/*******************************************************************            
* Creation Date: 05/12/2020                                                     
*   DE_SID_2018_CORE.SAS:                                                       
*      THE SAS CODE SHOWN BELOW WILL LOAD THE ASCII                             
*      INPATIENT STAY CORE FILE INTO SAS                                        
*******************************************************************/            
                                                                                
                                                                                
***************************************************************;                
* ----------------------------------------------------------- *;                
* |  NOTICE: Use of HCUP data constitutes acceptance of the | *;                
* |  terms and conditions of the HCUP Data Use Agreement.   | *;                
* ----------------------------------------------------------- *;                
***************************************************************;                
                                                                                
                                                                                
***********************************************;                                
*  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 N11P2F                                                                
    '-9999999.99' = .                                                           
    '-8888888.88' = .A                                                          
    '-6666666.66' = .C                                                          
    OTHER = (|11.2|)                                                            
  ;                                                                             
  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 DE_SIDC_2018_CORE;                                                         
INFILE 'DE_SID_2018_CORE.ASC' FIRSTOBS=3 LRECL = 394;                           
                                                                                
*** Variable attribute ***;                                                     
ATTRIB                                                                          
  AGE                        LENGTH=3                                           
  LABEL="Age in years at admission"                                             
                                                                                
  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"                                            
                                                                                
  BILLTYPE                   LENGTH=$4                                          
  LABEL="Type of bill, UB-04 coding"                                            
                                                                                
  DaysToEvent                LENGTH=8                                           
  LABEL="Days from 'start date' to admission"                                   
                                                                                
  DIED                       LENGTH=3                                           
  LABEL="Died during hospitalization"                                           
                                                                                
  DISP_X                     LENGTH=$3                                          
  LABEL="Disposition of patient (as received from source)"                      
                                                                                
  DISPUB04                   LENGTH=3                                           
  LABEL="Disposition of patient (UB-04 standard coding)"                        
                                                                                
  DISPUNIFORM                LENGTH=3                                           
  LABEL="Disposition of patient (uniform)"                                      
                                                                                
  DMONTH                     LENGTH=3                                           
  LABEL="Discharge month"                                                       
                                                                                
  DQTR                       LENGTH=3                                           
  LABEL="Discharge quarter"                                                     
                                                                                
  DRG                        LENGTH=3                                           
  LABEL="DRG in effect on discharge date"                                       
                                                                                
  DRG_NoPOA                  LENGTH=3                                           
  LABEL="DRG in use on discharge date, calculated without POA"                  
                                                                                
  DRGVER                     LENGTH=3                                           
  LABEL="DRG grouper version used on discharge date"                            
                                                                                
  DSHOSPID                   LENGTH=$17                                         
  LABEL="Data source hospital identifier"                                       
                                                                                
  DXPOA1                     LENGTH=$1                                          
  LABEL="Diagnosis 1, 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"                               
                                                                                
  HOSPST                     LENGTH=$2                                          
  LABEL="Hospital state postal code"                                            
                                                                                
  I10_DX_Admitting           LENGTH=$7                                          
  LABEL="ICD-10-CM Admitting Diagnosis Code"                                    
                                                                                
  I10_DX1                    LENGTH=$7                                          
  LABEL="ICD-10-CM Diagnosis 1"                                                 
                                                                                
  I10_DX2                    LENGTH=$7                                          
  LABEL="ICD-10-CM Diagnosis 2"                                                 
                                                                                
  I10_DX3                    LENGTH=$7                                          
  LABEL="ICD-10-CM Diagnosis 3"                                                 
                                                                                
  I10_DX4                    LENGTH=$7                                          
  LABEL="ICD-10-CM Diagnosis 4"                                                 
                                                                                
  I10_DX5                    LENGTH=$7                                          
  LABEL="ICD-10-CM Diagnosis 5"                                                 
                                                                                
  I10_DX6                    LENGTH=$7                                          
  LABEL="ICD-10-CM Diagnosis 6"                                                 
                                                                                
  I10_DX7                    LENGTH=$7                                          
  LABEL="ICD-10-CM Diagnosis 7"                                                 
                                                                                
