Data Set Name: NIS_TRENDS_XPORT_2000 Number of Observations: 7450992 Total Record Length: 226 Total Number of Variables: 45 Columns Description: ======= ============ 1- 3 Database name 5- 8 Discharge year of data 10- 25 File name 27- 29 Variable number 31- 59 Variable name 61- 63 Starting column of variable in ASCII file 65- 67 Ending column of variable in ASCII file 69 Non-zero number of digits after decimal point for numeric variable 71- 74 Variable type (Num=numeric; Char=character) 76-175 Variable label NIS 2000 " 1 KEY 1 14 Num HCUP record identifier NIS 2000 " 2 DX1 15 19 Char Principal diagnosis NIS 2000 " 3 DX2 20 24 Char Diagnosis 2 NIS 2000 " 4 DX3 25 29 Char Diagnosis 3 NIS 2000 " 5 DX4 30 34 Char Diagnosis 4 NIS 2000 " 6 DX5 35 39 Char Diagnosis 5 NIS 2000 " 7 DX6 40 44 Char Diagnosis 6 NIS 2000 " 8 DX7 45 49 Char Diagnosis 7 NIS 2000 " 9 DX8 50 54 Char Diagnosis 8 NIS 2000 " 10 DX9 55 59 Char Diagnosis 9 NIS 2000 " 11 DX10 60 64 Char Diagnosis 10 NIS 2000 " 12 DX11 65 69 Char Diagnosis 11 NIS 2000 " 13 DX12 70 74 Char Diagnosis 12 NIS 2000 " 14 DX13 75 79 Char Diagnosis 13 NIS 2000 " 15 DX14 80 84 Char Diagnosis 14 NIS 2000 " 16 DX15 85 89 Char Diagnosis 15 NIS 2000 " 17 DXCCS1 90 93 Num CCS: principal diagnosis NIS 2000 " 18 DXCCS2 94 97 Num CCS: diagnosis 2 NIS 2000 " 19 DXCCS3 98 101 Num CCS: diagnosis 3 NIS 2000 " 20 DXCCS4 102 105 Num CCS: diagnosis 4 NIS 2000 " 21 DXCCS5 106 109 Num CCS: diagnosis 5 NIS 2000 " 22 DXCCS6 110 113 Num CCS: diagnosis 6 NIS 2000 " 23 DXCCS7 114 117 Num CCS: diagnosis 7 NIS 2000 " 24 DXCCS8 118 121 Num CCS: diagnosis 8 NIS 2000 " 25 DXCCS9 122 125 Num CCS: diagnosis 9 NIS 2000 " 26 DXCCS10 126 129 Num CCS: diagnosis 10 NIS 2000 " 27 DXCCS11 130 133 Num CCS: diagnosis 11 NIS 2000 " 28 DXCCS12 134 137 Num CCS: diagnosis 12 NIS 2000 " 29 DXCCS13 138 141 Num CCS: diagnosis 13 NIS 2000 " 30 DXCCS14 142 145 Num CCS: diagnosis 14 NIS 2000 " 31 DXCCS15 146 149 Num CCS: diagnosis 15 NIS 2000 " 32 NDX 150 151 Num Number of diagnoses on this record NIS 2000 " 33 ECODE1 152 156 Char E code 1 NIS 2000 " 34 ECODE2 157 161 Char E code 2 NIS 2000 " 35 ECODE3 162 166 Char E code 3 NIS 2000 " 36 ECODE4 167 171 Char E code 4 NIS 2000 " 37 E_CCS1 172 175 Num CCS: E Code 1 NIS 2000 " 38 E_CCS2 176 179 Num CCS: E Code 2 NIS 2000 " 39 E_CCS3 180 183 Num CCS: E Code 3 NIS 2000 " 40 E_CCS4 184 187 Num CCS: E Code 4 NIS 2000 " 41 ELECTIVE 188 189 Num Elective versus non-elective admission NIS 2000 " 42 MDNUM1_S 190 205 Char Physician 1 number (synthetic) NIS 2000 " 43 MDNUM2_S 206 221 Char Physician 2 number (synthetic) NIS 2000 " 44 NECODE 222 224 Num Number of E codes on this record NIS 2000 " 45 ZipInc_Qrtl 225 226 Num Median Household Income Quartiles for Patient's ZIP Code