Data Set Name: NIS_2008_CORE Number of Observations: 8158381 Total Record Length: 516 Total Number of Data Elements: 135 Columns Description ======= =========== 1- 3 Database name 5- 8 Discharge year of data 10- 25 File name 27- 29 Data element number 31- 59 Data element name 61- 63 Starting column of data element in ASCII file 65- 67 Ending column of data element in ASCII file 69 Non-zero number of digits after decimal point for numeric data element 71- 74 Data element type (Num=numeric; Char=character) 76-175 Data element label NIS 2008 Core 1 AGE 1 3 Num Age in years at admission NIS 2008 Core 2 AGEDAY 4 6 Num Age in days (when age < 1 year) NIS 2008 Core 3 AMONTH 7 8 Num Admission month NIS 2008 Core 4 ASOURCE 9 10 Num Admission source (uniform) NIS 2008 Core 5 ASOURCEUB92 11 11 Char Admission source (UB-92 standard coding) NIS 2008 Core 6 ASOURCE_X 12 14 Char Admission source (as received from source) NIS 2008 Core 7 ATYPE 15 16 Num Admission type NIS 2008 Core 8 AWEEKEND 17 18 Num Admission day is a weekend NIS 2008 Core 9 DIED 19 20 Num Died during hospitalization NIS 2008 Core 10 DISCWT 21 31 7 Num Weight to discharges in AHA universe NIS 2008 Core 11 DISPUB04 32 33 Num Disposition of patient (UB-04 standard coding) NIS 2008 Core 12 DISPUNIFORM 34 35 Num Disposition of patient (uniform) NIS 2008 Core 13 DQTR 36 37 Num Discharge quarter NIS 2008 Core 14 DQTR_X 38 39 Num Discharge quarter (as received from source) NIS 2008 Core 15 DRG 40 42 Num DRG in effect on discharge date NIS 2008 Core 16 DRG24 43 45 Num DRG, version 24 NIS 2008 Core 17 DRGVER 46 47 Num DRG grouper version used on discharge date NIS 2008 Core 18 DRG_NoPOA 48 50 Num DRG in use on discharge date, calculated without POA NIS 2008 Core 19 DSHOSPID 51 67 Char Data source hospital identifier NIS 2008 Core 20 DX1 68 72 Char Diagnosis 1 NIS 2008 Core 21 DX2 73 77 Char Diagnosis 2 NIS 2008 Core 22 DX3 78 82 Char Diagnosis 3 NIS 2008 Core 23 DX4 83 87 Char Diagnosis 4 NIS 2008 Core 24 DX5 88 92 Char Diagnosis 5 NIS 2008 Core 25 DX6 93 97 Char Diagnosis 6 NIS 2008 Core 26 DX7 98 102 Char Diagnosis 7 NIS 2008 Core 27 DX8 103 107 Char Diagnosis 8 NIS 2008 Core 28 DX9 108 112 Char Diagnosis 9 NIS 2008 Core 29 DX10 113 117 Char Diagnosis 10 NIS 2008 Core 30 DX11 118 122 Char Diagnosis 11 NIS 2008 Core 31 DX12 123 127 Char Diagnosis 12 NIS 2008 Core 32 DX13 128 132 Char Diagnosis 13 NIS 2008 Core 33 DX14 133 137 Char Diagnosis 14 NIS 2008 Core 34 DX15 138 142 Char Diagnosis 15 NIS 2008 Core 35 DXCCS1 143 145 Num CCS: diagnosis 1 NIS 2008 Core 36 DXCCS2 146 148 Num CCS: diagnosis 2 NIS 2008 Core 37 DXCCS3 149 151 Num CCS: diagnosis 3 NIS 2008 Core 38 DXCCS4 152 154 Num CCS: diagnosis 4 NIS 2008 Core 39 DXCCS5 155 157 Num CCS: diagnosis 5 NIS 2008 Core 40 DXCCS6 158 160 Num CCS: diagnosis 6 NIS 2008 Core 41 DXCCS7 161 163 Num CCS: diagnosis 7 NIS 2008 Core 42 DXCCS8 164 166 Num CCS: diagnosis 