  I10_DX8                    LENGTH=$7                                          
  LABEL="ICD-10-CM Diagnosis 8"                                                 
                                                                                
  I10_DX9                    LENGTH=$7                                          
  LABEL="ICD-10-CM Diagnosis 9"                                                 
                                                                                
  I10_DX10                   LENGTH=$7                                          
  LABEL="ICD-10-CM Diagnosis 10"                                                
                                                                                
  I10_NDX                    LENGTH=3                                           
  LABEL="ICD-10-CM Number of diagnoses on this record"                          
                                                                                
  I10_NPR                    LENGTH=3                                           
  LABEL="ICD-10-PCS Number of procedures on this record"                        
                                                                                
  I10_PR1                    LENGTH=$7                                          
  LABEL="ICD-10-PCS Procedure 1"                                                
                                                                                
  I10_PR2                    LENGTH=$7                                          
  LABEL="ICD-10-PCS Procedure 2"                                                
                                                                                
  I10_PR3                    LENGTH=$7                                          
  LABEL="ICD-10-PCS Procedure 3"                                                
                                                                                
  I10_PR4                    LENGTH=$7                                          
  LABEL="ICD-10-PCS Procedure 4"                                                
                                                                                
  I10_PR5                    LENGTH=$7                                          
  LABEL="ICD-10-PCS Procedure 5"                                                
                                                                                
  I10_PR6                    LENGTH=$7                                          
  LABEL="ICD-10-PCS Procedure 6"                                                
                                                                                
  I10_PROCTYPE               LENGTH=3                                           
  LABEL="ICD-10-PCS Procedure type indicator"                                   
                                                                                
  KEY                        LENGTH=8                      FORMAT=Z15.          
  LABEL="HCUP record identifier"                                                
                                                                                
  LOS                        LENGTH=4                                           
  LABEL="Length of stay (cleaned)"                                              
                                                                                
  LOS_X                      LENGTH=4                                           
  LABEL="Length of stay (as received from source)"                              
                                                                                
  MARITALSTATUS_X            LENGTH=$1                                          
  LABEL="Patient's marital status (as received from source)"                    
                                                                                
  MARITALSTATUSUB04          LENGTH=$1                                          
  LABEL="Patient's marital status, UB-04 standard coding"                       
                                                                                
  MDC                        LENGTH=3                                           
  LABEL="MDC in effect on discharge date"                                       
                                                                                
  MDC_NoPOA                  LENGTH=3                                           
  LABEL="MDC in use on discharge date, calculated without POA"                  
                                                                                
  MDNUM1_R                   LENGTH=5                                           
  LABEL="Physician 1 number (re-identified)"                                    
                                                                                
  MEDINCSTQ                  LENGTH=3                                           
  LABEL="Median household income state quartile for patient ZIP Code"           
                                                                                
  OS_TIME                    LENGTH=6                                           
  LABEL="Observation stay time summed from UNITS"                               
                                                                                
  PAY1                       LENGTH=3                                           
  LABEL="Primary expected payer (uniform)"                                      
                                                                                
  PAY1_X                     LENGTH=$2                                          
  LABEL="Primary expected payer (as received from source)"                      
                                                                                
  PAY2                       LENGTH=3                                           
  LABEL="Secondary expected payer (uniform)"                                    
                                                                                
  PAY2_X                     LENGTH=$2                                          
  LABEL="Secondary expected payer (as received from source)"                    
                                                                                
  PAY3                       LENGTH=3                                           
  LABEL="Tertiary expected payer (uniform)"                                     
                                                                                
  PAY3_X                     LENGTH=$2                                          
  LABEL="Tertiary expected payer (as received from source)"                     
                                                                                
  PL_CBSA                    LENGTH=3                                           
  LABEL="Patient location: Core Based Statistical Area (CBSA)"                  
                                                                                
  PL_NCHS                    LENGTH=3                                           
  LABEL="Patient Location: NCHS Urban-Rural Code"                               
                                                                                
  PL_RUCC                    LENGTH=3                                           
  LABEL="Patient location: Rural-Urban Continuum Codes (RUCC)"                  
                                                                                
  PL_UIC                     LENGTH=3                                           
  LABEL="Patient location: Urban Influence Codes"                               
                                                                                
