-
hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_1999.jsp
January 01, 1999 - One file per data file: Core, Core Subsample #1, Core Subsample #2, and Hospital Weights. … One file per data type: Core and Hospital Weights. … One file per data file: Core, Core Subsample #1, Core Subsample #2, and Hospital Weights. … One file per data file: Core, Core Subsample #1, Core Subsample #2, and Hospital Weights. … One file per data file: Core, Core Subsample #1, Core Subsample #2, and Hospital Weights.
-
hcup-us.ahrq.gov/toolssoftware/comorbidityicd10/comoanaly_icd10cm_2019_2.txt
January 01, 2019 - *****************************************************************/
/* Macro Variables that must be set … ************/
* Maximum number of DXs; %LET NUMDX = 15;
* Input SAS file member name; %LET CORE … &CORE (KEEP=DRG I10_DX1-I10_DX&NUMDX I10_NDX);
DROP DRG I10_DX1-I10_DX&NUMDX I10_NDX I J DXVALUE … OHTNPREG_ THEN HTNCX = 1;
/*********************************************************/
/* Set … 1 THEN DM = 0 ;
/******************************************************/
/* Examine DRG and set
-
hcup-us.ahrq.gov/toolssoftware/comorbidityicd10/comoanaly_icd10cm_2020_1.txt
January 01, 2020 - *****************************************************************/
/* Macro Variables that must be set … ************/
* Maximum number of DXs; %LET NUMDX = 15;
* Input SAS file member name; %LET CORE … &CORE (KEEP=DRG I10_DX1-I10_DX&NUMDX I10_NDX);
DROP DRG I10_DX1-I10_DX&NUMDX I10_NDX I J DXVALUE … OHTNPREG_ THEN HTNCX = 1;
/*********************************************************/
/* Set … 1 THEN DM = 0 ;
/******************************************************/
/* Examine DRG and set
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_1998_COREv2.TXT
January 01, 1998 - Data Set Name: NIS_1998_CORE
Number of Observations: 6827350
Total Record Length … 1998 CORE 9 DIED 32 33 Num Died during hospitalization
NIS 1998 CORE … NIS 1998 CORE 19 DX1 74 78 Char Principal diagnosis
NIS 1998 CORE … CORE 36 DXCCS3 157 160 Num CCS: diagnosis 3
NIS 1998 CORE … 1998 CORE 54 LOS_X 228 233 Num Length of stay (uncleaned)
NIS 1998 CORE
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_1999_COREv2.TXT
January 01, 1999 - Data Set Name: NIS_1999_CORE
Number of Observations: 7198929
Total Record Length … 1999 CORE 9 DIED 32 33 Num Died during hospitalization
NIS 1999 CORE … NIS 1999 CORE 19 DX1 74 78 Char Principal diagnosis
NIS 1999 CORE … CORE 36 DXCCS3 157 160 Num CCS: diagnosis 3
NIS 1999 CORE … 1999 CORE 54 LOS_X 228 233 Num Length of stay (uncleaned)
NIS 1999 CORE
-
hcup-us.ahrq.gov/db/nation/nis/NIS97_Overview_122104.pdf
September 01, 2002 - HCUP Nationwide Inpatient Sample (NIS),
which are:
< OVERVIEW OF NIS DATA
< CONTENTS OF CD-ROM SET … 1988-1992
C 8 States in
1988
On CD-ROM,
in ASCII format
5 years of NIS data in a 26-CD set … WI
(added GA, HI, UT )
December 30, 1999 12 Introduction to the NIS
CONTENTS OF CDROM SET … December 30, 1999 13 Introduction to the NIS
The data files are provided on a set of five CD-ROMs … Contents of NIS, Release 6, 1997, on CD-ROM – 6-CD Set
CD #1.
-
hcup-us.ahrq.gov/db/nation/nis/NIS95_%20Overview_122104.pdf
November 01, 2015 - NIS Tools
Release 2 1993
17 states
On CD-ROM,
in ASCII format
1 year of data in a 6-CD set … NIS Tools
Release 3 1994
17 states
On CD-ROM,
in ASCII format
1 year of data in a 6-CD set … NIS Tools
Release 4 1995
19 states
On CD-ROM,
in ASCII format
1 year of data in a 6-CD set … NIS, Release 4, 1995, on CD-ROM – 6-CD Set
CD #1.
