3"                                                           
                                                                                
  DX4                        LENGTH=$5                                          
  LABEL="Diagnosis 4"                                                           
                                                                                
  DX5                        LENGTH=$5                                          
  LABEL="Diagnosis 5"                                                           
                                                                                
  DX6                        LENGTH=$5                                          
  LABEL="Diagnosis 6"                                                           
                                                                                
  DX7                        LENGTH=$5                                          
  LABEL="Diagnosis 7"                                                           
                                                                                
  DX8                        LENGTH=$5                                          
  LABEL="Diagnosis 8"                                                           
                                                                                
  DX9                        LENGTH=$5                                          
  LABEL="Diagnosis 9"                                                           
                                                                                
  DX10                       LENGTH=$5                                          
  LABEL="Diagnosis 10"                                                          
                                                                                
  DX11                       LENGTH=$5                                          
  LABEL="Diagnosis 11"                                                          
                                                                                
  DX12                       LENGTH=$5                                          
  LABEL="Diagnosis 12"                                                          
                                                                                
  DX13                       LENGTH=$5                                          
  LABEL="Diagnosis 13"                                                          
                                                                                
  DX14                       LENGTH=$5                                          
  LABEL="Diagnosis 14"                                                          
                                                                                
  DX15                       LENGTH=$5                                          
  LABEL="Diagnosis 15"                                                          
                                                                                
  DX16                       LENGTH=$5                                          
  LABEL="Diagnosis 16"                                                          
                                                                                
  DX17                       LENGTH=$5                                          
  LABEL="Diagnosis 17"                                                          
                                                                                
  DX18                       LENGTH=$5                                          
  LABEL="Diagnosis 18"                                                          
                                                                                
  DX19                       LENGTH=$5                                          
  LABEL="Diagnosis 19"                                                          
                                                                                
  DX20                       LENGTH=$5                                          
  LABEL="Diagnosis 20"                                                          
                                                                                
  DXCCS1                     LENGTH=4                                           
  LABEL="CCS: diagnosis 1"                                                      
                                                                                
  DXCCS2                     LENGTH=4                                           
  LABEL="CCS: diagnosis 2"                                                      
                                                                                
  DXCCS3                     LENGTH=4                                           
  LABEL="CCS: diagnosis 3"                                                      
                                                                                
  DXCCS4                     LENGTH=4                                           
  LABEL="CCS: diagnosis 4"                                                      
                                                                                
  DXCCS5                     LENGTH=4                                           
  LABEL="CCS: diagnosis 5"                                                      
                                                                                
  DXCCS6                     LENGTH=4                                           
  LABEL="CCS: diagnosis 6"                                                      
                                                                                
  DXCCS7                     LENGTH=4                                           
  LABEL="CCS: diagnosis 7"                                                      
                                                                                
  DXCCS8                     LENGTH=4                                           
  LABEL="CCS: diagnosis 8"                                                      
                                                                                
  DXCCS9                     LENGTH=4                                           
  LABEL="CCS: diagnosis 9"                                                      
                                                                                
  DXCCS10                    LENGTH=4                                           
  LABEL="CCS: diagnosis 10"                                                     
                                                                                
  DXCCS11                    LENGTH=4                                           
  LABEL="CCS: diagnosis 11"                                                     
                                                                                
  DXCCS12                    LENGTH=4                                           
  LABEL="CCS: diagnosis 12"                                                     
                                                                                
  DXCCS13                    LENGTH=4                                           
  LABEL="CCS: diagnosis 13"                                                     
                                                                                
  DXCCS14                    LENGTH=4                                           
  LABEL="CCS: diagnosis 14"                                                     
                                                                                
  DXCCS15                    LENGTH=4                                           
  LABEL="CCS: diagnosis 15"                                                     
                                                                                
  DXCCS16                    LENGTH=4                                           
  LABEL="CCS: diagnosis 16"                                                     
                                                                                
  DXCCS17                    LENGTH=4                                           
  LABEL="CCS: diagnosis 17"                                                     
                                                                                
  DXCCS18                    LENGTH=4                                           
  LABEL="CCS: diagnosis 18"                                                     
                                                                                
  DXCCS19                    LENGTH=4                                           
  LABEL="CCS: diagnosis 19"                                                     
                                                                                
  DXCCS20                    LENGTH=4                                           
  LABEL="CCS: diagnosis 20"                                                     
                                                                                
  DXPOA1                     LENGTH=$1                                          
  LABEL="Diagnosis 1, present on admission indicator"                           
                                                                                
  DXPOA2                     LENGTH=$1                                          
  LABEL="Diagnosis 2, present on admission indicator"                           
                                                                                
  DXPOA3                     LENGTH=$1                                          
  LABEL="Diagnosis 3, present on admission indicator"                           
                                                                                
  DXPOA4                     LENGTH=$1                                          
  LABEL="Diagnosis 4, present on admission indicator"                           
                                                                                
  DXPOA5                     LENGTH=$1                                          
  LABEL="Diagnosis 5, present on admission indicator"                           
                                                                                
  DXPOA6                     LENGTH=$1                                          
  LABEL="Diagnosis 6, present on admission indicator"                           
                                                                                
