Data Set Name: NIS_2001_10PCT_SAMPLE_A Number of Observations: 745273 Total Record Length: 483 Total Number of Variables: 115 Columns Description: ======= ============ 1- 3 Database name 5- 8 Discharge year of data 10- 25 File name 27- 29 Variable number 31- 49 Variable name 51- 53 Starting column of variable in ASCII file 55- 57 Ending column of variable in ASCII file 59 Non-zero number of digits after decimal point for numeric variable 61- 64 Variable type (Num=numeric; Char=character) 66-165 Variable label NIS 2001 10PCT_SAMPLE_A 1 KEY 1 14 Num HCUP record identifier NIS 2001 10PCT_SAMPLE_A 2 AGE 15 17 Num Age in years at admission NIS 2001 10PCT_SAMPLE_A 3 AGEDAY 18 20 Num Age in days (when age < 1 year) NIS 2001 10PCT_SAMPLE_A 4 AMONTH 21 22 Num Admission month NIS 2001 10PCT_SAMPLE_A 5 ASOURCE 23 24 Num Admission source (uniform) NIS 2001 10PCT_SAMPLE_A 6 ASOURCE_X 25 27 Char Admission source (as received from source) NIS 2001 10PCT_SAMPLE_A 7 ATYPE 28 29 Num Admission type NIS 2001 10PCT_SAMPLE_A 8 AWEEKEND 30 31 Num Admission day is a weekend NIS 2001 10PCT_SAMPLE_A 9 DIED 32 33 Num Died during hospitalization NIS 2001 10PCT_SAMPLE_A 10 DISCWT10 34 43 4 Num 10% subsample weight to discharges in AHA universe NIS 2001 10PCT_SAMPLE_A 11 DISPUB92 44 45 Num Disposition of patient (UB-92 standard coding) NIS 2001 10PCT_SAMPLE_A 12 DISPUNIFORM 46 47 Num Disposition of patient (uniform) NIS 2001 10PCT_SAMPLE_A 13 DQTR 48 49 Num Discharge quarter NIS 2001 10PCT_SAMPLE_A 14 DRG 50 52 Num DRG in effect on discharge date NIS 2001 10PCT_SAMPLE_A 15 DRG18 53 55 Num DRG, version 18 NIS 2001 10PCT_SAMPLE_A 16 DRGVER 56 57 Num DRG grouper version used on discharge date NIS 2001 10PCT_SAMPLE_A 17 DSHOSPID 58 70 Char Data source hospital identifier NIS 2001 10PCT_SAMPLE_A 18 DX1 71 75 Char Principal diagnosis NIS 2001 10PCT_SAMPLE_A 19 DX2 76 80 Char Diagnosis 2 NIS 2001 10PCT_SAMPLE_A 20 DX3 81 85 Char Diagnosis 3 NIS 2001 10PCT_SAMPLE_A 21 DX4 86 90 Char Diagnosis 4 NIS 2001 10PCT_SAMPLE_A 22 DX5 91 95 Char Diagnosis 5 NIS 2001 10PCT_SAMPLE_A 23 DX6 96 100 Char Diagnosis 6 NIS 2001 10PCT_SAMPLE_A 24 DX7 101 105 Char Diagnosis 7 NIS 2001 10PCT_SAMPLE_A 25 DX8 106 110 Char Diagnosis 8 NIS 2001 10PCT_SAMPLE_A 26 DX9 111 115 Char Diagnosis 9 NIS 2001 10PCT_SAMPLE_A 27 DX10 116 120 Char Diagnosis 10 NIS 2001 10PCT_SAMPLE_A 28 DX11 121 125 Char Diagnosis 11 NIS 2001 10PCT_SAMPLE_A 29 DX12 126 130 Char Diagnosis 12 NIS 2001 10PCT_SAMPLE_A 30 DX13 131 135 Char Diagnosis 13 NIS 2001 10PCT_SAMPLE_A 31 DX14 136 140 Char Diagnosis 14 NIS 2001 10PCT_SAMPLE_A 32 DX15 141 145 Char Diagnosis 15 NIS 2001 10PCT_SAMPLE_A 33 DXCCS1 146 149 Num CCS: principal diagnosis NIS 2001 10PCT_SAMPLE_A 34 DXCCS2 150 153 Num CCS: diagnosis 2 NIS 2001 10PCT_SAMPLE_A 35 DXCCS3 154 157 Num CCS: diagnosis 3 NIS 2001 