-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2002_CORE.TXT
January 01, 2002 - Variables: 116
Columns Description:
======= ============
1- 3 Database name
5- 8 Discharge year … admission
NIS 2002 CORE 3 AGEDAY 18 20 Num Age in days (when age < 1 year … TOTCHG_X 470 484 2 Num Total charges (as received from source)
NIS 2002 CORE 115 YEAR … 485 488 Num Calendar year
NIS 2002 CORE 116 ZIPINC 489 490
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2001_CORE.TXT
January 01, 2001 - 115
Columns Description:
======= ============
1- 3 Database name
5- 8 Discharge year … admission
NIS 2001 CORE 3 AGEDAY 18 20 Num Age in days (when age < 1 year … TOTCHG_X 463 477 2 Num Total charges (as received from source)
NIS 2001 CORE 114 YEAR … 478 481 Num Calendar year
NIS 2001 CORE 115 ZIPINC 482 483
-
hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2010-2017.jsp
January 01, 2017 - year 2016, the NRD includes a full calendar year of data with diagnosis and procedure codes reported … in a calendar year
Multiple discharges for the same identifier that showed the patient discharged … , calendar year file that includes data with diagnosis and procedure codes reported using the ICD-10- … File Structure of the 2015 NRD
The NRD data files are annual, calendar-year files based on discharge … for patients discharged in a calendar year.
-
hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2010-2016.pdf
January 01, 2016 - • The 2016 NRD includes a full calendar year of data with diagnosis and procedure codes
reported using … in a calendar year
(2) Multiple discharges for the same identifier that showed the patient discharged … File Structure of the 2015 NRD
The NRD data files are annual, calendar-year files based on discharge … These recommendations apply to calendar year 2015 data (which includes
both ICD-9-CM and ICD-10-CM/PCS … records for patients discharged in a calendar year.
-
hcup-us.ahrq.gov/tech_assist/data_query/HCUPnet_Readmissions_Methodology.pdf
November 01, 2012 - Nationwide Readmissions Database
The HCUP Nationwide Readmissions Database (NRD) is a calendar-year, … The database includes discharges for patients with and
without repeat hospital visits in a year and … to year. … • Discharges younger than 1 year (age 0) are excluded because patient identifiers are inconsistently … for patient linkage numbers with an apparently high volume of readmissions (20 or
more visits in the year
-
hcup-us.ahrq.gov/db/nation/nis/trendwghts.jsp
June 01, 2024 - There is an ASCII file and a SAS load program for each year. … The trend weight files should be merged onto the original NIS files by Year and HOSPID. … The following table enumerates the differences in weighted discharges:
YEAR … Numeric
Calendar year
HOSPID
Numeric
HCUP hospital identification number
TRENDWT … The trend weight files should be merged onto the original NIS files by Year and HOSPID.
-
hcup-us.ahrq.gov/toolssoftware/revisit/UserGuide-SuppRevisitFilesCD.pdf
October 01, 2024 - variables are available for some, but not all, State databases – SID, SASD,
and SEDD – starting in calendar … year 2003. … The NRD can be used to generate national
estimates of readmissions within a single calendar year. … no verified patient linkage number is assigned if
there are more than 40 hospital visits in a given calendar … ;
if (YEAR gt &firstYear) or /* assumes clean period (months) < 12 */
( YEAR eq &firstYear
-
hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2019.jsp
January 01, 2019 - Beginning with data year 2016, the NIS includes a full calendar year of data with diagnosis and procedure … These recommendations apply to calendar year 2015 data (which includes both ICD-9-CM and ICD-10-CM/PCS … 2016, the NIS is a calendar year file that includes diagnoses and procedures coded using only ICD-10 … The hospital universe is defined by all hospitals that were open during any part of the calendar year … YEAR
Calendar year
Disposition of patient (discharge status)
DIED
Indicates in-hospital
-
hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2018.jsp
January 01, 2018 - Beginning with data year 2016, the NIS includes a full calendar year of data with diagnosis and procedure … These recommendations apply to calendar year 2015 data (which includes both ICD-9-CM and ICD-10-CM/PCS … 2016, the NIS is a calendar year file that includes diagnoses and procedures coded using only ICD-10 … The hospital universe is defined by all hospitals that were open during any part of the calendar year … YEAR
Calendar year
