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hcup-us.ahrq.gov/db/nation/nis/severity_overview.jsp
March 01, 2006 - resulting from disease progression and independent of the treatment process. 2 Disease progression is measured
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hcup-us.ahrq.gov/toolssoftware/comorbidityicd10/CMR-ChangeLog-v20231-v20241.xlsx
December 01, 2023 - CMR Change Log v20231-v20241
Table_of_Contents
This Excel file enumerates the changes between the following releases of the Elixhauser Comorbidity Software Refined for ICD-10-CM diagnoses
Compared versions: v2024.1 (released December 2023) to v2023.1 (released October 2022)
Table of Contents
Changes to the comorb…
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hcup-us.ahrq.gov/toolssoftware/comorbidityicd10/CMR-ChangeLog-v20241-v20251.xlsx
November 01, 2024 - Change Log (v2024.1 to v2025.1) for the Elixhauser Comorbidity Software Refined for ICD-10-CM
Table_of_Contents
This Excel file enumerates the changes between the following releases of the Elixhauser Comorbidity Software Refined for ICD-10-CM diagnoses
Compared versions: v2025.1 (released November 2024) to v2024.1 (…
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hcup-us.ahrq.gov/toolssoftware/comorbidityicd10/CMR-User-Guide-v2024-1.pdf
December 01, 2023 - User Guide: Elixhauser Comorbidity Software Refined for ICD-10-CM, v2024.1
USER GUIDE:
ELIXHAUSER COMORBIDITY SOFTWARE
REFINED FOR ICD-10-CM DIAGNOSES, v2024.1
Issued December 2023
Agency for Healthcare Research and Quality
Healthcare Co…
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hcup-us.ahrq.gov/toolssoftware/comorbidityicd10/CMR-User-Guide-v2025-1.pdf
November 01, 2024 - User Guide (v2025.1) for Elixhauser Comorbidity Software Refined for ICD-10-CM
USER GUIDE:
ELIXHAUSER COMORBIDITY SOFTWARE
REFINED FOR ICD-10-CM DIAGNOSES, v2025.1
Issued November 2024
Agency for Healthcare Research and Quality
Heal…
-
hcup-us.ahrq.gov/toolssoftware/comorbidityicd10/CMR-User-Guide-v2023-1.pdf
December 01, 2022 - User Guide: Elixhauser Comorbidity Software Refined for ICD-10-CM, v2023.1
USER GUIDE:
ELIXHAUSER COMORBIDITY SOFTWARE
REFINED FOR ICD-10-CM DIAGNOSES, v2023.1
Issued December 2022
Agency for Healthcare Research and Quality
Healthcare Cost and Utilization Project (HCUP)
Phone: (866) 290-HCUP (4287)
Email…
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hcup-us.ahrq.gov/db/nation/nrd/nrddde.jsp
May 01, 2024 - NRD Description of Data Elements
An official website of the Department of Health & Human Services
Search All AHRQ Websites
Careers
Contact Us
Espanol
FAQs
Email Updates
…
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hcup-us.ahrq.gov/toolssoftware/comorbidityicd10/CMR-ChangeLog-v20221-v20231.xlsx
December 01, 2022 - Com-ICD10CMChgLg-v20211-v20221
Table_of_Contents
This Excel file enumerates the changes between the following releases of the Elixhauser Comorbidity Software Refined for ICD-10-CM diagnoses
Compared versions: v2023.1 (released December 2022) to v2022.1 (released October 2021)
Table of Contents
Changes to the como…
-
hcup-us.ahrq.gov/db/vars/cmr_aaa/nassnote.jsp
August 01, 2019 - Healthcare Cost and Utilization Project (HCUP) NASS Notes
An official website of the Department of Health & Human Services
Search All AHRQ Websites
Careers
Contact Us
Espanol
FAQ…
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hcup-us.ahrq.gov/toolssoftware/comorbidityicd10/Com-ICD10CM-User-Guide-v2021-1.pdf
October 01, 2020 - Com-ICD10CM-User-Guide-v2021-1
Issued October 2020
Agency for Healthcare Research and Quality
Healthcare Cost and Utilization Project (HCUP)
Phone: (866) 290-HCUP (4287)
Email: hcup@ahrq.gov
Website: www.hcup-us.ahrq.gov
USER GUIDE:
ELIXHAU…
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hcup-us.ahrq.gov/toolssoftware/comorbidityicd10/CMR-User-Guide-v2022-1.pdf
October 01, 2021 - Com-ICD10CM-User-Guide-v2022-1