1995, Inpatient Stay Core File A, includes most … to other core files
CD #5.
-
hcup-us.ahrq.gov/toolssoftware/comorbidityicd10/comoanaly_icd10cm_2018.txt
January 01, 2018 - *****************************************************************/
/* Macro Variables that must be set … ************/
* Maximum number of DXs; %LET NUMDX = 15;
* Input SAS file member name; %LET CORE … = XXXXXX;
DATA OUT1.ANALYSIS;
SET IN1. … &CORE (KEEP=DRG DX1-DX&NUMDX NDX);
DROP DRG DX1-DX&NUMDX NDX I J DXVALUE A1-A30
HTN HTNCX … OHTNPREG_ THEN HTNCX = 1;
/*********************************************************/
/* Set
-
hcup-us.ahrq.gov/toolssoftware/comorbidityicd10/comoanaly_icd10cm_2017.txt
January 01, 2017 - *****************************************************************/
/* Macro Variables that must be set … ************/
* Maximum number of DXs; %LET NUMDX = 15;
* Input SAS file member name; %LET CORE … = XXXXXX;
DATA OUT1.ANALYSIS;
SET IN1. … &CORE (KEEP=DRG DX1-DX&NUMDX NDX);
DROP DRG DX1-DX&NUMDX NDX I J DXVALUE A1-A30
HTN HTNCX … OHTNPREG_ THEN HTNCX = 1;
/*********************************************************/
/* Set
-
hcup-us.ahrq.gov/toolssoftware/comorbidityicd10/comoanaly_icd10cm_2016.txt
January 01, 2016 - *****************************************************************/
/* Macro Variables that must be set … ************/
* Maximum number of DXs; %LET NUMDX = 15;
* Input SAS file member name; %LET CORE … = XXXXXX;
DATA OUT1.ANALYSIS;
SET IN1. … &CORE (KEEP=DRG DX1-DX&NUMDX NDX);
DROP DRG DX1-DX&NUMDX NDX I J DXVALUE A1-A30
HTN HTNCX … OHTNPREG_ THEN HTNCX = 1;
/*********************************************************/
/* Set
-
hcup-us.ahrq.gov/toolssoftware/comorbidity/comoanaly2004-072904.txt
September 30, 2004 - *****************************************************************/
/* Macro Variables that must be set … **************/
* Maximum number of DXs; %LET NUMDX=nn;
* Input SAS file member name; %LET CORE … =xxxxxxxx;
DATA OUT1.ANALYSIS;
SET IN1. … &CORE (KEEP=DRG DX1-DX&NUMDX NDX);
DROP DRG DX1-DX&NUMDX NDX I J DXVALUE A1-A30
HTN HTNCX … 1 THEN DM = 0 ;
/******************************************************/
/* EXAMINE DRG AND SET
-
hcup-us.ahrq.gov/toolssoftware/comorbidity/comoanaly2005-112904.txt
September 30, 2005 - *****************************************************************/
/* Macro Variables that must be set … ************/
* Maximum number of DXs; %LET NUMDX = nn;
* Input SAS file member name; %LET CORE … = xxxxxxxx;
DATA OUT1.ANALYSIS;
SET IN1. … &CORE (KEEP=DRG DX1-DX&NUMDX NDX );
DROP DRG DX1-DX&NUMDX NDX I J DXVALUE A1-A30
HTN … 1 THEN DM = 0 ;
/******************************************************/
/* EXAMINE DRG AND SET
-
hcup-us.ahrq.gov/db/nation/nis/Overview_of_NIS_2001.pdf
January 01, 2001 - ............................................................................. 9
Contents of CD-ROM Set … One file per data file: Core, Core Subsample #1, Core
Subsample #2, and Hospital Weights. … One
file per data file: Core, Core Subsample #1, Core Subsample #2, and
Hospital Weights. … One file
per data file: Core, Core Subsample #1, Core Subsample #2, and
Hospital Weights. … One
file per data file: Core, Core Subsample #1, Core Subsample #2, and
Hospital Weights.
