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241. Trends in Hospital Readmissions for Four High-Volume Conditions, 2009-2013 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb196-Readmissions-Trends-High-Volume-Conditions.pdf
     December 01, 2014 - , 2013 Nationwide Readmissions Database (NRD), and weighted national estimates from a readmissions analysis … The SID were used to create readmissions analysis files consistent with the design of the 2013 NRD and … Admissions were disqualified from the analysis as initial admissions if they could not be followed for … Department of Commerce, Bureau of Economic Analysis (BEA), with 2013 as the index base.13 That is, … Bureau of Economic Analysis.

242. Introduction to the HCUP National Inpatient Sample (NIS) 2021 (pdf file)
     hcup-us.ahrq.gov/db/nation/nis/NISIntroduction2021.pdf
     February 01, 2024 - hospital volume analysis) can no longer be performed. … The NIS is available yearly, beginning with 1988, allowing analysis of trends over time. … For trends analysis using NIS data 2011 and earlier, revised weights should be used to make estimates … Choosing Data Elements for Analysis • For all data elements you plan to use in your analysis, first … (For trends analysis using NIS data 2011 and earlier, see the next section of this report regarding

243. Introduction to the NIS (pdf file)
     hcup-us.ahrq.gov/db/nation/nis/NISIntroduction2022.pdf
     November 01, 2024 - hospital volume analysis) can no longer be performed. … The NIS is available yearly, beginning with 1988, allowing analysis of trends over time. … For trends analysis using NIS data 2011 and earlier, revised weights should be used to make estimates … Choosing Data Elements for Analysis • For all data elements you plan to use in your analysis, first … • The NIS is available yearly, beginning with 1988, allowing analysis of trends over time.

244. Trends in Hysterectomies and Oophorectomies in Hospital Inpatient and Ambulatory Settings, 2005-2013 #214
     hcup-us.ahrq.gov/reports/statbriefs/sb214-Hysterectomy-Oophorectomy-Trends.jsp
     November 01, 2016 - Login Do Your own analysis Explore Expert Research & Limited … The analysis is limited to adult women undergoing a hysterectomy, an oophorectomy, or both in combination … The analysis was limited to hospitals that had at least one hysterectomy or oophorectomy performed in … Unit of analysis The unit of analysis is the hospital discharge (i.e., the hospital stay) for an inpatient … This analysis was restricted to hospital-owned ambulatory surgery.

245. Nedsbrochure 050218 (pdf file)
     hcup-us.ahrq.gov/news/exhibit_booth/NEDSBrochure_050218.pdf
     May 16, 2018 - One of the most distinctive features of the NEDS is its large sample size, which allows for analysis … A statistical software package, such as SAS®, SPSS®, or Stata®, is required for analysis.

246. THE HCUP NATIONWIDE EMERGENCY DEPARTMENT SAMPLE (NEDS), 2019
     hcup-us.ahrq.gov/db/nation/neds/NEDS_Introduction_2019.jsp
     January 01, 2019 - Login Do Your own analysis Explore Expert Research & Limited … One of the most distinctive features of the NEDS is its large sample size, which allows for analysis … (In contrast, other HCUP State databases may support this type of analysis.) … at the hospital-owned ED unit of analysis. … visit as the unit of analysis.

247. THE HCUP NATIONWIDE AMBULATORY SURGERY SAMPLE (NASS) 2017
     hcup-us.ahrq.gov/db/nation/nass/NASS_Introduction_2017.jsp
     January 01, 2017 - Login Do Your own analysis Explore Expert Research & Limited … Will not identify or attempt to identify any individual, including by the use of vulnerability analysis … The selection criteria were developed in multiple stages and through analysis of SASD data from 2015 … It is essential to check all procedure codes used for analysis to ensure that the codes are in effect … In contrast, some HCUP State databases may be used for this type of analysis.

248. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
     hcup-us.ahrq.gov/db/nation/nass/NASS_Introduction_2016.pdf
     January 01, 2016 - ............................................................... 18 4 HOW TO USE THE NASS FOR DATA ANALYSIS … • Important considerations for data analysis are highlighted, and references to further resources … The selection criteria were developed in multiple stages and through analysis of SASD data from 2013 … It is critical to check all ICD-10-CM codes used for analysis to ensure that the codes are in effect … In contrast, some HCUP State databases may be used for this type of analysis.

249. Patient Safety and Adverse Events, 2011 and 2014 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb237-Patient-Safety-Adverse-Events-2011-2014.pdf
     January 01, 2014 - Hospitals were included in the analysis for an individual PSI if there were at least 10 at-risk denominator … Notes: Hospitals were included in the analysis of the adverse patient safety event composite if there … Discharges and hospitals failing any of the POA edits checks were excluded from the analysis. … Excluded for this analysis are long-term care facilities such as long-term acute care, rehabilitation … Unit of analysis The unit of analysis for the calculation of the AHRQ PSI rates is the hospital discharge

250. NRD Overview
     hcup-us.ahrq.gov/nrdoverview.jsp
     February 01, 2025 - Login Do Your own analysis Explore Expert Research & Limited … Key features of the 2022 NRD include: A large sample size, which provides sufficient data for analysis … Reader, 7-Zip© or WinZip®, SecureZIP®, WinZip®, or Stuffit Expander® SAS®, SPSS®, Stata® or similar analysis … produce several versions of a file during data preparation, as well as further multiple versions for analysis