8 NIS 2008 Core 43 DXCCS9 167 169 Num CCS: diagnosis 9 NIS 2008 Core 44 DXCCS10 170 172 Num CCS: diagnosis 10 NIS 2008 Core 45 DXCCS11 173 175 Num CCS: diagnosis 11 NIS 2008 Core 46 DXCCS12 176 178 Num CCS: diagnosis 12 NIS 2008 Core 47 DXCCS13 179 181 Num CCS: diagnosis 13 NIS 2008 Core 48 DXCCS14 182 184 Num CCS: diagnosis 14 NIS 2008 Core 49 DXCCS15 185 187 Num CCS: diagnosis 15 NIS 2008 Core 50 ECODE1 188 192 Char E code 1 NIS 2008 Core 51 ECODE2 193 197 Char E code 2 NIS 2008 Core 52 ECODE3 198 202 Char E code 3 NIS 2008 Core 53 ECODE4 203 207 Char E code 4 NIS 2008 Core 54 ELECTIVE 208 209 Num Elective versus non-elective admission NIS 2008 Core 55 E_CCS1 210 213 Num CCS: E Code 1 NIS 2008 Core 56 E_CCS2 214 217 Num CCS: E Code 2 NIS 2008 Core 57 E_CCS3 218 221 Num CCS: E Code 3 NIS 2008 Core 58 E_CCS4 222 225 Num CCS: E Code 4 NIS 2008 Core 59 FEMALE 226 227 Num Indicator of sex NIS 2008 Core 60 HCUP_ED 228 230 Num HCUP Emergency Department service indicator NIS 2008 Core 61 HOSPBRTH 231 232 Num Indicator of birth in this hospital NIS 2008 Core 62 HOSPID 233 237 Num HCUP hospital identification number NIS 2008 Core 63 HOSPST 238 239 Char Hospital state postal code NIS 2008 Core 64 KEY 240 253 Num HCUP record identifier NIS 2008 Core 65 LOS 254 258 Num Length of stay (cleaned) NIS 2008 Core 66 LOS_X 259 264 Num Length of stay (as received from source) NIS 2008 Core 67 MDC 265 266 Num MDC in effect on discharge date NIS 2008 Core 68 MDC24 267 268 Num MDC, version 24 NIS 2008 Core 69 MDNUM1_R 269 273 Num Physician 1 number (re-identified) NIS 2008 Core 70 MDNUM2_R 274 278 Num Physician 2 number (re-identified) NIS 2008 Core 71 NCHRONIC 279 280 Num Number of chronic conditions NIS 2008 Core 72 NDX 281 282 Num Number of diagnoses on this record NIS 2008 Core 73 NECODE 283 285 Num Number of E codes on this record NIS 2008 Core 74 NEOMAT 286 287 Num Neonatal and/or maternal DX and/or PR NIS 2008 Core 75 NIS_STRATUM 288 291 Num Stratum used to sample hospital NIS 2008 Core 76 NPR 292 293 Num Number of procedures on this record NIS 2008 Core 77 ORPROC 294 295 Num Major operating room procedure indicator NIS 2008 Core 78 PAY1 296 297 Num Primary expected payer (uniform) NIS 2008 Core 79 PAY1_X 298 307 Char Primary expected payer (as received from source) NIS 2008 Core 80 PAY2 308 309 Num Secondary expected payer (uniform) NIS 2008 Core 81 PAY2_X 310 319 Char Secondary expected payer (as received from source) NIS 2008 Core 82 PL_NCHS2006 320 322 Num Patient Location: NCHS Urban-Rural Code (V2006) NIS 2008 Core 83 PR1 323 326 Char Procedure 1 NIS 2008 Core 84 PR2 327 330 Char Procedure 2 NIS 2008 Core 85 PR3 331 334 Char Procedure 3 NIS 2008 Core 86 PR4 335 338 Char Procedure 4 NIS 2008 Core 87 PR5 339 342 Char Procedure 5 NIS 2008 Core 88 PR6 343 346 Char Procedure 6 NIS 2008 Core 89 PR7 347 350 Char Procedure 7 NIS 2008 Core 90 PR8 351 354 Char Procedure 