Data Set Name: NIS_2011_CORE Number of Observations: 8023590 Total Record Length: 591 Total Number of Data Elements: 155 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 2011 Core 1 AGE 1 3 Num Age in years at admission NIS 2011 Core 2 AGEDAY 4 6 Num Age in days (when age < 1 year) NIS 2011 Core 3 AMONTH 7 8 Num Admission month NIS 2011 Core 4 ASOURCE 9 10 Num Admission source (uniform) NIS 2011 Core 5 ASOURCEUB92 11 11 Char Admission source (UB-92 standard coding) NIS 2011 Core 6 ASOURCE_X 12 14 Char Admission source (as received from source) NIS 2011 Core 7 ATYPE 15 16 Num Admission type NIS 2011 Core 8 AWEEKEND 17 18 Num Admission day is a weekend NIS 2011 Core 9 DIED 19 20 Num Died during hospitalization NIS 2011 Core 10 DISCWT 21 31 7 Num Weight to discharges in AHA universe NIS 2011 Core 11 DISPUB04 32 33 Num Disposition of patient (UB-04 standard coding) NIS 2011 Core 12 DISPUNIFORM 34 35 Num Disposition of patient (uniform) NIS 2011 Core 13 DQTR 36 37 Num Discharge quarter NIS 2011 Core 14 DQTR_X 38 39 Num Discharge quarter (as received from source) NIS 2011 Core 15 DRG 40 42 Num DRG in effect on discharge date NIS 2011 Core 16 DRG24 43 45 Num DRG, version 24 NIS 2011 Core 17 DRGVER 46 47 Num DRG grouper version used on discharge date NIS 2011 Core 18 DRG_NoPOA 48 50 Num DRG in use on discharge date, calculated without POA NIS 2011 Core 19 DSHOSPID 51 67 Char Data source hospital identifier NIS 2011 Core 20 DX1 68 72 Char Diagnosis 1 NIS 2011 Core 21 DX2 73 77 Char Diagnosis 2 NIS 2011 Core 22 DX3 78 82 Char Diagnosis 3 NIS 2011 Core 23 DX4 83 87 Char Diagnosis 4 NIS 2011 Core 24 DX5 88 92 Char Diagnosis 5 NIS 2011 Core 25 DX6 93 97 Char Diagnosis 6 NIS 2011 Core 26 DX7 98 102 Char Diagnosis 7 NIS 2011 Core 27 DX8 103 107 Char Diagnosis 8 NIS 2011 Core 28 DX9 108 112 Char Diagnosis 9 NIS 2011 Core 29 DX10 113 117 Char Diagnosis 10 NIS 2011 Core 30 DX11 118 122 Char Diagnosis 11 NIS 2011 Core 31 DX12 123 127 Char Diagnosis 12 NIS 2011 Core 32 DX13 128 132 Char Diagnosis 13 NIS 2011 Core 33 DX14 133 137 Char Diagnosis 14 NIS 2011 Core 34 DX15 138 142 Char Diagnosis 15 NIS 2011 Core 35 DX16 143 147 Char Diagnosis 16 NIS 2011 Core 36 DX17 148 152 Char Diagnosis 17 NIS 2011 Core 37 DX18 153 157 Char Diagnosis 18 NIS 2011 Core 38 DX19 158 162 Char Diagnosis 19 NIS 2011 Core 39 DX20 163 167 Char Diagnosis 20 NIS 2011 Core 40 DX21 168 172 Char Diagnosis 21 NIS 2011 Core 41 DX22 173 177 Char Diagnosis 22 NIS 2011 Core 42 DX23 178 182 Char Diagnosis 23 NIS 2011 Core 43 DX24 183 187 Char Diagnosis 24 NIS 2011 Core 44 DX25 188 192 Char Diagnosis 25 NIS 2011 Core 45 DXCCS1 193 195 Num CCS: diagnosis 1 NIS 2011 Core 46 DXCCS2 196 198 Num CCS: diagnosis 2 NIS 2011 Core 47 DXCCS3 199 201 Num CCS: diagnosis 3 NIS 2011 Core 48 DXCCS4 202 204 Num CCS: diagnosis 4 NIS 2011 Core 49 DXCCS5 205 207 Num CCS: diagnosis 5 NIS 2011 Core 50 DXCCS6 208 210 Num CCS: diagnosis 6 NIS 2011 Core 51 DXCCS7 211 213 Num CCS: diagnosis 7 NIS 2011 Core 52 DXCCS8 214 216 Num CCS: diagnosis 8 NIS 2011 Core 53 DXCCS9 217 219 Num CCS: diagnosis 9 NIS 2011 Core 54 DXCCS10 220 222 Num CCS: diagnosis 10 NIS 2011 