-
hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2013.pdf
January 01, 2013 - ....................................................................................... 9
Getting Started … NRD_DaysToEvent
and LOS to identify the sequential order of inpatient records and whether they stopped and started … Getting Started
The NRD is an extremely large database that requires sophisticated statistical software … About one percent of discharges in the NRD started in the previous year;
therefore, we expected that … we were missing about one percent of admissions that started in
2013 and were subsequently discharged
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hcup-us.ahrq.gov/db/nation/nrd/nrddde.jsp
May 01, 2024 - NRD Description of Data Elements
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hcup-us.ahrq.gov/db/state/sasddist/sasddist_filecompco.jsp
August 01, 2006 - SASD File Composition - Colorado
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-
hcup-us.ahrq.gov/reports/statbriefs/sb235-Inpatient-Stays-Age-Payer-Trends.pdf
December 01, 2016 - The rate stayed at or above 35,000 until 2005 when it started to drop.
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hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_1998.jsp
January 01, 1998 - Elements
SELECTION OF HOSPITALS INCLUDED IN THE NIS
Stratification Variables
GETTING STARTED … non-teaching
1-99
100-174
175+
Urban, teaching
1-199
200-324
325+
GETTING STARTED
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hcup-us.ahrq.gov/db/nation/nass/NASS_Introduction_2017.jsp
January 01, 2017 - Encounters
1.2 Data Restrictions
1.3 File Structure of the NASS
1.4 NASS Data Elements
GETTING STARTED … Subsequent analyses revealed additional encounters involving "narrow" or major surgeries that were started … Subsequent analyses revealed additional encounters involving "narrow" or major surgeries that were started … Return to Introduction
2 GETTING STARTED
The HCUP NASS is distributed as comma-separated value … Subsequent analyses revealed additional encounters involving "narrow" or major surgeries that were started
-
hcup-us.ahrq.gov/datainnovations/ICD-10Vignette_NumberOfCodes04072017.pdf
April 07, 2017 - Recommended Citation: Fingar KR, Moore BJ, Yoon F. Number of Diagnosis and
Procedure Codes Reported Under ICD-9-CM and ICD-10-CM/PCS. ONLINE. April 7,
2017. U.S. Agency for Healthcare Research and Quality. Available: https://www.hcup-
us.ahrq.gov/datainnovations/icd10_resources.jsp.
NUMBER OF DIAGNOSIS AND PROCEDU…
-
hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_1999.jsp
January 01, 1999 - Elements
SAMPLING OF HOSPITALS INCLUDED IN THE NIS
Stratification Variables
GETTING STARTED … non-teaching
1-99
100-174
175+
Urban, teaching
1-199
200-324
325+
GETTING STARTED
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2015_Core.TXT
January 01, 2015 - Data Set Name: NIS_2015_CORE
Number of Observations: 7153989
Total Record Length: 86
Total Number of Data Elements: 24
Columns Description
======= ===========
1- 3 Database name
5- 8 Discharge year of data
10- 35 File name
37- 39 Data element number
41- 69 Data element name
7…
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_1999_HOSPITALv2.TXT
January 01, 1999 - Data Set Name: NIS_1999_HOSPITAL
Number of Observations: 984
Total Record Length: 173
Total Number of Variables: 23
Columns Description:
======= ============
1- 3 Database name
5- 8 Discharge year of data
10- 17 File name
19- 21 Variable number
23- 41 Variable name
4…
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_1999_HOSPITAL.TXT
January 01, 1999 - Data Set Name: NIS_1999_HOSPITAL
Number of Observations: 984
Total Record Length: 173
Total Number of Variables: 23
Columns Description:
======= ============
1- 3 Database name
5- 8 Discharge year of data
10- 17 File name
19- 21 Variable number
23- 41 Variable name
4…
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2003_HOSPITAL.TXT
January 01, 2003 - Data Set Name: NIS_2003_HOSPITAL
Number of Observations: 994
Total Record Length: 178
Total Number of Variables: 24
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 Star…
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2002_HOSPITAL.TXT
January 01, 2002 - Data Set Name: NIS_2002_HOSPITAL
Number of Observations: 995
Total Record Length: 178
Total Number of Variables: 24
Columns Description:
======= ============
1- 3 Database name
5- 8 Discharge year of data
10- 25 File name
27- 29 Variable number
31- 49 Variable name
51- 53 Star…
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_1998_HOSPITAL.TXT
January 01, 1998 - Data Set Name: NIS_1998_HOSPITAL
Number of Observations: 984
Total Record Length: 173
Total Number of Variables: 23
Columns Description:
======= ============
1- 3 Database name
5- 8 Discharge year of data
10-17 File name
19-21 Variable number
23-41 Variable name
4…
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_2001_HOSPITAL.TXT
January 01, 2001 - Data Set Name: NIS_2001_HOSPITAL
Number of Observations: 986
Total Record Length: 173
Total Number of Variables: 23
Columns Description:
======= ============
1- 3 Database name
5- 8 Discharge year of data
10- 25 File name
27- 29 Variable number
31- 49 Variable name
5…
-
hcup-us.ahrq.gov/db/nation/nass/2018_NASS_Introduction.pdf
January 01, 2018 - .................................................................................... 10
2 GETTING STARTED … Subsequent analyses revealed additional encounters involving “narrow” or
major surgeries that were started … Subsequent analyses revealed additional encounters involving “narrow” or major surgeries that
were started … on the HCUP-US website (www.hcup-
us.ahrq.gov/db/nation/nass/nassdbdocumentation.jsp).
2 GETTING STARTED … Subsequent analyses revealed additional encounters involving “narrow” or major surgeries that
were started
-
hcup-us.ahrq.gov/db/nation/kid/Introduction_to_KID_2000.pdf
January 01, 2000 - ....................................................................................... 6
GETTING STARTED … HCUP KID (11/24/15) Introduction to the HCUP KID
GETTING STARTED
KID information is provided
-
hcup-us.ahrq.gov/db/state/siddist/siddist_filecompnd.jsp
August 01, 2025 - SID File Composition - North Dakota
An official website of the Department of Health & Human Services
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-
hcup-us.ahrq.gov/db/state/siddist/siddist_filecompde.jsp
June 01, 2024 - SID File Composition - Delaware
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-
hcup-us.ahrq.gov/db/vars/prdayn/nisnote.jsp
September 01, 2008 - Beginning in 2010, Indiana started supplying secondary procedure dates.