  PL_UR_CAT4                 LENGTH=3                                           
  LABEL="Patient Location: Urban-Rural 4 Categories"                            
                                                                                
  POA_Disch_Edit1            LENGTH=3                                           
  LABEL="Discharge has POA missing on all nonexempt diagnoses"                  
                                                                                
  POA_Disch_Edit2            LENGTH=3                                           
  LABEL="Discharge has POA missing on all nonexempt secondary diagnoses"        
                                                                                
  POA_Hosp_Edit1             LENGTH=3                                           
  LABEL="Hospital reported POA as Y on all diagnoses on all discharges"         
                                                                                
  POA_Hosp_Edit2             LENGTH=3                                           
  LABEL="Hospital reported POA as missing on all non-Medicare discharges"       
                                                                                
  POA_Hosp_Edit3             LENGTH=3                                           
  LABEL=                                                                        
                                                                                
"Hospital reported POA as missing on all nonexempt diagnoses for 15% or more of 
discharges"                                                                     
                                                                                
  POA_Hosp_Edit3_Value       LENGTH=8                                           
  LABEL=                                                                        
  "Percentage of discharges with all nonexempt diagnoses missing POA indicators"
                                                                                
  PointOfOrigin_X            LENGTH=$1                                          
  LABEL="Point of origin for admission or visit, as received from source"       
                                                                                
  PointOfOriginUB04          LENGTH=$1                                          
  LABEL="Point of origin for admission or visit, UB-04 standard coding"         
                                                                                
  PRDAY1                     LENGTH=4                                           
  LABEL="Number of days from admission to I10_PR1"                              
                                                                                
  PRDAY2                     LENGTH=4                                           
  LABEL="Number of days from admission to I10_PR2"                              
                                                                                
  PSTATE                     LENGTH=$2                                          
  LABEL="Patient State postal code"                                             
                                                                                
  PSTCO2                     LENGTH=4                      FORMAT=Z5.           
  LABEL="Patient state/county FIPS code, possibly derived from ZIP Code"        
                                                                                
  RACE                       LENGTH=3                                           
  LABEL="Race (uniform)"                                                        
                                                                                
  RACE_EDIT                  LENGTH=3                                           
  LABEL="Race Edit Checks"                                                      
                                                                                
  RACE_X                     LENGTH=$1                                          
  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"                                                         
                                                                                
  ZIP                        LENGTH=$5                                          
  LABEL="Patient ZIP Code"                                                      
                                                                                
  ZIP3                       LENGTH=$3                                          
  LABEL="Patient ZIP Code, first 3 digits"                                      
                                                                                
  ZIPINC_QRTL                LENGTH=3                                           
  LABEL="Median household income national quartile for patient ZIP Code"        
                                                                                
  AYEAR                      LENGTH=3                                           
  LABEL="Admission year"                                                        
                                                                                
  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"                                                  
                                                                                
  PRYEAR1                    LENGTH=3                                           
  LABEL="Year of procedure 1"                                                   
                                                                                
  PRYEAR2                    LENGTH=3                                           
  LABEL="Year of procedure 2"                                                   
  ;                                                                             
                                                                                