251. NEDS Overview
     hcup-us.ahrq.gov/nedsoverview.jsp
     November 01, 2024 - Login Do Your own analysis Explore Expert Research & Limited … the 2022 NEDS database include: A large sample size, which provides sufficient data for analysis … as 7-Zip©, ZIP Reader, Secure ZIP®, WinZip®, or Stuffit Expander® SAS®, SPSS®, Stata® or similar analysis … produce several versions of a file during data preparation, as well as further multiple versions for analysis

252. Health System Affiliation and Characteristics of Inpatient Stays at Rural and Metropolitan Hospitals, 2016 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb265-System-Affiliation-and-Inpatient-Stays-2016.pdf
     January 01, 2016 - general acute care hospital in the Compendium that linked to a hospital in the SID are included in this analysis … Also excluded for this analysis are long-term care facilities such as rehabilitation, psychiatric, and … in a community general acute care hospital, the discharge record for that stay was included in the analysis … Unit of analysis This Statistical Brief examines units of analysis as the health system, the hospital … Introduction Definitions Service line Unit of analysis Costs and charges Expected payer Admission

253. Newsletter September 2019
     hcup-us.ahrq.gov/news/newsletters/newsltrQ3_2019.jsp
     January 01, 2019 - , and we came across the HCUP Nationwide Readmissions Database (NRD) as a possible resource for our analysis … The index event is the starting point for any analysis that examines repeat hospital visits and typically … There is no data element for index events on the NRD because index events are specific to each analysis … following are some of the resources available on the HCUP-US website for researchers using the NRD in their analysis

254. Newsletter Fall 2016
     hcup-us.ahrq.gov/news/newsletters/newsltrQ3_2016.html
     January 01, 2016 - Revisit rates and associated costs after an emergency department encounter: a multistate analysis. … of the National (Nationwide) Inpatient Sample (NIS), and I am interested in conducting a multi-year analysis … In order to facilitate analysis of trends using multiple years of NIS data, AHRQ developed new discharge … 2012 NIS, and they are designed to be used instead of the original NIS discharge weights for trend analysis … earlier, use TRENDWT in place of the DISCWT on the CORE File to create national estimates for trends analysis

255. HCUPanalysisCdiff2022 (pdf file)
     hcup-us.ahrq.gov/reports/ataglance/HCUPanalysisCdiff2022.pdf
     December 08, 2022 - Healthcare Cost and Utilization Project (HCUP), State Inpatient Databases (SID) nationally weighted analysis … Healthcare Cost and Utilization Project (HCUP), State Inpatient Databases (SID) nationally weighted analysis … The analysis was limited to SID that included data elements indicating whether the principal and secondary … Discharges and hospitals failing any of the above edit checks were excluded from the analysis. … Number of HCUP State Inpatient Databases (SID) Used Each Year to Create the Nationally Weighted Analysis

256. HCUP Facts and Figures 2008: Statistics on Hospital-Based Care in the United States
     hcup-us.ahrq.gov/reports/factsandfigures/2008/sources_methods.jsp
     January 01, 2008 - Login Do Your own analysis Explore Expert Research & Limited … INFO ACKNOWLEDGMENTS CITATION FACTS & FIGURES 2008 PDF SOURCES AND METHODS Unit of Analysis … The unit of analysis is the hospital stay rather than the patient. … CCS codes are used extensively in this report to define groups of diagnoses and procedures for analysis

257. SID File Composition - Nevada
     hcup-us.ahrq.gov/db/state/siddist/siddist_filecompnv.jsp
     August 01, 2006 - Login Do Your own analysis Explore Expert Research & Limited … discharge files received from the University of Nevada, Las Vegas (UNLV), Center for Health Information Analysis

258. Slide 1 (pdf file)
     hcup-us.ahrq.gov/datainnovations/clinicaldata/OverviewAHRQSupportedAddingClinicalDataPilots09.pdf
     November 18, 2009 - initiation  Data standards and transmission  Communication – Stakeholders – Hospitals  Data analysis … volunteer hospitals  Identify staffing, time, and funding needed for continuation of collection and analysis

259. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
     hcup-us.ahrq.gov/db/nation/neds/NEDS2020Introduction.pdf
     September 01, 2022 - One of the most distinctive features of the NEDS is its large sample size, which allows for analysis … (In contrast, other HCUP State databases may support this type of analysis. … It is critical to check all ICD-9-CM and/or ICD-10-CM/PCS codes used for analysis to ensure that the … at the hospital-owned ED unit of analysis. … visit as the unit of analysis.

260. Characteristics and Quality of Inpatient Stays at Hospitals Affiliated With Health Systems, 2009-2012 #197
     hcup-us.ahrq.gov/reports/statbriefs/sb197-Characteristics-Quality-Hospitals-Health-Systems.jsp
     December 01, 2015 - Login Do Your own analysis Explore Expert Research & Limited … Independent hospitals are hospitals with no system affiliation We excluded from the analysis hospitals … c We excluded from the analysis hospitals with fewer than 30 discharges per year, with fewer than 4 … This analysis focuses on two subgroups of hospitals in the United States: Centralized system … Unit of analysis The unit of analysis is the hospital discharge (i.e., the hospital stay), not a person