Issued October 2021
Agency for Healthcare Research and Quality
Healthcare Cost and Utilization Project (HCUP)
Phone: (866) 290-HCUP (4287)
Email: hcup@ahrq.gov
Website: www.hcup-us.ahrq.gov
USER GUIDE:
ELIXHAU…
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hcup-us.ahrq.gov/db/nation/nis/DataElements_NIS_2002_Severity.pdf
January 01, 2002 - Description of Data Elements
Description of Data Elements
Nationwide Inpatient Sample (NIS)
Disease Severity Measure File
This document contains cumulative descriptions of data elements
across all states and years of HCUP data from 1988 to the current
data year. Please refer to the I…
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hcup-us.ahrq.gov/db/nation/kid/KID_2003_SEVERITY.pdf
January 01, 2003 - Healthcare Cost and Utilization Project (HCUP) KID Description of Data Elements - Core Notes
Description of Data Elements
Kids' Inpatient Database (KID)
Severity Measures File
2003
Table of Contents
APRDRG - All Patient Refined DRG .......................................…
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hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2013_Severity.TXT
January 01, 2013 - Data Set Name: NRD_2013_SEVERITY
Number of Observations: 14325172
Total Number of Data Elements: 34
Columns Description
======== ===========
1 - 4 Database name
6 - 9 Discharge year of data
11 - 19 File name
21 - 23 Data element number
25 - 43 Data element name
45 …
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hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2012_Severity_V2.TXT
January 01, 2012 - Data Set Name: NRD_2012_SEVERITY_V2
Created on 09/28/2017
Number of Observations: 13459216
Total Number of Data Elements: 34
Columns Description
======== ===========
1 - 4 Database name
6 - 9 Discharge year of data
11 - 24 File name
26 - 28 Data element number
30 - 48 Data e…
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hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2010_Severity_V2.TXT
January 01, 2010 - Data Set Name: NRD_2010_SEVERITY_V2
Created on 09/28/2017
Number of Observations: 13907610
Total Number of Data Elements: 34
Columns Description
======== ===========
1 - 4 Database name
6 - 9 Discharge year of data
11 - 24 File name
26 - 28 Data element number
30 - 48 Data e…
-
hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2011_Severity_V2.TXT
January 01, 2011 - Data Set Name: NRD_2011_SEVERITY_V2
Created on 09/28/2017
Number of Observations: 13915176
Total Number of Data Elements: 34
Columns Description
======== ===========
1 - 4 Database name
6 - 9 Discharge year of data
11 - 24 File name
26 - 28 Data element number
30 - 48 Data e…
-
hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2014_Severity.TXT
January 01, 2014 - Data Set Name: NRD_2014_SEVERITY
Number of Observations: 14894613
Total Number of Data Elements: 34
Columns Description
======== ===========
1 - 4 Database name
6 - 9 Discharge year of data
11 - 19 File name
21 - 23 Data element number
25 - 43 Data element name
45 …
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hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2015Q1Q3_Severity.TXT
October 31, 2017 - Data Set Name: NRD_2015Q1Q3_SEVERITY
Created on 10/31/2017
Number of Observations: 12927179
Total Number of Data Elements: 34
Columns Description
======== ===========
1 - 3 Database name
5 - 8 Discharge year of data
10 - 35 File name
37 - 39 Data element number
41 - 69 Data e…
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hcup-us.ahrq.gov/db/nation/nis/DataElements_NIS_2003_SEVERITY.pdf
January 01, 2003 - Healthcare Cost and Utilization Project (HCUP) NIS Description of Data Elements - Severity Notes
Description of Data Elements
Nationwide Inpatient Sample (NIS)
Disease Severity Measure File
Severity measures are not available for every state. Please check the
“State Specific Notes” section …