  DXPOA7                     LENGTH=$1                                          
  LABEL="Diagnosis 7, present on admission indicator"                           
                                                                                
  DXPOA8                     LENGTH=$1                                          
  LABEL="Diagnosis 8, present on admission indicator"                           
                                                                                
  DXPOA9                     LENGTH=$1                                          
  LABEL="Diagnosis 9, present on admission indicator"                           
                                                                                
  DXPOA10                    LENGTH=$1                                          
  LABEL="Diagnosis 10, present on admission indicator"                          
                                                                                
  DXPOA11                    LENGTH=$1                                          
  LABEL="Diagnosis 11, present on admission indicator"                          
                                                                                
  DXPOA12                    LENGTH=$1                                          
  LABEL="Diagnosis 12, present on admission indicator"                          
                                                                                
  DXPOA13                    LENGTH=$1                                          
  LABEL="Diagnosis 13, present on admission indicator"                          
                                                                                
  DXPOA14                    LENGTH=$1                                          
  LABEL="Diagnosis 14, present on admission indicator"                          
                                                                                
  DXPOA15                    LENGTH=$1                                          
  LABEL="Diagnosis 15, present on admission indicator"                          
                                                                                
  DXPOA16                    LENGTH=$1                                          
  LABEL="Diagnosis 16, present on admission indicator"                          
                                                                                
  DXPOA17                    LENGTH=$1                                          
  LABEL="Diagnosis 17, present on admission indicator"                          
                                                                                
  DXPOA18                    LENGTH=$1                                          
  LABEL="Diagnosis 18, present on admission indicator"                          
                                                                                
  DXPOA19                    LENGTH=$1                                          
  LABEL="Diagnosis 19, present on admission indicator"                          
                                                                                
  DXPOA20                    LENGTH=$1                                          
  LABEL="Diagnosis 20, present on admission indicator"                          
                                                                                
  DaysToEvent                LENGTH=8                                           
  LABEL="Days from 'start date' to admission"                                   
                                                                                
  ECODE1                     LENGTH=$5                                          
  LABEL="E code 1"                                                              
                                                                                
  ECODE2                     LENGTH=$5                                          
  LABEL="E code 2"                                                              
                                                                                
  ECODE3                     LENGTH=$5                                          
  LABEL="E code 3"                                                              
                                                                                
  ECODE4                     LENGTH=$5                                          
  LABEL="E code 4"                                                              
                                                                                
  ECODE5                     LENGTH=$5                                          
  LABEL="E code 5"                                                              
                                                                                
  ECODE6                     LENGTH=$5                                          
  LABEL="E code 6"                                                              
                                                                                
  ECODE7                     LENGTH=$5                                          
  LABEL="E code 7"                                                              
                                                                                
  E_CCS1                     LENGTH=3                                           
  LABEL="CCS: E Code 1"                                                         
                                                                                
  E_CCS2                     LENGTH=3                                           
  LABEL="CCS: E Code 2"                                                         
                                                                                
  E_CCS3                     LENGTH=3                                           
  LABEL="CCS: E Code 3"                                                         
                                                                                
  E_CCS4                     LENGTH=3                                           
  LABEL="CCS: E Code 4"                                                         
                                                                                
  E_CCS5                     LENGTH=3                                           
  LABEL="CCS: E Code 5"                                                         
                                                                                
  E_CCS6                     LENGTH=3                                           
  LABEL="CCS: E Code 6"                                                         
                                                                                
  E_CCS7                     LENGTH=3                                           
  LABEL="CCS: E Code 7"                                                         
                                                                                
  E_POA1                     LENGTH=$1                                          
  LABEL="E Code 1, present on admission indicator"                              
                                                                                
  E_POA2                     LENGTH=$1                                          
  LABEL="E Code 2, present on admission indicator"                              
                                                                                
  E_POA3                     LENGTH=$1                                          
  LABEL="E Code 3, present on admission indicator"                              
                                                                                
  E_POA4                     LENGTH=$1                                          
  LABEL="E Code 4, present on admission indicator"                              
                                                                                
  E_POA5                     LENGTH=$1                                          
  LABEL="E Code 5, present on admission indicator"                              
                                                                                
  E_POA6                     LENGTH=$1                                          
  LABEL="E Code 6, present on admission indicator"                              
                                                                                
  E_POA7                     LENGTH=$1                                          
  LABEL="E Code 7, present on admission indicator"                              
                                                                                
  FEMALE                     LENGTH=3                                           
  LABEL="Indicator of sex"                                                      
                                                                                
  HCUP_ED                    LENGTH=3                                           
  LABEL="HCUP Emergency Department service indicator"                           
                                                                                
  HCUP_OS                    LENGTH=3                                           
  LABEL="HCUP Observation Stay service indicator"                               
                                                                                
  HOSPBRTH                   LENGTH=3                                           
  LABEL="Indicator of birth in this hospital"                                   
                                                                                
  HOSPST                     LENGTH=$2                                          
  LABEL="Hospital state postal code"                                            
                                                                                
  KEY                        LENGTH=8                 FORMAT=Z14.               
  LABEL="HCUP record identifier"                                                
                                                                                
