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181. NEDS Database Documentation - Corrections
     hcup-us.ahrq.gov/db/nation/neds/nedscorrections.jsp
     February 01, 2013 - Login Do Your own analysis Explore Expert Research & Limited … However, analysis of pediatric ED services by trauma level could be substantially impacted by this change … However, analysis of pediatric ED services by trauma level could be substantially impacted by this change

182. THE HCUP NATIONWIDE EMERGENCY DEPARTMENT SAMPLE (NEDS), 2020
     hcup-us.ahrq.gov/db/nation/neds/NEDS_Introduction_2020.jsp
     January 01, 2020 - 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.

183. HCUP Calculating Standard Errors - Accessible Version
     hcup-us.ahrq.gov/tech_assist/standarderrors/508/508course_2016.jsp
     January 01, 2016 - Login Do Your own analysis Explore Expert Research & Limited … In particular, I will use the SAS survey sampling and analysis procedures. … These procedures incorporate the complex sample design of the HCUP nationwide databases into the analysis … Return to Contents Verification of Results The results of the example analysis can be verified using … Return to Contents Verification of Results The results of the example analysis can be verified using

184. Create New Variables from Detailed Charges – Draft Workplan (pdf file)
     hcup-us.ahrq.gov/db/nation/nis/UserGuideNISSupplementalDischarge-LevelFiles20150526.pdf
     May 01, 2015 - In order to facilitate analysis of trends using multiple years of NIS data, AHRQ has developed new trend … For trends analysis spanning 2012 and earlier NIS data, the new NIS trend weights should be used prior … The trend weights were developed for trends analysis, but they can be used for all analyses, as is done … For trends analysis spanning 2012 and earlier NIS data, the new NIS trend weights should be used prior … Use TRENDWT for any analysis spanning 2012 and earlier NIS data.

185. HCUP Statistical Brief #10: Racial and Ethnic Disparities in Potentially Preventable Hospitalizations, 2003 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb10.pdf
     July 01, 2006 - from the Healthcare Cost and Utilization Project (HCUP) 2003 State Inpatient Databases disparities analysis … Unit of analysis The unit of analysis is the hospital discharge (i.e., the hospital stay), not a person … The 2003 State Inpatient Databases disparities analysis file was limited to 23 states, and to hospitals … Organization, and Markets, Healthcare Cost and Utilization Project, State Inpatient Databases, disparities analysis … Organization, and Markets, Healthcare Cost and Utilization Project, State Inpatient Databases, disparities analysis

186. HCUP Facts and Figures 2007: Statistics on Hospital-Based Care in the United States
     hcup-us.ahrq.gov/reports/factsandfigures/2007/definitions.jsp
     January 01, 2007 - Login Do Your own analysis Explore Expert Research & Limited … Bureau of Economic Analysis Gross Domestic Product Price Index is used to remove economy-wide inflation … The unit of analysis for HCUP data is the hospital discharge, not a person or patient. … Stays The unit of analysis for HCUP data is the hospital stay (i.e., the hospital discharge), not a

187. Introduction to the KID, 2022 (pdf file)
     hcup-us.ahrq.gov/db/nation/kid/KIDIntroduction2022.pdf
     December 01, 2024 - ...................................................................11 HOW TO USE THE KID FOR DATA ANALYSIS … There is no uniform patient identifier available that allows a patient-level analysis with the KID. … Choosing Data Elements for Analysis • For all data elements you plan to use in your analysis, first … (For trends analysis using 1997 KID data, see the next section of this report regarding trend weights … • To facilitate analysis of trends including the 1997 KID, another set of KID discharge weights

188. MAINTAIN AND EXPAND (pdf file)
     hcup-us.ahrq.gov/reports/methods/2011_01.pdf
     January 01, 2011 - .................................................. 2 Selecting the Hospital Settings for a Revisit Analysis … Topics include considerations in preparing the administrative database for the analysis, defining repeat … Consistency of Person-Specific Identifiers (PIDs) The selected database used for an analysis of repeat … Keeping the records separate, will allow the analysis to consider the initial severity at the first … If the payer of the index event is used, then the analysis might focus on the effect of insurance on

189. RoboticAmbulatorySurgery (pdf file)
     hcup-us.ahrq.gov/reports/RoboticAmbulatorySurgery.pdf
     October 20, 2021 - In a secondary analysis, we explore differences in spending between robotic-assisted and nonrobotic … Robotic cholecystectomy versus conventional laparoscopic cholecystectomy: a meta-analysis. … a cost report and analysis. Surg Endosc. 2016;30(1):267-272. 35. Carey K. … Cost analysis of robotic versus laparoscopic general surgery procedures. … An economic analysis of robotically assisted hysterectomy.

