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hcup-us.ahrq.gov/reports/infographics/289_sud-inpatient-stays.jsp
October 01, 2022 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend
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hcup-us.ahrq.gov/reports/infographics/sb269Infographic-emergency-dept-visits-flu-by-race.jsp
July 01, 2021 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend
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hcup-us.ahrq.gov/reports/infographics/sb269Infographic-ED-visits-flu-age.jsp
July 01, 2021 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend
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hcup-us.ahrq.gov/reports/infographics/sb263_es.jsp
September 01, 2021 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend
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hcup-us.ahrq.gov/db/vars/female/nassnote.jsp
August 01, 2019 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend
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hcup-us.ahrq.gov/db/vars/key_nass/nassnote.jsp
August 01, 2019 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend
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hcup-us.ahrq.gov/db/vars/aweekend/nassnote.jsp
August 01, 2019 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend
-
hcup-us.ahrq.gov/reports/infographics/sb257_mmse.jsp
September 01, 2021 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend
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hcup-us.ahrq.gov/db/nation/kid/kidrelatedreports.jsp
December 01, 2022 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend
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hcup-us.ahrq.gov/db/nation/neds/nedscorrections_2022.jsp
January 01, 2022 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend
-
hcup-us.ahrq.gov/reports/natstats.jsp
December 01, 2005 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend … In addition, trend information on stays, diagnoses, and procedures starting in 1993 is available on HCUPnet
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hcup-us.ahrq.gov/nisoverview.jsp
September 01, 2025 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend … These new discharge trend weights replace the earlier NIS Trend Weights that were developed for the 1988 … programs, under 1993-2011 NIS Trend Weights Files from the NIS Database Documentation page on the
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hcup-us.ahrq.gov/db/nation/nass/nassrefinements2018.jsp
December 21, 2019 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend
-
hcup-us.ahrq.gov/news/exhibit_booth/participationbystate.jsp
April 01, 2022 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend
-
hcup-us.ahrq.gov/reports/admindata.jsp
April 01, 2022 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend
-
hcup-us.ahrq.gov/reports/infographics/SAMSHA_opioids.jsp
January 01, 2022 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend
-
hcup-us.ahrq.gov/db/vars/s_disc_u/nassnote.jsp
August 01, 2019 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend
-
hcup-us.ahrq.gov/db/vars/s_hosp_u/nassnote.jsp
August 01, 2019 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend
-
hcup-us.ahrq.gov/db/vars/total_as_encounters/nassnote.jsp
August 01, 2019 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend
-
hcup-us.ahrq.gov/db/vars/cmr_version/nassnote.jsp
August 01, 2019 - CM
Procedure Classes for ICD-9-CM
Surgery Flags for ICD-9-CM
HCUP Supplemental Files
NIS-Trend … Weights Files
NIS Hospital Ownership Files
NIS 1993-2002 Discharge-Level Supplemental Files
KID-Trend … REQUEST DATA
REPORTS & PUBLICATIONS
Favorites
Statistical Briefs
Summary Trend