  LOS                        LENGTH=4                                           
  LABEL="Length of stay (cleaned)"                                              
                                                                                
  LOS_X                      LENGTH=4                                           
  LABEL="Length of stay (as received from source)"                              
                                                                                
  MDC                        LENGTH=3                                           
  LABEL="MDC in effect on discharge date"                                       
                                                                                
  MDC24                      LENGTH=3                                           
  LABEL="MDC, version 24"                                                       
                                                                                
  MEDINCSTQ                  LENGTH=3                                           
  LABEL="Median household income state quartile for patient ZIP Code"           
                                                                                
  MOMNUM_R                   LENGTH=5                                           
  LABEL="Mother's number (re-identified)"                                       
                                                                                
  MRN_R                      LENGTH=5                                           
  LABEL="Medical record number (re-identified)"                                 
                                                                                
  NCHRONIC                   LENGTH=3                                           
  LABEL="Number of chronic conditions"                                          
                                                                                
  NDX                        LENGTH=3                                           
  LABEL="Number of diagnoses on this record"                                    
                                                                                
  NECODE                     LENGTH=3                                           
  LABEL="Number of E codes on this record"                                      
                                                                                
  NEOMAT                     LENGTH=3                                           
  LABEL="Neonatal and/or maternal DX and/or PR"                                 
                                                                                
  NPR                        LENGTH=3                                           
  LABEL="Number of procedures on this record"                                   
                                                                                
  ORPROC                     LENGTH=3                                           
  LABEL="Major operating room procedure indicator"                              
                                                                                
  PAY1                       LENGTH=3                                           
  LABEL="Primary expected payer (uniform)"                                      
                                                                                
  PAY1_X                     LENGTH=$2                                          
  LABEL="Primary expected payer (as received from source)"                      
                                                                                
  PL_CBSA                    LENGTH=3                                           
  LABEL="Patient location: Core Based Statistical Area (CBSA)"                  
                                                                                
  PL_MSA1993                 LENGTH=3                                           
  LABEL="Patient location: Metropolitan Statistical Area (MSA), 1993"           
                                                                                
  PL_NCHS2006                LENGTH=3                                           
  LABEL="Patient Location: NCHS Urban-Rural Code (V2006)"                       
                                                                                
  PL_RUCA10_2005             LENGTH=3                                           
  LABEL="Patient location: Rural-Urban Commuting Area (RUCA) Codes, ten levels" 
                                                                                
  PL_RUCA2005                LENGTH=4                 FORMAT=4.1                
  LABEL="Patient location: Rural-Urban Commuting Area (RUCA) Codes"             
                                                                                
  PL_RUCA4_2005              LENGTH=3                                           
  LABEL="Patient location: Rural-Urban Commuting Area (RUCA) Codes, four levels"
                                                                                
  PL_RUCC2003                LENGTH=3                                           
  LABEL="Patient location: Rural-Urban Continuum Codes(RUCC), 2003"             
                                                                                
  PL_UIC2003                 LENGTH=3                                           
  LABEL="Patient location: Urban Influence Codes, 2003"                         
                                                                                
  PL_UR_CAT4                 LENGTH=3                                           
  LABEL="Patient Location: Urban-Rural 4 Categories"                            
                                                                                
  PNUM_R                     LENGTH=5                                           
  LABEL="Person number (re-identified)"                                         
                                                                                
  PR1                        LENGTH=$4                                          
  LABEL="Procedure 1"                                                           
                                                                                
  PR2                        LENGTH=$4                                          
  LABEL="Procedure 2"                                                           
                                                                                
  PR3                        LENGTH=$4                                          
  LABEL="Procedure 3"                                                           
                                                                                
  PR4                        LENGTH=$4                                          
  LABEL="Procedure 4"                                                           
                                                                                
  PR5                        LENGTH=$4                                          
  LABEL="Procedure 5"                                                           
                                                                                
  PR6                        LENGTH=$4                                          
  LABEL="Procedure 6"                                                           
                                                                                
  PR7                        LENGTH=$4                                          
  LABEL="Procedure 7"                                                           
                                                                                
  PR8                        LENGTH=$4                                          
  LABEL="Procedure 8"                                                           
                                                                                
  PR9                        LENGTH=$4                                          
  LABEL="Procedure 9"                                                           
                                                                                
  PR10                       LENGTH=$4                                          
  LABEL="Procedure 10"                                                          
                                                                                
  PR11                       LENGTH=$4                                          
  LABEL="Procedure 11"                                                          
                                                                                
  PR12                       LENGTH=$4                                          
  LABEL="Procedure 12"                                                          
                                                                                
  PR13                       LENGTH=$4                                          
  LABEL="Procedure 13"                                                          
                                                                                
  PR14                       LENGTH=$4                                          
  LABEL="Procedure 14"                                                          
                                                                                
  PR15                       LENGTH=$4                                          
  LABEL="Procedure 15"                                                          
                                                                                
  PR16                       LENGTH=$4                                          
  LABEL="Procedure 16"                                                          
                                                                                
  PR17                       LENGTH=$4                                          
  LABEL="Procedure 17"                                                          
                                                                                
  PR18                       LENGTH=$4                                          
  LABEL="Procedure 18"                                                          
                                                                                