-
hcup-us.ahrq.gov/sidoverview.jsp
January 01, 2025 - The SID contain a core set of clinical and nonclinical information on all patients, including individuals … of the 2015 data with ICD-9-CM codes (discharges from Jan 1, 2015 - September 30, 2015) are in one set … data with ICD-10-CM/PCS codes (discharges from October 1, 2015 - December 31, 2015) are in a separate set … (toll free)
Return to Contents
SID Hardware and Software Requirements
The SID data set … available, depending on the SID being used
SAS®, SPSS®, or similar analysis software
The data set
-
hcup-us.ahrq.gov/db/nation/nis/NIS94_Overview_122104.pdf
November 01, 2015 - Releases
Release 1 1988-1992
11 states
On CD-ROM,
in ASCII format
5 years of data in a 26-CD set … NIS Tools
Release 2 1993
17 states
On CD-ROM,
in ASCII format
1 year of data in a 6-CD set … NIS Tools
Release 3 1994
17 states
On CD-ROM,
in ASCII format
1 year of data in a 6-CD set … NIS, Release 3, 1994 on CD-ROM – 6-CD Set
CD #1.
1994, Inpatient Stay Core File A, includes most … to other core files
CD #5.
-
hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2001.jsp
January 01, 2001 - NIS Data Sources, Hospitals, and Inpatient Stays
State-Specific Restrictions
Contents of CD-ROM Set … One file per data file: Core, Core Subsample #1, Core Subsample #2, and Hospital Weights. … One file per data file: Core, Core Subsample #1, Core Subsample #2, and Hospital Weights. … One file per data file: Core, Core Subsample #1, Core Subsample #2, and Hospital Weights. … One file per data file: Core, Core Subsample #1, Core Subsample #2, and Hospital Weights.
-
hcup-us.ahrq.gov/toolssoftware/comorbidity/comoanaly2009.txt
September 30, 2009 - *****************************************************************/
/* Macro Variables that must be set … ************/
* Maximum number of DXs; %LET NUMDX = 15;
* Input SAS file member name; %LET CORE … = XXXXXX;
DATA OUT1.ANALYSIS;
SET IN1. … &CORE (KEEP=DRG DX1-DX&NUMDX NDX);
DROP DRG DX1-DX&NUMDX NDX I J DXVALUE A1-A30
HTN HTNCX … OHTNPREG_ THEN HTNCX = 1;
/*********************************************************/
/* Set
-
hcup-us.ahrq.gov/toolssoftware/comorbidity/comoanaly2008.txt
September 30, 2008 - *****************************************************************/
/* Macro Variables that must be set … ************/
* Maximum number of DXs; %LET NUMDX = 15;
* Input SAS file member name; %LET CORE … = XXXXXX;
DATA OUT1.ANALYSIS;
SET IN1. … &CORE (KEEP=DRG DX1-DX&NUMDX NDX);
DROP DRG DX1-DX&NUMDX NDX I J DXVALUE A1-A30
HTN HTNCX … OHTNPREG_ THEN HTNCX = 1;
/*********************************************************/
/* Set
-
hcup-us.ahrq.gov/toolssoftware/comorbidity/comoanaly2007-012907.txt
September 30, 2007 - *****************************************************************/
/* Macro Variables that must be set … ************/
* Maximum number of DXs; %LET NUMDX = 15;
* Input SAS file member name; %LET CORE … = XXXXXX;
DATA OUT1.ANALYSIS;
SET IN1. … &CORE (KEEP=DRG DX1-DX&NUMDX NDX );
DROP DRG DX1-DX&NUMDX NDX I J DXVALUE A1-A30
HTN … 1 THEN DM = 0 ;
/******************************************************/
/* EXAMINE DRG AND SET
-
hcup-us.ahrq.gov/toolssoftware/comorbidity/comoanaly2006-011207.txt
September 30, 2006 - *****************************************************************/
/* Macro Variables that must be set … ************/
* Maximum number of DXs; %LET NUMDX = 15;
* Input SAS file member name; %LET CORE … = NIS_2004_TEST_DATA;
DATA OUT1.ANALYSIS;
SET IN1. … &CORE (KEEP=DRG DX1-DX&NUMDX NDX );
DROP DRG DX1-DX&NUMDX NDX I J DXVALUE A1-A30
HTN … 1 THEN DM = 0 ;
/******************************************************/
/* EXAMINE DRG AND SET