Data Set Name: NIS_2004_10PCT_SAMPLE_A Number of Observations: 800457 Total Record Length: 506 Total Number of Variables: 126 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 2004 10Pct_Sample_A 1 KEY 1 14 Num HCUP record identifier NIS 2004 10Pct_Sample_A 2 AGE 15 17 Num Age in years at admission NIS 2004 10Pct_Sample_A 3 AGEDAY 18 20 Num Age in days (when age < 1 year) NIS 2004 10Pct_Sample_A 4 AMONTH 21 22 Num Admission month NIS 2004 10Pct_Sample_A 5 ASOURCE 23 24 Num Admission source (uniform) NIS 2004 10Pct_Sample_A 6 ASOURCEUB92 25 25 Char Admission source (UB-92 standard coding) NIS 2004 10Pct_Sample_A 7 ASOURCE_X 26 33 Char Admission source (as received from source) NIS 2004 10Pct_Sample_A 8 ATYPE 34 35 Num Admission type NIS 2004 10Pct_Sample_A 9 AWEEKEND 36 37 Num Admission day is a weekend NIS 2004 10Pct_Sample_A 10 DIED 38 39 Num Died during hospitalization NIS 2004 10Pct_Sample_A 11 DISCWT10 40 50 7 Num 10% subsample weight to discharges in AHA universe NIS 2004 10Pct_Sample_A 12 DISPUB92 51 52 Num Disposition of patient (UB-92 standard coding) NIS 2004 10Pct_Sample_A 13 DISPUNIFORM 53 54 Num Disposition of patient (uniform) NIS 2004 10Pct_Sample_A 14 DQTR 55 56 Num Discharge quarter NIS 2004 10Pct_Sample_A 15 DRG 57 59 Num DRG in effect on discharge date NIS 2004 10Pct_Sample_A 16 DRG18 60 62 Num DRG, version 18 NIS 2004 10Pct_Sample_A 17 DRGVER 63 64 Num DRG grouper version used on discharge date NIS 2004 10Pct_Sample_A 18 DSHOSPID 65 77 Char Data source hospital identifier NIS 2004 10Pct_Sample_A 19 DX1 78 82 Char Principal diagnosis NIS 2004 10Pct_Sample_A 20 DX2 83 87 Char Diagnosis 2 NIS 2004 10Pct_Sample_A 21 DX3 88 92 Char Diagnosis 3 NIS 2004 10Pct_Sample_A 22 DX4 93 97 Char Diagnosis 4 NIS 2004 10Pct_Sample_A 23 DX5 98 102 Char Diagnosis 5 NIS 2004 10Pct_Sample_A 24 DX6 103 107 Char Diagnosis 6 NIS 2004 10Pct_Sample_A 25 DX7 108 112 Char Diagnosis 7 NIS 2004 10Pct_Sample_A 26 DX8 113 117 Char Diagnosis 8 NIS 2004 10Pct_Sample_A 27 DX9 118 122 Char Diagnosis 9 NIS 2004 10Pct_Sample_A 28 DX10 123 127 Char Diagnosis 10 NIS 2004 10Pct_Sample_A 29 DX11 128 132 Char Diagnosis 11 NIS 2004 10Pct_Sample_A 30 DX12 133 137 Char Diagnosis 12 NIS 2004 10Pct_Sample_A 31 DX13 138 142 Char Diagnosis 13 NIS 2004 10Pct_Sample_A 32 DX14 143 147 Char Diagnosis 14 NIS 2004 10Pct_Sample_A 33 DX15 148 152 Char Diagnosis 15 NIS 2004 10Pct_Sample_A 34 DXCCS1 153 156 Num CCS: principal diagnosis NIS 2004 10Pct_Sample_A 35 DXCCS2 157 160 Num CCS: diagnosis 2 NIS 2004 10Pct_Sample_A 36 DXCCS3 161 164 Num CCS: diagnosis 3 NIS 2004 10Pct_Sample_A 37 DXCCS4 165 168 Num CCS: diagnosis 4 NIS 2004 10Pct_Sample_A 38 DXCCS5 169 172 Num CCS: diagnosis 5 NIS 2004 10Pct_Sample_A 39 DXCCS6 173 176 Num CCS: diagnosis 6 NIS 2004 10Pct_Sample_A 40 DXCCS7 177 180 Num CCS: diagnosis 7 NIS 2004 10Pct_Sample_A 41 DXCCS8 181 184 Num CCS: diagnosis 8 NIS 2004 10Pct_Sample_A 42 DXCCS9 185 188 Num CCS: diagnosis 9 NIS 2004 10Pct_Sample_A 