  PR19                       LENGTH=$4                                          
  LABEL="Procedure 19"                                                          
                                                                                
  PR20                       LENGTH=$4                                          
  LABEL="Procedure 20"                                                          
                                                                                
  PRCCS1                     LENGTH=3                                           
  LABEL="CCS: procedure 1"                                                      
                                                                                
  PRCCS2                     LENGTH=3                                           
  LABEL="CCS: procedure 2"                                                      
                                                                                
  PRCCS3                     LENGTH=3                                           
  LABEL="CCS: procedure 3"                                                      
                                                                                
  PRCCS4                     LENGTH=3                                           
  LABEL="CCS: procedure 4"                                                      
                                                                                
  PRCCS5                     LENGTH=3                                           
  LABEL="CCS: procedure 5"                                                      
                                                                                
  PRCCS6                     LENGTH=3                                           
  LABEL="CCS: procedure 6"                                                      
                                                                                
  PRCCS7                     LENGTH=3                                           
  LABEL="CCS: procedure 7"                                                      
                                                                                
  PRCCS8                     LENGTH=3                                           
  LABEL="CCS: procedure 8"                                                      
                                                                                
  PRCCS9                     LENGTH=3                                           
  LABEL="CCS: procedure 9"                                                      
                                                                                
  PRCCS10                    LENGTH=3                                           
  LABEL="CCS: procedure 10"                                                     
                                                                                
  PRCCS11                    LENGTH=3                                           
  LABEL="CCS: procedure 11"                                                     
                                                                                
  PRCCS12                    LENGTH=3                                           
  LABEL="CCS: procedure 12"                                                     
                                                                                
  PRCCS13                    LENGTH=3                                           
  LABEL="CCS: procedure 13"                                                     
                                                                                
  PRCCS14                    LENGTH=3                                           
  LABEL="CCS: procedure 14"                                                     
                                                                                
  PRCCS15                    LENGTH=3                                           
  LABEL="CCS: procedure 15"                                                     
                                                                                
  PRCCS16                    LENGTH=3                                           
  LABEL="CCS: procedure 16"                                                     
                                                                                
  PRCCS17                    LENGTH=3                                           
  LABEL="CCS: procedure 17"                                                     
                                                                                
  PRCCS18                    LENGTH=3                                           
  LABEL="CCS: procedure 18"                                                     
                                                                                
  PRCCS19                    LENGTH=3                                           
  LABEL="CCS: procedure 19"                                                     
                                                                                
  PRCCS20                    LENGTH=3                                           
  LABEL="CCS: procedure 20"                                                     
                                                                                
  PRDAY1                     LENGTH=4                                           
  LABEL="Number of days from admission to PR1"                                  
                                                                                
  PRDAY2                     LENGTH=4                                           
  LABEL="Number of days from admission to PR2"                                  
                                                                                
  PRDAY3                     LENGTH=4                                           
  LABEL="Number of days from admission to PR3"                                  
                                                                                
  PRDAY4                     LENGTH=4                                           
  LABEL="Number of days from admission to PR4"                                  
                                                                                
  PRDAY5                     LENGTH=4                                           
  LABEL="Number of days from admission to PR5"                                  
                                                                                
  PRDAY6                     LENGTH=4                                           
  LABEL="Number of days from admission to PR6"                                  
                                                                                
  PRDAY7                     LENGTH=4                                           
  LABEL="Number of days from admission to PR7"                                  
                                                                                
  PRDAY8                     LENGTH=4                                           
  LABEL="Number of days from admission to PR8"                                  
                                                                                
  PRDAY9                     LENGTH=4                                           
  LABEL="Number of days from admission to PR9"                                  
                                                                                
  PRDAY10                    LENGTH=4                                           
  LABEL="Number of days from admission to PR10"                                 
                                                                                
  PRDAY11                    LENGTH=4                                           
  LABEL="Number of days from admission to PR11"                                 
                                                                                
  PRDAY12                    LENGTH=4                                           
  LABEL="Number of days from admission to PR12"                                 
                                                                                
  PRDAY13                    LENGTH=4                                           
  LABEL="Number of days from admission to PR13"                                 
                                                                                
  PRDAY14                    LENGTH=4                                           
  LABEL="Number of days from admission to PR14"                                 
                                                                                
  PRDAY15                    LENGTH=4                                           
  LABEL="Number of days from admission to PR15"                                 
                                                                                
  PRDAY16                    LENGTH=4                                           
  LABEL="Number of days from admission to PR16"                                 
                                                                                
  PRDAY17                    LENGTH=4                                           
  LABEL="Number of days from admission to PR17"                                 
                                                                                
  PRDAY18                    LENGTH=4                                           
  LABEL="Number of days from admission to PR18"                                 
                                                                                
  PRDAY19                    LENGTH=4                                           
  LABEL="Number of days from admission to PR19"                                 
                                                                                
  PRDAY20                    LENGTH=4                                           
  LABEL="Number of days from admission to PR20"                                 
                                                                                
  PROCTYPE                   LENGTH=3                                           
  LABEL="Procedure type indicator"                                              
                                                                                