Core 55 DXCCS11 223 225 Num CCS: diagnosis 11 NIS 2011 Core 56 DXCCS12 226 228 Num CCS: diagnosis 12 NIS 2011 Core 57 DXCCS13 229 231 Num CCS: diagnosis 13 NIS 2011 Core 58 DXCCS14 232 234 Num CCS: diagnosis 14 NIS 2011 Core 59 DXCCS15 235 237 Num CCS: diagnosis 15 NIS 2011 Core 60 DXCCS16 238 240 Num CCS: diagnosis 16 NIS 2011 Core 61 DXCCS17 241 243 Num CCS: diagnosis 17 NIS 2011 Core 62 DXCCS18 244 246 Num CCS: diagnosis 18 NIS 2011 Core 63 DXCCS19 247 249 Num CCS: diagnosis 19 NIS 2011 Core 64 DXCCS20 250 252 Num CCS: diagnosis 20 NIS 2011 Core 65 DXCCS21 253 255 Num CCS: diagnosis 21 NIS 2011 Core 66 DXCCS22 256 258 Num CCS: diagnosis 22 NIS 2011 Core 67 DXCCS23 259 261 Num CCS: diagnosis 23 NIS 2011 Core 68 DXCCS24 262 264 Num CCS: diagnosis 24 NIS 2011 Core 69 DXCCS25 265 267 Num CCS: diagnosis 25 NIS 2011 Core 70 ECODE1 268 272 Char E code 1 NIS 2011 Core 71 ECODE2 273 277 Char E code 2 NIS 2011 Core 72 ECODE3 278 282 Char E code 3 NIS 2011 Core 73 ECODE4 283 287 Char E code 4 NIS 2011 Core 74 ELECTIVE 288 289 Num Elective versus non-elective admission NIS 2011 Core 75 E_CCS1 290 293 Num CCS: E Code 1 NIS 2011 Core 76 E_CCS2 294 297 Num CCS: E Code 2 NIS 2011 Core 77 E_CCS3 298 301 Num CCS: E Code 3 NIS 2011 Core 78 E_CCS4 302 305 Num CCS: E Code 4 NIS 2011 Core 79 FEMALE 306 307 Num Indicator of sex NIS 2011 Core 80 HCUP_ED 308 310 Num HCUP Emergency Department service indicator NIS 2011 Core 81 HOSPBRTH 311 312 Num Indicator of birth in this hospital NIS 2011 Core 82 HOSPID 313 317 Num HCUP hospital identification number NIS 2011 Core 83 HOSPST 318 319 Char Hospital state postal code NIS 2011 Core 84 KEY 320 334 Num HCUP record identifier NIS 2011 Core 85 LOS 335 339 Num Length of stay (cleaned) NIS 2011 Core 86 LOS_X 340 345 Num Length of stay (as received from source) NIS 2011 Core 87 MDC 346 347 Num MDC in effect on discharge date NIS 2011 Core 88 MDC24 348 349 Num MDC, version 24 NIS 2011 Core 89 MDC_NoPOA 350 351 Num MDC in use on discharge date, calculated without POA NIS 2011 Core 90 NCHRONIC 352 353 Num Number of chronic conditions NIS 2011 Core 91 NDX 354 355 Num Number of diagnoses on this record NIS 2011 Core 92 NECODE 356 358 Num Number of E codes on this record NIS 2011 Core 93 NEOMAT 359 360 Num Neonatal and/or maternal DX and/or PR NIS 2011 Core 94 NIS_STRATUM 361 364 Num Stratum used to sample hospital NIS 2011 Core 95 NPR 365 366 Num Number of procedures on this record NIS 2011 Core 96 ORPROC 367 368 Num Major operating room procedure indicator NIS 2011 Core 97 PAY1 369 370 Num Primary expected payer (uniform) NIS 2011 Core 98 PAY1_X 371 380 Char Primary expected payer (as received from source) NIS 2011 Core 99 PAY2 381 382 Num Secondary expected payer (uniform) NIS 2011 Core 100 PAY2_X 383 392 Char Secondary expected payer (as received from source) NIS 2011 Core 101 PL_NCHS2006 393 395 Num Patient Location: NCHS Urban-Rural Code (V2006) NIS 2011 Core 102 PR1 396 399 Char Procedure 1 NIS 2011 Core 103 PR2 400 403 Char Procedure 2 NIS 2011 Core 104 PR3 404 407 Char Procedure 3 NIS 2011 Core 105 PR4 408 411 Char Procedure 4 NIS 2011 Core 106 PR5 412 