43 DXCCS10 189 192 Num CCS: diagnosis 10 NIS 2004 10Pct_Sample_A 44 DXCCS11 193 196 Num CCS: diagnosis 11 NIS 2004 10Pct_Sample_A 45 DXCCS12 197 200 Num CCS: diagnosis 12 NIS 2004 10Pct_Sample_A 46 DXCCS13 201 204 Num CCS: diagnosis 13 NIS 2004 10Pct_Sample_A 47 DXCCS14 205 208 Num CCS: diagnosis 14 NIS 2004 10Pct_Sample_A 48 DXCCS15 209 212 Num CCS: diagnosis 15 NIS 2004 10Pct_Sample_A 49 ECODE1 213 217 Char E code 1 NIS 2004 10Pct_Sample_A 50 ECODE2 218 222 Char E code 2 NIS 2004 10Pct_Sample_A 51 ECODE3 223 227 Char E code 3 NIS 2004 10Pct_Sample_A 52 ECODE4 228 232 Char E code 4 NIS 2004 10Pct_Sample_A 53 E_CCS1 233 236 Num CCS: E Code 1 NIS 2004 10Pct_Sample_A 54 E_CCS2 237 240 Num CCS: E Code 2 NIS 2004 10Pct_Sample_A 55 E_CCS3 241 244 Num CCS: E Code 3 NIS 2004 10Pct_Sample_A 56 E_CCS4 245 248 Num CCS: E Code 4 NIS 2004 10Pct_Sample_A 57 ELECTIVE 249 250 Num Elective versus non-elective admission NIS 2004 10Pct_Sample_A 58 FEMALE 251 252 Num Indicator of sex NIS 2004 10Pct_Sample_A 59 HOSPID 253 257 Num HCUP hospital identification number NIS 2004 10Pct_Sample_A 60 HOSPST 258 259 Char Hospital state postal code NIS 2004 10Pct_Sample_A 61 LOS 260 264 Num Length of stay (cleaned) NIS 2004 10Pct_Sample_A 62 LOS_X 265 270 Num Length of stay (as received from source) NIS 2004 10Pct_Sample_A 63 MDC 271 272 Num MDC in effect on discharge date NIS 2004 10Pct_Sample_A 64 MDC18 273 274 Num MDC, version 18 NIS 2004 10Pct_Sample_A 65 MDNUM1_R 275 279 Num Physician 1 number (re-identified) NIS 2004 10Pct_Sample_A 66 MDNUM2_R 280 284 Num Physician 2 number (re-identified) NIS 2004 10Pct_Sample_A 67 NDX 285 286 Num Number of diagnoses on this record NIS 2004 10Pct_Sample_A 68 NECODE 287 289 Num Number of E codes on this record NIS 2004 10Pct_Sample_A 69 NEOMAT 290 291 Num Neonatal and/or maternal DX and/or PR NIS 2004 10Pct_Sample_A 70 NIS_STRATUM 292 295 Num Stratum used to sample hospital NIS 2004 10Pct_Sample_A 71 NPR 296 297 Num Number of procedures on this record NIS 2004 10Pct_Sample_A 72 PAY1 298 299 Num Primary expected payer (uniform) NIS 2004 10Pct_Sample_A 73 PAY1_X 300 309 Char Primary expected payer (as received from source) NIS 2004 10Pct_Sample_A 74 PAY2 310 311 Num Secondary expected payer (uniform) NIS 2004 10Pct_Sample_A 75 PAY2_X 312 321 Char Secondary expected payer (as received from source) NIS 2004 10Pct_Sample_A 76 PL_UR_CAT4 322 323 Num Patient Location: Urban-Rural 4 Categories NIS 2004 10Pct_Sample_A 77 PR1 324 327 Char Principal procedure NIS 2004 10Pct_Sample_A 78 PR2 328 331 Char Procedure 2 NIS 2004 10Pct_Sample_A 79 PR3 332 335 Char Procedure 3 NIS 2004 10Pct_Sample_A 80 PR4 336 339 Char Procedure 4 NIS 2004 10Pct_Sample_A 81 PR5 340 343 Char Procedure 5 NIS 2004 10Pct_Sample_A 82 PR6 344 347 Char Procedure 6 NIS 2004 10Pct_Sample_A 83 PR7 348 351 Char Procedure 7 NIS 2004 10Pct_Sample_A 84 PR8 352 355 Char Procedure 8 NIS 2004 10Pct_Sample_A 85 PR9 356 359 Char Procedure 9 NIS 2004 