  PSTATE                     LENGTH=$2                                          
  LABEL="Patient State postal code"                                             
                                                                                
  PSTCO2                     LENGTH=4                 FORMAT=Z5.                
  LABEL="Patient state/county FIPS code, possibly derived from ZIP Code"        
                                                                                
  PointOfOriginUB04          LENGTH=$1                                          
  LABEL="Point of origin for admission or visit, UB-04 standard coding"         
                                                                                
  PointOfOrigin_X            LENGTH=$1                                          
  LABEL="Point of origin for admission or visit, as received from source"       
                                                                                
  RACE                       LENGTH=3                                           
  LABEL="Race (uniform)"                                                        
                                                                                
  RACE_X                     LENGTH=$2                                          
  LABEL="Race (as received from source)"                                        
                                                                                
  TOTCHG                     LENGTH=6                                           
  LABEL="Total charges (cleaned)"                                               
                                                                                
  TOTCHG_X                   LENGTH=7                                           
  LABEL="Total charges (as received from source)"                               
                                                                                
  TRAN_IN                    LENGTH=3                                           
  LABEL="Transfer in indicator"                                                 
                                                                                
  TRAN_OUT                   LENGTH=3                                           
  LABEL="Transfer out indicator"                                                
                                                                                
  VisitLink                  LENGTH=8                                           
  LABEL="Visit linkage variable"                                                
                                                                                
  YEAR                       LENGTH=3                                           
  LABEL="Calendar year"                                                         
                                                                                
  ZIP3                       LENGTH=$3                                          
  LABEL="Patient ZIP Code, first 3 digits"                                      
                                                                                
  ZIPINC_QRTL                LENGTH=3                                           
  LABEL="Median household income national quartile for patient ZIP Code"        
                                                                                
  HOSPID                     LENGTH=4                 FORMAT=Z5.                
  LABEL="HCUP hospital identification number"                                   
                                                                                
  ZIP                        LENGTH=$5                                          
  LABEL="Patient ZIP Code"                                                      
                                                                                
  AGEGROUP                   LENGTH=3                                           
  LABEL="Age Group"                                                             
                                                                                
  AYEAR                      LENGTH=3                                           
  LABEL="Admission year"                                                        
                                                                                
  DMONTH                     LENGTH=3                                           
  LABEL="Discharge month"                                                       
                                                                                
  BMONTH                     LENGTH=3                                           
  LABEL="Birth month"                                                           
                                                                                
  BYEAR                      LENGTH=3                                           
  LABEL="Birth year"                                                            
                                                                                
  PRMONTH1                   LENGTH=3                                           
  LABEL="Month of procedure 1"                                                  
                                                                                
  PRMONTH2                   LENGTH=3                                           
  LABEL="Month of procedure 2"                                                  
                                                                                
  PRMONTH3                   LENGTH=3                                           
  LABEL="Month of procedure 3"                                                  
                                                                                
  PRMONTH4                   LENGTH=3                                           
  LABEL="Month of procedure 4"                                                  
                                                                                
  PRMONTH5                   LENGTH=3                                           
  LABEL="Month of procedure 5"                                                  
                                                                                
  PRMONTH6                   LENGTH=3                                           
  LABEL="Month of procedure 6"                                                  
                                                                                
  PRMONTH7                   LENGTH=3                                           
  LABEL="Month of procedure 7"                                                  
                                                                                
  PRMONTH8                   LENGTH=3                                           
  LABEL="Month of procedure 8"                                                  
                                                                                
  PRMONTH9                   LENGTH=3                                           
  LABEL="Month of procedure 9"                                                  
                                                                                
  PRMONTH10                  LENGTH=3                                           
  LABEL="Month of procedure 10"                                                 
                                                                                
  PRMONTH11                  LENGTH=3                                           
  LABEL="Month of procedure 11"                                                 
                                                                                
  PRMONTH12                  LENGTH=3                                           
  LABEL="Month of procedure 12"                                                 
                                                                                
  PRMONTH13                  LENGTH=3                                           
  LABEL="Month of procedure 13"                                                 
                                                                                
  PRMONTH14                  LENGTH=3                                           
  LABEL="Month of procedure 14"                                                 
                                                                                
  PRMONTH15                  LENGTH=3                                           
  LABEL="Month of procedure 15"                                                 
                                                                                
  PRMONTH16                  LENGTH=3                                           
  LABEL="Month of procedure 16"                                                 
                                                                                
  PRMONTH17                  LENGTH=3                                           
  LABEL="Month of procedure 17"                                                 
                                                                                
  PRMONTH18                  LENGTH=3                                           
  LABEL="Month of procedure 18"                                                 
                                                                                
  PRMONTH19                  LENGTH=3                                           
  LABEL="Month of procedure 19"                                                 
                                                                                
  PRMONTH20                  LENGTH=3                                           
  LABEL="Month of procedure 20"                                                 
                                                                                
  PRYEAR1                    LENGTH=3                                           
  LABEL="Year of procedure 1"                                                   
                                                                                
  PRYEAR2                    LENGTH=3                                           
  LABEL="Year of procedure 2"                                                   
                                                                                
  PRYEAR3                    LENGTH=3                                           
  LABEL="Year of procedure 3"                                                   
                                                                                
