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161. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
     hcup-us.ahrq.gov/db/nation/nis/NIS_2009_INTRODUCTION.pdf
     January 01, 2009 - However, these NIS samples were not designed to yield a representative sample of hospitals at the State … The two samples could be combined to form a single, generalizable 20% subsample of discharges. … an equal probability of selection for the sample, regardless of whether they appeared in prior NIS samples … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … For a description of zero-weight hospitals in the 1988-1992 samples, refer to the special report: Design

162. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
     hcup-us.ahrq.gov/db/nation/nis/NISIntroduction2010.pdf
     November 01, 2015 - However, these NIS samples were not designed to yield a representative sample of hospitals at the State … The two samples could be combined to form a single, generalizable 20% subsample of discharges. … an equal probability of selection for the sample, regardless of whether they appeared in prior NIS samples … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … For a description of zero-weight hospitals in the 1988-1992 samples, refer to the special report: Design

163. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
     hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2011.pdf
     January 01, 2011 - However, these NIS samples were not designed to yield a representative sample of hospitals at the State … The two samples could be combined to form a single, generalizable 20% subsample of discharges. … an equal probability of selection for the sample, regardless of whether they appeared in prior NIS samples … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … For a description of zero-weight hospitals in the 1988-1992 samples, refer to the special report: Design

164. NIS File Specifications
     hcup-us.ahrq.gov/db/nation/nis/nisfilespecs.jsp
     November 01, 2024 - NIS File Specifications An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Espanol FAQs Email Updates …

165. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
     hcup-us.ahrq.gov/db/nation/nis/NISIntroduction2019.pdf
     September 01, 2021 - Analyses of time trends using the HCUP NIS are recommended from 1993 forward because earlier samples … Analyses of time trends using the HCUP NIS are recommended from 1993 forward because earlier samples

166. Clinical Content Enhancement Toolkit
     hcup-us.ahrq.gov/datainnovations/clinicalcontentenhancementtoolkit/data_collection.jsp
     February 01, 2025 - (Developed by the Hawaii grantee) HL7 Drug Order Examples ( PDF file, 163 KB; HTML ) Samples

167. NIS Summary Statistics
     hcup-us.ahrq.gov/db/nation/nis/nissummstats.jsp
     November 01, 2024 - The following links provide summary statistics for the National (Nationwide) Inpatient Sample (NIS). Summary Statistics include means on all numeric variables, frequency distributions, and univariates on continuous variables. Summary statistics are provided by year. Contents: 2022 NIS 2021 NIS 2020…

168. Design of the HCUP KIDS' Inpatient Database (KID), 2003
     hcup-us.ahrq.gov/db/nation/kid/reports/KID_design_rpt_2003.jsp
     January 01, 2003 - Standard formulas for stratified, two-stage cluster samples without replacement may be used to calculate

169. MAINTAIN AND EXPAND (pdf file)
     hcup-us.ahrq.gov/db/nation/kid/reports/KID_2003_Design_Edited_013006.pdf
     January 01, 2003 - Standard formulas for stratified, two-stage cluster samples without replacement may be used to calculate

170. HCUP-US Index Page
     hcup-us.ahrq.gov/tech_assist/index_mno.jsp
     August 01, 2020 - HCUP-US Index Page An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Espanol FAQs Email Updates …

171. Introduction to the KID, 2022 (pdf file)
     hcup-us.ahrq.gov/db/nation/kid/KIDIntroduction2022.pdf
     December 01, 2024 - Standard formulas for stratified, two-stage cluster samples without replacement may be used to calculate

172. HCUP Infographics
     hcup-us.ahrq.gov/reports/infographics.jsp
     October 01, 2022 - HCUP Infographics An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Espanol FAQs Email Updates …

173. Introduction to the NASS, 2022 (pdf file)
     hcup-us.ahrq.gov/db/nation/nass/NASSIntroduction2022.pdf
     December 01, 2024 - Introduction to the NASS, 2022 HEALTHCARE COST AND UTILIZATION PROJECT — HCUP A FEDERAL-STATE-INDUSTRY PARTNERSHIP IN HEALTH DATA Sponsored by the Agency for Healthcare Research and Quality INTRODUCTION TO THE HCUP NATIONWIDE AMBULATORY SURGERY SAMPLE (NASS) 2022 These pages pr…

174. 2017-01 (pdf file)
     hcup-us.ahrq.gov/reports/methods/2017-01.pdf
     January 01, 2017 - superpopulation model, procedures have been developed to draw inferences using weights from complex samples

175. Introduction to the NEDS (pdf file)
     hcup-us.ahrq.gov/db/nation/neds/NEDSIntroduction2022.pdf
     November 01, 2024 - Introduction to the NEDS HEALTHCARE COST AND UTILIZATION PROJECT — HCUP A FEDERAL-STATE-INDUSTRY PARTNERSHIP IN HEALTH DATA Sponsored by the Agency for Healthcare Research and Quality INTRODUCTION TO THE HCUP NATIONWIDE EMERGENCY DEPARTMENT SAMPLE (NEDS) 2022 Please read all documen…

176. INTRODUCTION TO THE HCUP NATIONWIDE AMBULATORY SURGERY SAMPLE (NASS) 2019 (pdf file)
     hcup-us.ahrq.gov/db/nation/nass/2019_NASS_Introduction.pdf
     January 01, 2019 - INTRODUCTION TO THE HCUP NATIONWIDE AMBULATORY SURGERY SAMPLE (NASS) 2019 HEALTHCARE COST AND UTILIZATION PROJECT — HCUP A FEDERAL-STATE-INDUSTRY PARTNERSHIP IN HEALTH DATA Sponsored by the Agency for Healthcare Research and Quality INTRODUCTION TO THE HCUP NATIONWIDE AMBULATORY SURGERY SAMPLE (NASS) 20…

177. THE HCUP NATIONWIDE EMERGENCY DEPARTMENT SAMPLE (NEDS), 2007 (Version 1)
     hcup-us.ahrq.gov/db/nation/neds/NEDS_Introduction_2007.jsp
     January 01, 2007 - THE HCUP NATIONWIDE EMERGENCY DEPARTMENT SAMPLE (NEDS), 2007 (Version 1) An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Es…

178. THE HCUP NATIONWIDE EMERGENCY DEPARTMENT SAMPLE (NEDS), 2006 (Version 1)
     hcup-us.ahrq.gov/db/nation/neds/NEDS_Introduction_2006.jsp
     January 01, 2006 - THE HCUP NATIONWIDE EMERGENCY DEPARTMENT SAMPLE (NEDS), 2006 (Version 1) An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Es…

179. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
     hcup-us.ahrq.gov/db/nation/nass/2020_NASS_Introduction.pdf
     January 01, 2020 - HEALTHCARE COST AND UTILIZATION PROJECT — HCUP HEALTHCARE COST AND UTILIZATION PROJECT — HCUP A FEDERAL-STATE-INDUSTRY PARTNERSHIP IN HEALTH DATA Sponsored by the Agency for Healthcare Research and Quality INTRODUCTION TO THE HCUP NATIONWIDE AMBULATORY SURGERY SAMPLE (NASS) 2020 …

180. MAINTAIN AND EXPAND (pdf file)
     hcup-us.ahrq.gov/db/nation/kid/reports/KID_2000_Design_Report.pdf
     January 01, 2000 - MAINTAIN AND EXPAND HEALTHCARE COST AND UTILIZATION PROJECT Design of the HCUP Kids’ Inpatient Database (KID), 2000 January 29, 2003 TABLE OF CONTENTS EXECUTIVE SUMMARY .....................................................…