10PCT_SAMPLE_A 36 DXCCS4 158 161 Num CCS: diagnosis 4 NIS 2001 10PCT_SAMPLE_A 37 DXCCS5 162 165 Num CCS: diagnosis 5 NIS 2001 10PCT_SAMPLE_A 38 DXCCS6 166 169 Num CCS: diagnosis 6 NIS 2001 10PCT_SAMPLE_A 39 DXCCS7 170 173 Num CCS: diagnosis 7 NIS 2001 10PCT_SAMPLE_A 40 DXCCS8 174 177 Num CCS: diagnosis 8 NIS 2001 10PCT_SAMPLE_A 41 DXCCS9 178 181 Num CCS: diagnosis 9 NIS 2001 10PCT_SAMPLE_A 42 DXCCS10 182 185 Num CCS: diagnosis 10 NIS 2001 10PCT_SAMPLE_A 43 DXCCS11 186 189 Num CCS: diagnosis 11 NIS 2001 10PCT_SAMPLE_A 44 DXCCS12 190 193 Num CCS: diagnosis 12 NIS 2001 10PCT_SAMPLE_A 45 DXCCS13 194 197 Num CCS: diagnosis 13 NIS 2001 10PCT_SAMPLE_A 46 DXCCS14 198 201 Num CCS: diagnosis 14 NIS 2001 10PCT_SAMPLE_A 47 DXCCS15 202 205 Num CCS: diagnosis 15 NIS 2001 10PCT_SAMPLE_A 48 FEMALE 206 207 Num Indicator of sex NIS 2001 10PCT_SAMPLE_A 49 HOSPID 208 212 Num HCUP hospital identification number NIS 2001 10PCT_SAMPLE_A 50 HOSPST 213 214 Char Hospital state postal code NIS 2001 10PCT_SAMPLE_A 51 HOSPSTCO 215 219 Num Hospital modified FIPS state/county code NIS 2001 10PCT_SAMPLE_A 52 LOS 220 224 Num Length of stay (cleaned) NIS 2001 10PCT_SAMPLE_A 53 LOS_X 225 230 Num Length of stay (as received from source) NIS 2001 10PCT_SAMPLE_A 54 MDC 231 232 Num MDC in effect on discharge date NIS 2001 10PCT_SAMPLE_A 55 MDC18 233 234 Num MDC, version 18 NIS 2001 10PCT_SAMPLE_A 56 MDNUM1_S 235 250 Char Physician 1 number (synthetic) NIS 2001 10PCT_SAMPLE_A 57 MDNUM2_S 251 266 Char Physician 2 number (synthetic) NIS 2001 10PCT_SAMPLE_A 58 NDX 267 268 Num Number of diagnoses on this record NIS 2001 10PCT_SAMPLE_A 59 NEOMAT 269 270 Num Neonatal and/or maternal DX and/or PR NIS 2001 10PCT_SAMPLE_A 60 NIS_STRATUM 271 274 Num Stratum used to sample hospital NIS 2001 10PCT_SAMPLE_A 61 NPR 275 276 Num Number of procedures on this record NIS 2001 10PCT_SAMPLE_A 62 PAY1 277 278 Num Primary expected payer (uniform) NIS 2001 10PCT_SAMPLE_A 63 PAY1_X 279 288 Char Primary expected payer (as received from source) NIS 2001 10PCT_SAMPLE_A 64 PAY2 289 290 Num Secondary expected payer (uniform) NIS 2001 10PCT_SAMPLE_A 65 PAY2_X 291 300 Char Secondary expected payer (as received from source) NIS 2001 10PCT_SAMPLE_A 66 PR1 301 304 Char Principal procedure NIS 2001 10PCT_SAMPLE_A 67 PR2 305 308 Char Procedure 2 NIS 2001 10PCT_SAMPLE_A 68 PR3 309 312 Char Procedure 3 NIS 2001 10PCT_SAMPLE_A 69 PR4 313 316 Char Procedure 4 NIS 2001 10PCT_SAMPLE_A 70 PR5 317 320 Char Procedure 5 NIS 2001 10PCT_SAMPLE_A 71 PR6 321 324 Char Procedure 6 NIS 2001 10PCT_SAMPLE_A 72 PR7 325 328 Char Procedure 7 NIS 2001 10PCT_SAMPLE_A 73 PR8 329 332 Char Procedure 8 NIS 2001 10PCT_SAMPLE_A 74 PR9 333 336 Char Procedure 9 NIS 2001 10PCT_SAMPLE_A 75 PR10 337 340 Char Procedure 10 NIS 2001 10PCT_SAMPLE_A 76 PR11 341 344 Char Procedure 11 NIS 2001 10PCT_SAMPLE_A 