  PRYEAR4                    LENGTH=3                                           
  LABEL="Year of procedure 4"                                                   
                                                                                
  PRYEAR5                    LENGTH=3                                           
  LABEL="Year of procedure 5"                                                   
                                                                                
  PRYEAR6                    LENGTH=3                                           
  LABEL="Year of procedure 6"                                                   
                                                                                
  PRYEAR7                    LENGTH=3                                           
  LABEL="Year of procedure 7"                                                   
                                                                                
  PRYEAR8                    LENGTH=3                                           
  LABEL="Year of procedure 8"                                                   
                                                                                
  PRYEAR9                    LENGTH=3                                           
  LABEL="Year of procedure 9"                                                   
                                                                                
  PRYEAR10                   LENGTH=3                                           
  LABEL="Year of procedure 10"                                                  
                                                                                
  PRYEAR11                   LENGTH=3                                           
  LABEL="Year of procedure 11"                                                  
                                                                                
  PRYEAR12                   LENGTH=3                                           
  LABEL="Year of procedure 12"                                                  
                                                                                
  PRYEAR13                   LENGTH=3                                           
  LABEL="Year of procedure 13"                                                  
                                                                                
  PRYEAR14                   LENGTH=3                                           
  LABEL="Year of procedure 14"                                                  
                                                                                
  PRYEAR15                   LENGTH=3                                           
  LABEL="Year of procedure 15"                                                  
                                                                                
  PRYEAR16                   LENGTH=3                                           
  LABEL="Year of procedure 16"                                                  
                                                                                
  PRYEAR17                   LENGTH=3                                           
  LABEL="Year of procedure 17"                                                  
                                                                                
  PRYEAR18                   LENGTH=3                                           
  LABEL="Year of procedure 18"                                                  
                                                                                
  PRYEAR19                   LENGTH=3                                           
  LABEL="Year of procedure 19"                                                  
                                                                                
  PRYEAR20                   LENGTH=3                                           
  LABEL="Year of procedure 20"                                                  
  ;                                                                             
                                                                                
