-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/MaskedStats_NIS_2021_Core_Weighted.PDF
January 01, 2021 - please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
HCUP Weighted Summary Statistics Report: NIS 2021 Core File
17:50 Thursday, December 28, 2023 1
Means of Continuous Data Elements
Data Summary
Number of Strata 198
Number of Clusters 4558
Num…
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_1988_SummaryStats.PDF
March 15, 2005 - please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
HCUP Summary Statistics Report: NIS 1988 15:36 Tuesday, March 15, 2005 1
…
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_1988_SummaryStats_N10Core1.PDF
July 07, 2005 - please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
HCUP Summary Statistics Report: NIS 1988 - N10Core1 File 1
Means of Conti…
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_1988_SummaryStats_N10Core2.PDF
July 07, 2005 - please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
HCUP Summary Statistics Report: NIS 1988 - N10Core2 File 1
Means of Conti…
-
hcup-us.ahrq.gov/db/vars/dispub92/kidnote.jsp
January 01, 2004 - Healthcare Cost and Utilization Project (HCUP) KID Notes
An official website of the Department of Health & Human Services
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hcup-us.ahrq.gov/db/vars/pointoforiginub04/kidnote.jsp
October 04, 2025 - Healthcare Cost and Utilization Project (HCUP) KID Notes
An official website of the Department of Health & Human Services
Search All AHRQ Websites
Careers
Contact Us
Espanol
FAQs…
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/MaskedStats_NIS_2019_Core_Weighted.PDF
January 01, 2019 - please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
HCUP Weighted Summary Statistics Report: NIS 2019 Core File 13:11 Tuesday, August 24, 2021 1
Means of Continuous Data Elements
Data Summary
Number of Strata 201
Number of Clusters 4568
Number …
-
hcup-us.ahrq.gov/db/nation/kid/tools/stats/KID_2019_MaskedStats_Core.PDF
January 01, 2019 - please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
HCUP Summary Statistics Report: KID 2019 Core File 21:02 Tuesday, August 31, 2021 1
Means of Continuous Data Elements
Variable / Label N Minimum Maximum Mean Median Sum
HOSP_KID : KID hospital n…
-
hcup-us.ahrq.gov/db/nation/kid/tools/stats/KID_2019_MaskedStats_Core_Weighted.PDF
January 01, 2019 - please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
HCUP Weighted Summary Statistics Report: KID 2019 Core File 21:02 Tuesday, August 31, 2021 1
Means of Continuous Data Elements
Data Summary
Number of Strata 95
Number of Clusters 3998
Number o…
-
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/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…
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/MaskedStats_NIS_2021_Core.PDF
January 01, 2021 - please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
HCUP Summary Statistics Report: NIS 2021 Core File 17:50 Thursday, December 28, 2023 1
Means of Continuous Data Elements
Variable / Label N Minimum Maximum Mean Median Sum
AGE : Age in years at …
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/MaskedStats_NIS_2018_Core.PDF
January 01, 2018 - please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
HCUP Summary Statistics Report: NIS 2018 Core File 15:26 Thursday, October 22, 2020 1
Means of Continuous Data Elements
Variable / Label N N Miss Minimum Maximum Mean Std Dev
AGE : Age in years …
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/MaskedStats_NIS_2019_Core_Weighted_V2.PDF
January 01, 2019 - please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
HCUP Weighted Summary Statistics Report: NIS 2019 Core File 15:08 Friday, December 2, 2022 1
Means of Continuous Data Elements
Data Summary
Number of Strata 201
Number of Clusters 4568
Number …
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/MaskedStats_NIS_2020_Core_V2.PDF
January 01, 2020 - please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
HCUP Summary Statistics Report: NIS 2020 Core File 20:35 Thursday, December 1, 2022 1
Means of Continuous Data Elements
Variable / Label N Minimum Maximum Mean Median Sum
AGE : Age in years at a…
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/MaskedStats_NIS_2022_Core.PDF
January 01, 2022 - please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
HCUP Summary Statistics Report: NIS 2022 Core File 19:37 Wednesday, September 25, 2024 1
Means of Continuous Data Elements
Variable / Label N Minimum Maximum Mean Median Sum
AGE : Age in years a…
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/MaskedStats_NIS_2018_Core_Weighted.PDF
January 01, 2018 - please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
HCUP Weighted Summary Statistics Report: NIS 2018 Core File
15:26 Thursday, October 22, 2020 1
Means of Continuous Data Elements
Data Summary
Number of Strata 205
Number of Clusters 4550
Numb…
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_1992_SummaryStats_N10Core2.PDF
January 01, 1992 - please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
HCUP Summary Statistics Report: NIS 1992 - N10Core2 File 1
Means of Conti…
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_1991_SummaryStats_N10Core2.PDF
January 01, 1991 - please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
HCUP Summary Statistics Report: NIS 1991 - N10Core2 File 1
Means of Conti…
-
hcup-us.ahrq.gov/db/nation/nis/tools/stats/NIS_1990_SummaryStats.PDF
January 01, 2023 - please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
please refer to the section on Description of Data Elements.
For more information about the coding of HCUP data elements,
HCUP Summary Statistics Report: NIS 1990 15:52 Tuesday, March 15, 2005 1
…