Disposition of patient (discharge status)
DIED
Indicates in-hospital
-
hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2017.jsp
January 01, 2017 - Beginning with data year 2016, the NIS includes a full calendar year of data with diagnosis and procedure … These recommendations apply to calendar year 2015 data (which includes both ICD-9-CM and ICD-10-CM/PCS … 2016, the NIS is a calendar year file that includes diagnoses and procedures coded using only ICD-10 … The hospital universe is defined by all hospitals that were open during any part of the calendar year … YEAR
Calendar year
Disposition of patient (discharge status)
DIED
Indicates in-hospital
-
hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2003_CORE.TXT
January 01, 2003 - Variables: 130
Columns Description:
======= ============
1- 3 Database name
5- 8 Discharge year … KID 2003 CORE 4 AGEDAY 17 19 Num Age in days (when age < 1 year … 504 505 Num Normal uncomplicated birth in hospital
KID 2003 CORE 129 YEAR … 506 509 Num Calendar year
KID 2003 CORE 130 ZIPInc_Qrtl
-
hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2006_Core.txt
January 01, 2006 - Elements: 131
Columns Description
======= ===========
1- 3 Database name
5- 8 Discharge year … KID 2006 Core 4 AGEDAY 17 19 Num Age in days (when age < 1 year … 507 508 Num Normal uncomplicated birth in hospital
KID 2006 Core 130 YEAR … 509 512 Num Calendar year
KID 2006 Core 131 ZIPINC_QRTL
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2006_Core.TXT
January 01, 2006 - Elements: 128
Columns Description
======= ===========
1- 3 Database name
5- 8 Discharge year … NIS 2006 Core 2 AGEDAY 4 6 Num Age in days (when age < 1 year … 490 504 2 Num Total charges (as received from source)
NIS 2006 Core 127 YEAR … 505 508 Num Calendar year
NIS 2006 Core 128 ZIPINC_QRTL
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2005_Core.TXT
January 01, 2005 - Elements: 126
Columns Description:
======= ============
1- 3 Database name
5- 8 Discharge year … NIS 2005 Core 2 AGEDAY 4 6 Num Age in days (when age < 1 year … 486 500 2 Num Total charges (as received from source)
NIS 2005 Core 125 YEAR … 501 504 Num Calendar year
NIS 2005 Core 126 ZIPInc_Qrtl
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2004_10PCT_SAMPLE_B.TXT
January 01, 2004 - Variables: 126
Columns Description:
======= ============
1- 3 Database name
5- 8 Discharge year … NIS 2004 10Pct_Sample_B 3 AGEDAY 18 20 Num Age in days (when age < 1 year … 486 500 2 Num Total charges (as received from source)
NIS 2004 10Pct_Sample_B 125 YEAR … 501 504 Num Calendar year
NIS 2004 10Pct_Sample_B 126 ZIPInc_Qrtl
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2003_10PCT_SAMPLE_B.TXT
January 01, 2003 - Variables: 126
Columns Description:
======= ============
1- 3 Database name
5- 8 Discharge year … NIS 2003 10PCT_SAMPLE_B 3 AGEDAY 18 20 Num Age in days (when age < 1 year … 485 499 2 Num Total charges (as received from source)
NIS 2003 10PCT_SAMPLE_B 125 YEAR … 500 503 Num Calendar year
NIS 2003 10PCT_SAMPLE_B 126 ZIPInc_Qrtl
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2003_10PCT_SAMPLE_A.TXT
January 01, 2003 - Variables: 126
Columns Description:
======= ============
1- 3 Database name
5- 8 Discharge year … NIS 2003 10PCT_SAMPLE_A 3 AGEDAY 18 20 Num Age in days (when age < 1 year … 485 499 2 Num Total charges (as received from source)
NIS 2003 10PCT_SAMPLE_A 125 YEAR … 500 503 Num Calendar year
NIS 2003 10PCT_SAMPLE_A 126 ZIPInc_Qrtl
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2004_10PCT_SAMPLE_A.TXT
January 01, 2004 - Variables: 126
Columns Description:
======= ============
1- 3 Database name
5- 8 Discharge year … NIS 2004 10Pct_Sample_A 3 AGEDAY 18 20 Num Age in days (when age < 1 year … 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
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2004_CORE.TXT
January 01, 2004 - Variables: 126
Columns Description:
======= ============
1- 3 Database name
5- 8 Discharge year … NIS 2004 Core 3 AGEDAY 18 20 Num Age in days (when age < 1 year … 486 500 2 Num Total charges (as received from source)
NIS 2004 Core 125 YEAR … 501 504 Num Calendar year
NIS 2004 Core 126 ZIPInc_Qrtl
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2003_CORE.TXT
January 01, 2003 - Variables: 126
Columns Description:
======= ============
1- 3 Database name
5- 8 Discharge year … NIS 2003 CORE 3 AGEDAY 18 20 Num Age in days (when age < 1 year … 485 499 2 Num Total charges (as received from source)
NIS 2003 CORE 125 YEAR … 500 503 Num Calendar year
NIS 2003 CORE 126 ZIPInc_Qrtl