8 NIS 2008 Core 91 PR9 355 358 Char Procedure 9 NIS 2008 Core 92 PR10 359 362 Char Procedure 10 NIS 2008 Core 93 PR11 363 366 Char Procedure 11 NIS 2008 Core 94 PR12 367 370 Char Procedure 12 NIS 2008 Core 95 PR13 371 374 Char Procedure 13 NIS 2008 Core 96 PR14 375 378 Char Procedure 14 NIS 2008 Core 97 PR15 379 382 Char Procedure 15 NIS 2008 Core 98 PRCCS1 383 385 Num CCS: procedure 1 NIS 2008 Core 99 PRCCS2 386 388 Num CCS: procedure 2 NIS 2008 Core 100 PRCCS3 389 391 Num CCS: procedure 3 NIS 2008 Core 101 PRCCS4 392 394 Num CCS: procedure 4 NIS 2008 Core 102 PRCCS5 395 397 Num CCS: procedure 5 NIS 2008 Core 103 PRCCS6 398 400 Num CCS: procedure 6 NIS 2008 Core 104 PRCCS7 401 403 Num CCS: procedure 7 NIS 2008 Core 105 PRCCS8 404 406 Num CCS: procedure 8 NIS 2008 Core 106 PRCCS9 407 409 Num CCS: procedure 9 NIS 2008 Core 107 PRCCS10 410 412 Num CCS: procedure 10 NIS 2008 Core 108 PRCCS11 413 415 Num CCS: procedure 11 NIS 2008 Core 109 PRCCS12 416 418 Num CCS: procedure 12 NIS 2008 Core 110 PRCCS13 419 421 Num CCS: procedure 13 NIS 2008 Core 111 PRCCS14 422 424 Num CCS: procedure 14 NIS 2008 Core 112 PRCCS15 425 427 Num CCS: procedure 15 NIS 2008 Core 113 PRDAY1 428 430 Num Number of days from admission to PR1 NIS 2008 Core 114 PRDAY2 431 433 Num Number of days from admission to PR2 NIS 2008 Core 115 PRDAY3 434 436 Num Number of days from admission to PR3 NIS 2008 Core 116 PRDAY4 437 439 Num Number of days from admission to PR4 NIS 2008 Core 117 PRDAY5 440 442 Num Number of days from admission to PR5 NIS 2008 Core 118 PRDAY6 443 445 Num Number of days from admission to PR6 NIS 2008 Core 119 PRDAY7 446 448 Num Number of days from admission to PR7 NIS 2008 Core 120 PRDAY8 449 451 Num Number of days from admission to PR8 NIS 2008 Core 121 PRDAY9 452 454 Num Number of days from admission to PR9 NIS 2008 Core 122 PRDAY10 455 457 Num Number of days from admission to PR10 NIS 2008 Core 123 PRDAY11 458 460 Num Number of days from admission to PR11 NIS 2008 Core 124 PRDAY12 461 463 Num Number of days from admission to PR12 NIS 2008 Core 125 PRDAY13 464 466 Num Number of days from admission to PR13 NIS 2008 Core 126 PRDAY14 467 469 Num Number of days from admission to PR14 NIS 2008 Core 127 PRDAY15 470 472 Num Number of days from admission to PR15 NIS 2008 Core 128 PointOfOriginUB04 473 473 Char Point of origin for admission or visit, UB-04 standard coding NIS 2008 Core 129 PointOfOrigin_X 474 481 Char Point of origin for admission or visit, as received from source NIS 2008 Core 130 RACE 482 483 Num Race (uniform) NIS 2008 Core 131 TOTCHG 484 493 Num Total charges (cleaned) NIS 2008 Core 132 TOTCHG_X 494 508 2 Num Total charges (as received from source) NIS 2008 Core 133 TRAN_IN 509 510 Num Transfer in indicator NIS 2008 Core 134 YEAR 511 514 Num Calendar year NIS 2008 Core 135 ZIPINC_QRTL 515 516 Num Median household income national quartile for patient ZIP Code