                                                                                
*** Input the variables from the ASCII file ***;                                
INPUT                                                                           
      @1      AGEDAY                   N3PF.                                    
      @4      AGEMONTH                 N3PF.                                    
      @7      AMONTH                   N2PF.                                    
      @9      ATYPE                    N2PF.                                    
      @11     AWEEKEND                 N2PF.                                    
      @13     BWT                      N4PF.                                    
      @17     DIED                     N2PF.                                    
      @19     DISPUB04                 N2PF.                                    
      @21     DISPUNIFORM              N2PF.                                    
      @23     DISP_X                   $CHAR2.                                  
      @25     DQTR                     N2PF.                                    
      @27     DRG                      N3PF.                                    
      @30     DRG24                    N3PF.                                    
      @33     DRGVER                   N2PF.                                    
      @35     DRG_NoPOA                N3PF.                                    
      @38     DX1                      $CHAR5.                                  
      @43     DX2                      $CHAR5.                                  
      @48     DX3                      $CHAR5.                                  
      @53     DX4                      $CHAR5.                                  
      @58     DX5                      $CHAR5.                                  
      @63     DX6                      $CHAR5.                                  
      @68     DX7                      $CHAR5.                                  
      @73     DX8                      $CHAR5.                                  
      @78     DX9                      $CHAR5.                                  
      @83     DX10                     $CHAR5.                                  
      @88     DX11                     $CHAR5.                                  
      @93     DX12                     $CHAR5.                                  
      @98     DX13                     $CHAR5.                                  
      @103    DX14                     $CHAR5.                                  
      @108    DX15                     $CHAR5.                                  
      @113    DX16                     $CHAR5.                                  
      @118    DX17                     $CHAR5.                                  
      @123    DX18                     $CHAR5.                                  
      @128    DX19                     $CHAR5.                                  
      @133    DX20                     $CHAR5.                                  
      @138    DXCCS1                   N4PF.                                    
      @142    DXCCS2                   N4PF.                                    
      @146    DXCCS3                   N4PF.                                    
      @150    DXCCS4                   N4PF.                                    
      @154    DXCCS5                   N4PF.                                    
      @158    DXCCS6                   N4PF.                                    
      @162    DXCCS7                   N4PF.                                    
      @166    DXCCS8                   N4PF.                                    
      @170    DXCCS9                   N4PF.                                    
      @174    DXCCS10                  N4PF.                                    
      @178    DXCCS11                  N4PF.                                    
      @182    DXCCS12                  N4PF.                                    
      @186    DXCCS13                  N4PF.                                    
      @190    DXCCS14                  N4PF.                                    
      @194    DXCCS15                  N4PF.                                    
      @198    DXCCS16                  N4PF.                                    
      @202    DXCCS17                  N4PF.                                    
      @206    DXCCS18                  N4PF.                                    
      @210    DXCCS19                  N4PF.                                    
      @214    DXCCS20                  N4PF.                                    
      @218    DXPOA1                   $CHAR1.                                  
      @219    DXPOA2                   $CHAR1.                                  
      @220    DXPOA3                   $CHAR1.                                  
      @221    DXPOA4                   $CHAR1.                                  
      @222    DXPOA5                   $CHAR1.                                  
      @223    DXPOA6                   $CHAR1.                                  
      @224    DXPOA7                   $CHAR1.                                  
      @225    DXPOA8                   $CHAR1.                                  
      @226    DXPOA9                   $CHAR1.                                  
      @227    DXPOA10                  $CHAR1.                                  
      @228    DXPOA11                  $CHAR1.                                  
      @229    DXPOA12                  $CHAR1.                                  
      @230    DXPOA13                  $CHAR1.                                  
      @231    DXPOA14                  $CHAR1.                                  
      @232    DXPOA15                  $CHAR1.                                  
      @233    DXPOA16                  $CHAR1.                                  
      @234    DXPOA17                  $CHAR1.                                  
      @235    DXPOA18                  $CHAR1.                                  
      @236    DXPOA19                  $CHAR1.                                  
      @237    DXPOA20                  $CHAR1.                                  
      @238    DaysToEvent              N6PF.                                    
      @244    ECODE1                   $CHAR5.                                  
      @249    ECODE2                   $CHAR5.                                  
      @254    ECODE3                   $CHAR5.                                  
      @259    ECODE4                   $CHAR5.                                  
      @264    ECODE5                   $CHAR5.                                  
      @269    ECODE6                   $CHAR5.                                  
      @274    ECODE7                   $CHAR5.                                  
      @279    E_CCS1                   N4PF.                                    
      @283    E_CCS2                   N4PF.                                    
      @287    E_CCS3                   N4PF.                                    
      @291    E_CCS4                   N4PF.                                    
      @295    E_CCS5                   N4PF.                                    
      @299    E_CCS6                   N4PF.                                    
      @303    E_CCS7                   N4PF.                                    
      @307    E_POA1                   $CHAR1.                                  
      @308    E_POA2                   $CHAR1.                                  
      @309    E_POA3                   $CHAR1.                                  
      @310    E_POA4                   $CHAR1.                                  
      @311    E_POA5                   $CHAR1.                                  
      @312    E_POA6                   $CHAR1.                                  
      @313    E_POA7                   $CHAR1.                                  
      @314    FEMALE                   N2PF.                                    
      @316    HCUP_ED                  N2PF.                                    
      @318    HCUP_OS                  N2PF.                                    
      @320    HOSPBRTH                 N3PF.                                    
      @323    HOSPST                   $CHAR2.                                  
      @325    KEY                      14.                                      
      @339    LOS                      N5PF.                                    
      @344    LOS_X                    N6PF.                                    
      @350    MDC                      N2PF.                                    
      @352    MDC24                    N2PF.                                    
      @354    MEDINCSTQ                N2PF.                                    
      @356    MOMNUM_R                 N9PF.                                    
      @365    MRN_R                    N9PF.                                    
      @374    NCHRONIC                 N3PF.                                    
      @377    NDX                      N2PF.                                    
      @379    NECODE                   N2PF.                                    
      @381    NEOMAT                   N2PF.                                    
      @383    NPR                      N2PF.                                    
      @385    ORPROC                   N2PF.                                    
      @387    PAY1                     N2PF.                                    
      @389    PAY1_X                   $CHAR2.                                  
      @391    PL_CBSA                  N3PF.                                    
      @394    PL_MSA1993               N3PF.                                    
      @397    PL_NCHS2006              N2PF.                                    
      @399    PL_RUCA10_2005           N2PF.                                    
      @401    PL_RUCA2005              N4P1F.                                   
      @405    PL_RUCA4_2005            N2PF.                                    
      @407    PL_RUCC2003              N2PF.                                    