415 Char Procedure 5 NIS 2011 Core 107 PR6 416 419 Char Procedure 6 NIS 2011 Core 108 PR7 420 423 Char Procedure 7 NIS 2011 Core 109 PR8 424 427 Char Procedure 8 NIS 2011 Core 110 PR9 428 431 Char Procedure 9 NIS 2011 Core 111 PR10 432 435 Char Procedure 10 NIS 2011 Core 112 PR11 436 439 Char Procedure 11 NIS 2011 Core 113 PR12 440 443 Char Procedure 12 NIS 2011 Core 114 PR13 444 447 Char Procedure 13 NIS 2011 Core 115 PR14 448 451 Char Procedure 14 NIS 2011 Core 116 PR15 452 455 Char Procedure 15 NIS 2011 Core 117 PRCCS1 456 458 Num CCS: procedure 1 NIS 2011 Core 118 PRCCS2 459 461 Num CCS: procedure 2 NIS 2011 Core 119 PRCCS3 462 464 Num CCS: procedure 3 NIS 2011 Core 120 PRCCS4 465 467 Num CCS: procedure 4 NIS 2011 Core 121 PRCCS5 468 470 Num CCS: procedure 5 NIS 2011 Core 122 PRCCS6 471 473 Num CCS: procedure 6 NIS 2011 Core 123 PRCCS7 474 476 Num CCS: procedure 7 NIS 2011 Core 124 PRCCS8 477 479 Num CCS: procedure 8 NIS 2011 Core 125 PRCCS9 480 482 Num CCS: procedure 9 NIS 2011 Core 126 PRCCS10 483 485 Num CCS: procedure 10 NIS 2011 Core 127 PRCCS11 486 488 Num CCS: procedure 11 NIS 2011 Core 128 PRCCS12 489 491 Num CCS: procedure 12 NIS 2011 Core 129 PRCCS13 492 494 Num CCS: procedure 13 NIS 2011 Core 130 PRCCS14 495 497 Num CCS: procedure 14 NIS 2011 Core 131 PRCCS15 498 500 Num CCS: procedure 15 NIS 2011 Core 132 PRDAY1 501 503 Num Number of days from admission to PR1 NIS 2011 Core 133 PRDAY2 504 506 Num Number of days from admission to PR2 NIS 2011 Core 134 PRDAY3 507 509 Num Number of days from admission to PR3 NIS 2011 Core 135 PRDAY4 510 512 Num Number of days from admission to PR4 NIS 2011 Core 136 PRDAY5 513 515 Num Number of days from admission to PR5 NIS 2011 Core 137 PRDAY6 516 518 Num Number of days from admission to PR6 NIS 2011 Core 138 PRDAY7 519 521 Num Number of days from admission to PR7 NIS 2011 Core 139 PRDAY8 522 524 Num Number of days from admission to PR8 NIS 2011 Core 140 PRDAY9 525 527 Num Number of days from admission to PR9 NIS 2011 Core 141 PRDAY10 528 530 Num Number of days from admission to PR10 NIS 2011 Core 142 PRDAY11 531 533 Num Number of days from admission to PR11 NIS 2011 Core 143 PRDAY12 534 536 Num Number of days from admission to PR12 NIS 2011 Core 144 PRDAY13 537 539 Num Number of days from admission to PR13 NIS 2011 Core 145 PRDAY14 540 542 Num Number of days from admission to PR14 NIS 2011 Core 146 PRDAY15 543 545 Num Number of days from admission to PR15 NIS 2011 Core 147 PointOfOriginUB04 546 546 Char Point of origin for admission or visit, UB-04 standard coding NIS 2011 Core 148 PointOfOrigin_X 547 554 Char Point of origin for admission or visit, as received from source NIS 2011 Core 149 RACE 555 556 Num Race (uniform) NIS 2011 Core 150 TOTCHG 557 566 Num Total charges (cleaned) NIS 2011 Core 151 TOTCHG_X 567 581 2 Num Total charges (as received from source) NIS 2011 Core 152 TRAN_IN 582 583 Num Transfer in indicator NIS 2011 Core 153 TRAN_OUT 584 585 Num Transfer out indicator NIS 2011 Core 154 YEAR 586 589 Num Calendar year NIS 2011 Core 155 ZIPINC_QRTL 590 591 Num Median household income national quartile for patient ZIP Code