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hcup-us.ahrq.gov/datainnovations/raceethnicitytoolkit/or16.jsp
August 01, 2014 - suggestions are specific to our project protocols and may not apply to all linkage studies.
1 - Getting Started
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hcup-us.ahrq.gov/db/state/sedddist/sedddist_filecompnj.jsp
March 01, 2007 - SEDD File Composition - New Jersey
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hcup-us.ahrq.gov/datainnovations/clinicalcontentenhancementtoolkit/mn16.jsp
August 01, 2014 - Phase 1 Pharmacy Data Collection
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hcup-us.ahrq.gov/db/state/sedddist/sedddist_filecompky.jsp
August 01, 2012 - SEDD File Composition - Kentucky
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hcup-us.ahrq.gov/db/vars/i10_delivery/nrdnote.jsp
August 10, 2015 - Healthcare Cost and Utilization Project (HCUP) NRD Notes
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hcup-us.ahrq.gov/db/vars/i10_delivery/kidnote.jsp
September 10, 2008 - Healthcare Cost and Utilization Project (HCUP) KID Notes
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hcup-us.ahrq.gov/db/nation/nis/weights/FileSpecifications_NIS_2000_HOSPITAL_TrendWt.TXT
January 01, 2000 - Data Set Name: NIS_2000_HOSPITAL_TRENDWT
Number of Observations: 994
Total Record Length: 31
Total Number of Data Elements: 4
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…
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hcup-us.ahrq.gov/db/maphosp.pdf
March 05, 2025 - HCUP Hospital Identifiers
HCUP (1/21/2025) i Hospital Identifiers
HCUP HOSPITAL IDENTIFIERS
Table of Contents
HCUP HOSPITAL IDENTIFIERS .................................................................................................. 1
HCUP State Databases .................................................…
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hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2017.jsp
January 01, 2017 - Types of Hospitals Included in the NIS
Sample Design for NIS
Weighted Estimates
ICD-10-CM/PCS Started … Structure of the 2015 NIS
File Structure of the NIS Prior to 2015
NIS Data Elements
Getting Started … ICD-10-CM/PCS Started October 1, 2015, at the Beginning of Fiscal Year 2016
On October 1, 2015, the … Getting Started
System Requirements for Using the NIS
To load and analyze the NIS data on a computer
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hcup-us.ahrq.gov/db/state/sasddist/sasddist_filecomphi.jsp
May 01, 2020 - SASD File Composition - Hawaii
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hcup-us.ahrq.gov/db/state/sasddist/sasddist_filecompmi.jsp
April 01, 2025 - SASD File Composition - Michigan
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hcup-us.ahrq.gov/reports/statbriefs/sb235-Inpatient-Stays-Age-Payer-Trends.jsp
January 01, 2018 - 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/tools/stats/FileSpecifications_NIS_2017_Severity.TXT
January 01, 2017 - Data Set Name: NIS_2017_SEVERITY
Number of Observations: 7159694
Total Record Length: 23
Total Number of Data Elements: 5
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
71…
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2019_Severity_V2.TXT
January 01, 2019 - Data Set Name: NIS_2019_SEVERITY
Number of Observations: 7083805
Total Record Length: 23
Total Number of Data Elements: 5
Created on 12/02/2022.
Columns Description
======= ===========
1- 3 Database name
5- 8 Discharge year of data
10- 35 File name
37- 40 Data element nu…
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2018_Severity.TXT
January 01, 2018 - Data Set Name: NIS_2018_SEVERITY
Number of Observations: 7105498
Total Record Length: 23
Total Number of Data Elements: 5
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
71…
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2016_Severity.TXT
January 01, 2016 - Data Set Name: NIS_2016_SEVERITY
Number of Observations: 7135090
Total Record Length: 23
Total Number of Data Elements: 5
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
71…
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/FileSpecifications_NIS_2015Q4_Severity.TXT
November 09, 2017 - Data Set Name: NIS_2015Q4_SEVERITY
Number of Observations: 1776269
Total Record Length: 23
Total Number of Data Elements: 5
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
71…
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hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2016_Severity.TXT
January 01, 2016 - Data Set Name: KID_2016_SEVERITY
Number of Observations: 3117413
Total Record Length: 21
Total Number of Data Elements: 5
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
71…
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hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2019_Severity_V2.TXT
January 01, 2019 - Data Set Name: KID_2019_SEVERITY
Number of Observations: 3089283
Total Record Length: 21
Total Number of Data Elements: 5
Created on 12/02/2022.
Columns Description
======= ===========
1- 3 Database name
5- 8 Discharge year of data
10- 35 File name
37- 40 Data element nu…
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hcup-us.ahrq.gov/db/nation/nis/tools/stats/1993README.TXT
February 01, 1993 - HCUP-3 Nationwide Inpatient Sample (NIS)
Release 2, 1993
Record Layout Information
This sub-directory contains electronic copies of the record layouts for the
following files:
- Inpatient Stay Core Files
RECL_A -- record layout for File …