      @409    PL_UIC2003               N2PF.                                    
      @411    PL_UR_CAT4               N2PF.                                    
      @413    PNUM_R                   N9PF.                                    
      @422    PR1                      $CHAR4.                                  
      @426    PR2                      $CHAR4.                                  
      @430    PR3                      $CHAR4.                                  
      @434    PR4                      $CHAR4.                                  
      @438    PR5                      $CHAR4.                                  
      @442    PR6                      $CHAR4.                                  
      @446    PR7                      $CHAR4.                                  
      @450    PR8                      $CHAR4.                                  
      @454    PR9                      $CHAR4.                                  
      @458    PR10                     $CHAR4.                                  
      @462    PR11                     $CHAR4.                                  
      @466    PR12                     $CHAR4.                                  
      @470    PR13                     $CHAR4.                                  
      @474    PR14                     $CHAR4.                                  
      @478    PR15                     $CHAR4.                                  
      @482    PR16                     $CHAR4.                                  
      @486    PR17                     $CHAR4.                                  
      @490    PR18                     $CHAR4.                                  
      @494    PR19                     $CHAR4.                                  
      @498    PR20                     $CHAR4.                                  
      @502    PRCCS1                   N3PF.                                    
      @505    PRCCS2                   N3PF.                                    
      @508    PRCCS3                   N3PF.                                    
      @511    PRCCS4                   N3PF.                                    
      @514    PRCCS5                   N3PF.                                    
      @517    PRCCS6                   N3PF.                                    
      @520    PRCCS7                   N3PF.                                    
      @523    PRCCS8                   N3PF.                                    
      @526    PRCCS9                   N3PF.                                    
      @529    PRCCS10                  N3PF.                                    
      @532    PRCCS11                  N3PF.                                    
      @535    PRCCS12                  N3PF.                                    
      @538    PRCCS13                  N3PF.                                    
      @541    PRCCS14                  N3PF.                                    
      @544    PRCCS15                  N3PF.                                    
      @547    PRCCS16                  N3PF.                                    
      @550    PRCCS17                  N3PF.                                    
      @553    PRCCS18                  N3PF.                                    
      @556    PRCCS19                  N3PF.                                    
      @559    PRCCS20                  N3PF.                                    
      @562    PRDAY1                   N5PF.                                    
      @567    PRDAY2                   N5PF.                                    
      @572    PRDAY3                   N5PF.                                    
      @577    PRDAY4                   N5PF.                                    
      @582    PRDAY5                   N5PF.                                    
      @587    PRDAY6                   N5PF.                                    
      @592    PRDAY7                   N5PF.                                    
      @597    PRDAY8                   N5PF.                                    
      @602    PRDAY9                   N5PF.                                    
      @607    PRDAY10                  N5PF.                                    
      @612    PRDAY11                  N5PF.                                    
      @617    PRDAY12                  N5PF.                                    
      @622    PRDAY13                  N5PF.                                    
      @627    PRDAY14                  N5PF.                                    
      @632    PRDAY15                  N5PF.                                    
      @637    PRDAY16                  N5PF.                                    
      @642    PRDAY17                  N5PF.                                    
      @647    PRDAY18                  N5PF.                                    
      @652    PRDAY19                  N5PF.                                    
      @657    PRDAY20                  N5PF.                                    
      @662    PROCTYPE                 N3PF.                                    
      @665    PSTATE                   $CHAR2.                                  
      @667    PSTCO2                   N5PF.                                    
      @672    PointOfOriginUB04        $CHAR1.                                  
      @673    PointOfOrigin_X          $CHAR1.                                  
      @674    RACE                     N2PF.                                    
      @676    RACE_X                   $CHAR2.                                  
      @678    TOTCHG                   N10PF.                                   
      @688    TOTCHG_X                 N15P2F.                                  
      @703    TRAN_IN                  N2PF.                                    
      @705    TRAN_OUT                 N2PF.                                    
      @707    VisitLink                N9PF.                                    
      @716    YEAR                     N4PF.                                    
      @720    ZIP3                     $CHAR3.                                  
      @723    ZIPINC_QRTL              N3PF.                                    
      @726    HOSPID                   N5PF.                                    
      @731    ZIP                      $CHAR5.                                  
      @736    AGEGROUP                 N3PF.                                    
      @739    AYEAR                    N4PF.                                    
      @743    DMONTH                   N2PF.                                    
      @745    BMONTH                   N2PF.                                    
      @747    BYEAR                    N4PF.                                    
      @751    PRMONTH1                 N2PF.                                    
      @753    PRMONTH2                 N2PF.                                    
      @755    PRMONTH3                 N2PF.                                    
      @757    PRMONTH4                 N2PF.                                    
      @759    PRMONTH5                 N2PF.                                    
      @761    PRMONTH6                 N2PF.                                    
      @763    PRMONTH7                 N2PF.                                    
      @765    PRMONTH8                 N2PF.                                    
      @767    PRMONTH9                 N2PF.                                    
      @769    PRMONTH10                N2PF.                                    
      @771    PRMONTH11                N2PF.                                    
      @773    PRMONTH12                N2PF.                                    
      @775    PRMONTH13                N2PF.                                    
      @777    PRMONTH14                N2PF.                                    
      @779    PRMONTH15                N2PF.                                    
      @781    PRMONTH16                N2PF.                                    
      @783    PRMONTH17                N2PF.                                    
      @785    PRMONTH18                N2PF.                                    
      @787    PRMONTH19                N2PF.                                    
      @789    PRMONTH20                N2PF.                                    
      @791    PRYEAR1                  N4PF.                                    
      @795    PRYEAR2                  N4PF.                                    
      @799    PRYEAR3                  N4PF.                                    
      @803    PRYEAR4                  N4PF.                                    
      @807    PRYEAR5                  N4PF.                                    
      @811    PRYEAR6                  N4PF.                                    
      @815    PRYEAR7                  N4PF.                                    
      @819    PRYEAR8                  N4PF.                                    
      @823    PRYEAR9                  N4PF.                                    
      @827    PRYEAR10                 N4PF.                                    
      @831    PRYEAR11                 N4PF.                                    
      @835    PRYEAR12                 N4PF.                                    
      @839    PRYEAR13                 N4PF.                                    
      @843    PRYEAR14                 N4PF.                                    
      @847    PRYEAR15                 N4PF.                                    
      @851    PRYEAR16                 N4PF.                                    
      @855    PRYEAR17                 N4PF.                                    
      @859    PRYEAR18                 N4PF.                                    
      @863    PRYEAR19                 N4PF.                                    
      @867    PRYEAR20                 N4PF.                                    
      ;                                                                         
                                                                                
                                                                                
RUN;