10Pct_Sample_A 86 PR10 360 363 Char Procedure 10 NIS 2004 10Pct_Sample_A 87 PR11 364 367 Char Procedure 11 NIS 2004 10Pct_Sample_A 88 PR12 368 371 Char Procedure 12 NIS 2004 10Pct_Sample_A 89 PR13 372 375 Char Procedure 13 NIS 2004 10Pct_Sample_A 90 PR14 376 379 Char Procedure 14 NIS 2004 10Pct_Sample_A 91 PR15 380 383 Char Procedure 15 NIS 2004 10Pct_Sample_A 92 PRCCS1 384 386 Num CCS: principal procedure NIS 2004 10Pct_Sample_A 93 PRCCS2 387 389 Num CCS: procedure 2 NIS 2004 10Pct_Sample_A 94 PRCCS3 390 392 Num CCS: procedure 3 NIS 2004 10Pct_Sample_A 95 PRCCS4 393 395 Num CCS: procedure 4 NIS 2004 10Pct_Sample_A 96 PRCCS5 396 398 Num CCS: procedure 5 NIS 2004 10Pct_Sample_A 97 PRCCS6 399 401 Num CCS: procedure 6 NIS 2004 10Pct_Sample_A 98 PRCCS7 402 404 Num CCS: procedure 7 NIS 2004 10Pct_Sample_A 99 PRCCS8 405 407 Num CCS: procedure 8 NIS 2004 10Pct_Sample_A 100 PRCCS9 408 410 Num CCS: procedure 9 NIS 2004 10Pct_Sample_A 101 PRCCS10 411 413 Num CCS: procedure 10 NIS 2004 10Pct_Sample_A 102 PRCCS11 414 416 Num CCS: procedure 11 NIS 2004 10Pct_Sample_A 103 PRCCS12 417 419 Num CCS: procedure 12 NIS 2004 10Pct_Sample_A 104 PRCCS13 420 422 Num CCS: procedure 13 NIS 2004 10Pct_Sample_A 105 PRCCS14 423 425 Num CCS: procedure 14 NIS 2004 10Pct_Sample_A 106 PRCCS15 426 428 Num CCS: procedure 15 NIS 2004 10Pct_Sample_A 107 PRDAY1 429 431 Num Number of days from admission to PR1 NIS 2004 10Pct_Sample_A 108 PRDAY2 432 434 Num Number of days from admission to PR2 NIS 2004 10Pct_Sample_A 109 PRDAY3 435 437 Num Number of days from admission to PR3 NIS 2004 10Pct_Sample_A 110 PRDAY4 438 440 Num Number of days from admission to PR4 NIS 2004 10Pct_Sample_A 111 PRDAY5 441 443 Num Number of days from admission to PR5 NIS 2004 10Pct_Sample_A 112 PRDAY6 444 446 Num Number of days from admission to PR6 NIS 2004 10Pct_Sample_A 113 PRDAY7 447 449 Num Number of days from admission to PR7 NIS 2004 10Pct_Sample_A 114 PRDAY8 450 452 Num Number of days from admission to PR8 NIS 2004 10Pct_Sample_A 115 PRDAY9 453 455 Num Number of days from admission to PR9 NIS 2004 10Pct_Sample_A 116 PRDAY10 456 458 Num Number of days from admission to PR10 NIS 2004 10Pct_Sample_A 117 PRDAY11 459 461 Num Number of days from admission to PR11 NIS 2004 10Pct_Sample_A 118 PRDAY12 462 464 Num Number of days from admission to PR12 NIS 2004 10Pct_Sample_A 119 PRDAY13 465 467 Num Number of days from admission to PR13 NIS 2004 10Pct_Sample_A 120 PRDAY14 468 470 Num Number of days from admission to PR14 NIS 2004 10Pct_Sample_A 121 PRDAY15 471 473 Num Number of days from admission to PR15 NIS 2004 10Pct_Sample_A 122 RACE 474 475 Num Race (uniform) NIS 2004 10Pct_Sample_A 123 TOTCHG 476 485 Num Total charges (cleaned) NIS 2004 10Pct_Sample_A 124 TOTCHG_X 486 500 2 Num Total charges (as received from source) NIS 2004 10Pct_Sample_A 125 YEAR 501 504 Num Calendar year NIS 2004 10Pct_Sample_A 126 ZIPInc_Qrtl 505 506 Num Median household income quartile for patient's ZIP Code