190. INTRODUCTION TO THE HCUP NATIONAL INPATIENT SAMPLE (NIS), 2021
     hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2021.jsp
     January 01, 2021 - Login Do Your own analysis Explore Expert Research & Limited … Data Use Agreement Choosing Data Elements for Analysis Diagnosis-Related Groups Missing Values … The NIS is available yearly, beginning with 1988, allowing analysis of trends over time. … Choosing Data Elements for Analysis For all data elements you plan to use in your analysis, … The NIS is available yearly, beginning with 1988, allowing analysis of trends over time.

191. INTRODUCTION TO THE HCUP NATIONAL INPATIENT SAMPLE (NIS), 2020
     hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2020.jsp
     January 01, 2020 - 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 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 … The NIS is available yearly, beginning with 1988, allowing analysis of trends over time.

192. Adding Clinical Data Project Overview Presentation
     hcup-us.ahrq.gov/datainnovations/clinicaldata/OverviewAHRQSupportedAddingClinicalDataPilots09.jsp
     November 01, 2010 - Login Do Your own analysis Explore Expert Research & Limited … initiation Data standards and transmission Communication Stakeholders Hospitals Data analysis … volunteer hospitals Identify staffing, time, and funding needed for continuation of collection and analysis

193. Characteristics of Emergency Department Visits for Super-Utilizers by Payer, 2014 #221
     hcup-us.ahrq.gov/reports/statbriefs/sb221-Super-Utilizer-ED-Visits-Payer-2014.jsp
     February 01, 2017 - All ED visits for a patient in 2014 are included in the analysis. … All ED visits for a patient in 2014 are included in the analysis. … Only patients aged 1 year and older were included in the analysis. … Unit of analysis The unit of analysis is the emergency department (ED) encounter, not a person or patient … The analysis considered all ED visits in the year.

194. Trends in Hysterectomies and Oophorectomies in Hospital Inpatient and Ambulatory Settings, 2005-2013 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb214-Hysterectomy-Oophorectomy-Trends.pdf
     January 01, 2016 - 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 … The analysis was further limited to ambulatory surgeries performed at facilities owned by community … 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.

195. HCUP-US Methods Series
     hcup-us.ahrq.gov/reports/methods/methods.jsp
     February 01, 2025 - Login Do Your own analysis Explore Expert Research & Limited … Hospital Records (PDF file, 469 KB)   2001 Report #2001-01 Comparative Analysis of the HCUP … Inpatient Sample Release 6 (1997) (PDF file, 340 KB)   1998 Report #1998-01 Comparison Analysis … Inpatient Sample Release 4 (1995) (PDF file, 284 KB)   1997 Report #1997-01 Comparison Analysis … Inpatient Sample Release 2 (1993) (PDF file, 301 KB)   1996 Report #1996-01 Comparison Analysis

196. HCUP Methods Series Calculating National Inpatient Sample (NIS) Variances for Data Years 2012 and Later
     hcup-us.ahrq.gov/reports/methods/2015_09.jsp
     January 01, 2015 - Login Do Your own analysis Explore Expert Research & Limited … Although this report does not cover multivariate statistical procedures such as regression analysis, … some concepts introduced in this report also carry over to those types of analysis. … The data= option requests that the analysis be performed on the file specified. … This was the method used to illustrate the diabetes analysis in this report.

197. 2016-05 (pdf file)
     hcup-us.ahrq.gov/reports/methods/2016-05.pdf
     January 01, 2016 - The analysis included 1.7 million OS records in 2012. … The analysis included 1.1 million OS records in 2012 for select States that have both data elements. … an analysis file to examine OS is the selection of which State databases to use. … The next step is to assemble the analysis file specific to OS records. … It is important to check the distribution of OS_TIME before using it for analysis.

198. 2015 01 (pdf file)
     hcup-us.ahrq.gov/reports/methods/2015_01.pdf
     January 01, 2015 - regression analysis. … regression analysis. … Data Analysis Using Regression and Multilevel/Hierarchical Models. … Applied Survey Data Analysis. London: Chapman and Hall; 2010. Houchens, R. … Stata Data Analysis Statistical Software, Release 12.

199. List of HCUP Data Partners for Reference in Publications
     hcup-us.ahrq.gov/db/hcupdatapartners.jsp
     April 01, 2025 - Login Do Your own analysis Explore Expert Research & Limited … Maryland Health Services Cost Review Commission Massachusetts Center for Health Information and Analysis

200. Motor Vehicle Crash Mortality among Northwest AI/AN.
     hcup-us.ahrq.gov/datainnovations/raceethnicitytoolkit/or31.jsp
     August 01, 2014 - Login Do Your own analysis Explore Expert Research & Limited … given a score indicating likelihood of a match "Grey area" matches reviewed by hand Slide 9 Analysis … Cause of Death defined using ICD-9/10 only underlying COD AI/AN in analysis = AI/AN (any mention … Even with combined data years, small numbers make AI/AN rates unstable Local-level analysis