                                                                                
*** Input the variables from the ASCII file ***;                                
INPUT                                                                           
      @1      AGE                           N3PF.                               
      @4      AGEDAY                        N3PF.                               
      @7      AGEMONTH                      N3PF.                               
      @10     AMONTH                        N2PF.                               
      @12     ATYPE                         N2PF.                               
      @14     AWEEKEND                      N2PF.                               
      @16     BILLTYPE                      $CHAR4.                             
      @20     DaysToEvent                   N6PF.                               
      @26     DIED                          N2PF.                               
      @28     DISP_X                        $CHAR3.                             
      @31     DISPUB04                      N2PF.                               
      @33     DISPUNIFORM                   N2PF.                               
      @35     DMONTH                        N2PF.                               
      @37     DQTR                          N2PF.                               
      @39     DRG                           N3PF.                               
      @42     DRG_NoPOA                     N3PF.                               
      @45     DRGVER                        N2PF.                               
      @47     DSHOSPID                      $CHAR17.                            
      @64     DXPOA1                        $CHAR1.                             
      @65     FEMALE                        N2PF.                               
      @67     HCUP_ED                       N2PF.                               
      @69     HCUP_OS                       N2PF.                               
      @71     HOSPST                        $CHAR2.                             
      @73     I10_DX_Admitting              $CHAR7.                             
      @80     I10_DX1                       $CHAR7.                             
      @87     I10_DX2                       $CHAR7.                             
      @94     I10_DX3                       $CHAR7.                             
      @101    I10_DX4                       $CHAR7.                             
      @108    I10_DX5                       $CHAR7.                             
      @115    I10_DX6                       $CHAR7.                             
      @122    I10_DX7                       $CHAR7.                             
      @129    I10_DX8                       $CHAR7.                             
      @136    I10_DX9                       $CHAR7.                             
      @143    I10_DX10                      $CHAR7.                             
      @150    I10_NDX                       N3PF.                               
      @153    I10_NPR                       N3PF.                               
      @156    I10_PR1                       $CHAR7.                             
      @163    I10_PR2                       $CHAR7.                             
      @170    I10_PR3                       $CHAR7.                             
      @177    I10_PR4                       $CHAR7.                             
      @184    I10_PR5                       $CHAR7.                             
      @191    I10_PR6                       $CHAR7.                             
      @198    I10_PROCTYPE                  N3PF.                               
      @201    KEY                           15.                                 
      @216    LOS                           N5PF.                               
      @221    LOS_X                         N6PF.                               
      @227    MARITALSTATUS_X               $CHAR1.                             
      @228    MARITALSTATUSUB04             $CHAR1.                             
      @229    MDC                           N2PF.                               
      @231    MDC_NoPOA                     N2PF.                               
      @233    MDNUM1_R                      N9PF.                               
      @242    MEDINCSTQ                     N2PF.                               
      @244    OS_TIME                       N11P2F.                             
      @255    PAY1                          N2PF.                               
      @257    PAY1_X                        $CHAR2.                             
      @259    PAY2                          N2PF.                               
      @261    PAY2_X                        $CHAR2.                             
      @263    PAY3                          N2PF.                               
      @265    PAY3_X                        $CHAR2.                             
      @267    PL_CBSA                       N3PF.                               
      @270    PL_NCHS                       N2PF.                               
      @272    PL_RUCC                       N2PF.                               
      @274    PL_UIC                        N2PF.                               
      @276    PL_UR_CAT4                    N2PF.                               
      @278    POA_Disch_Edit1               N2PF.                               
      @280    POA_Disch_Edit2               N2PF.                               
      @282    POA_Hosp_Edit1                N2PF.                               
      @284    POA_Hosp_Edit2                N2PF.                               
      @286    POA_Hosp_Edit3                N2PF.                               
      @288    POA_Hosp_Edit3_Value          N8P2F.                              
      @296    PointOfOrigin_X               $CHAR1.                             
      @297    PointOfOriginUB04             $CHAR1.                             
      @298    PRDAY1                        N5PF.                               
      @303    PRDAY2                        N5PF.                               
      @308    PSTATE                        $CHAR2.                             
      @310    PSTCO2                        N5PF.                               
      @315    RACE                          N2PF.                               
      @317    RACE_EDIT                     N2PF.                               
      @319    RACE_X                        $CHAR1.                             
      @320    TOTCHG                        N10PF.                              
      @330    TOTCHG_X                      N15P2F.                             
      @345    TRAN_IN                       N2PF.                               
      @347    TRAN_OUT                      N2PF.                               
      @349    VisitLink                     N9PF.                               
      @358    YEAR                          N4PF.                               
      @362    ZIP                           $CHAR5.                             
      @367    ZIP3                          $CHAR3.                             
      @370    ZIPINC_QRTL                   N3PF.                               
      @373    AYEAR                         N4PF.                               
      @377    BMONTH                        N2PF.                               
      @379    BYEAR                         N4PF.                               
      @383    PRMONTH1                      N2PF.                               
      @385    PRMONTH2                      N2PF.                               
      @387    PRYEAR1                       N4PF.                               
      @391    PRYEAR2                       N4PF.                               
      ;                                                                         
                                                                                
                                                                                
RUN;