77 PR12 345 348 Char Procedure 12 NIS 2001 10PCT_SAMPLE_A 78 PR13 349 352 Char Procedure 13 NIS 2001 10PCT_SAMPLE_A 79 PR14 353 356 Char Procedure 14 NIS 2001 10PCT_SAMPLE_A 80 PR15 357 360 Char Procedure 15 NIS 2001 10PCT_SAMPLE_A 81 PRCCS1 361 363 Num CCS: principal procedure NIS 2001 10PCT_SAMPLE_A 82 PRCCS2 364 366 Num CCS: procedure 2 NIS 2001 10PCT_SAMPLE_A 83 PRCCS3 367 369 Num CCS: procedure 3 NIS 2001 10PCT_SAMPLE_A 84 PRCCS4 370 372 Num CCS: procedure 4 NIS 2001 10PCT_SAMPLE_A 85 PRCCS5 373 375 Num CCS: procedure 5 NIS 2001 10PCT_SAMPLE_A 86 PRCCS6 376 378 Num CCS: procedure 6 NIS 2001 10PCT_SAMPLE_A 87 PRCCS7 379 381 Num CCS: procedure 7 NIS 2001 10PCT_SAMPLE_A 88 PRCCS8 382 384 Num CCS: procedure 8 NIS 2001 10PCT_SAMPLE_A 89 PRCCS9 385 387 Num CCS: procedure 9 NIS 2001 10PCT_SAMPLE_A 90 PRCCS10 388 390 Num CCS: procedure 10 NIS 2001 10PCT_SAMPLE_A 91 PRCCS11 391 393 Num CCS: procedure 11 NIS 2001 10PCT_SAMPLE_A 92 PRCCS12 394 396 Num CCS: procedure 12 NIS 2001 10PCT_SAMPLE_A 93 PRCCS13 397 399 Num CCS: procedure 13 NIS 2001 10PCT_SAMPLE_A 94 PRCCS14 400 402 Num CCS: procedure 14 NIS 2001 10PCT_SAMPLE_A 95 PRCCS15 403 405 Num CCS: procedure 15 NIS 2001 10PCT_SAMPLE_A 96 PRDAY1 406 408 Num Number of days from admission to PR1 NIS 2001 10PCT_SAMPLE_A 97 PRDAY2 409 411 Num Number of days from admission to PR2 NIS 2001 10PCT_SAMPLE_A 98 PRDAY3 412 414 Num Number of days from admission to PR3 NIS 2001 10PCT_SAMPLE_A 99 PRDAY4 415 417 Num Number of days from admission to PR4 NIS 2001 10PCT_SAMPLE_A 100 PRDAY5 418 420 Num Number of days from admission to PR5 NIS 2001 10PCT_SAMPLE_A 101 PRDAY6 421 423 Num Number of days from admission to PR6 NIS 2001 10PCT_SAMPLE_A 102 PRDAY7 424 426 Num Number of days from admission to PR7 NIS 2001 10PCT_SAMPLE_A 103 PRDAY8 427 429 Num Number of days from admission to PR8 NIS 2001 10PCT_SAMPLE_A 104 PRDAY9 430 432 Num Number of days from admission to PR9 NIS 2001 10PCT_SAMPLE_A 105 PRDAY10 433 435 Num Number of days from admission to PR10 NIS 2001 10PCT_SAMPLE_A 106 PRDAY11 436 438 Num Number of days from admission to PR11 NIS 2001 10PCT_SAMPLE_A 107 PRDAY12 439 441 Num Number of days from admission to PR12 NIS 2001 10PCT_SAMPLE_A 108 PRDAY13 442 444 Num Number of days from admission to PR13 NIS 2001 10PCT_SAMPLE_A 109 PRDAY14 445 447 Num Number of days from admission to PR14 NIS 2001 10PCT_SAMPLE_A 110 PRDAY15 448 450 Num Number of days from admission to PR15 NIS 2001 10PCT_SAMPLE_A 111 RACE 451 452 Num Race (uniform) NIS 2001 10PCT_SAMPLE_A 112 TOTCHG 453 462 Num Total charges (cleaned) NIS 2001 10PCT_SAMPLE_A 113 TOTCHG_X 463 477 2 Num Total charges (as received from source) NIS 2001 10PCT_SAMPLE_A 114 YEAR 478 481 Num Calendar year NIS 2001 10PCT_SAMPLE_A 115 ZIPINC 482 483 Num Median household income category for patient's ZIP Code