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381. Neds 2018 Core Maskedstats Weighted (pdf file)
     hcup-us.ahrq.gov/db/nation/neds/stats/NEDS_2018_Core_MaskedStats_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: NEDS 2018 Core File Means of Continuous Data Elements Data Summary Number of Strata 133 Number of Clusters 990 Number of Observations 35,807,950 Sum o…

382. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
     hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2015.pdf
     January 01, 2015 - Archive Utility) will produce an error message warning of incorrect password and/or file or folder errors … • The Calculating Standard Errors tutorial shows how to accurately determine the precision of … Users will learn two methods for calculating standard errors for estimates produced from the HCUP national … • In addition to these subroutines, standard errors can be estimated by validation and cross- validation … Standard errors and confidence intervals can then be calculated from the validation data.

383. NIS Database Documentation - Corrections
     hcup-us.ahrq.gov/db/nation/nis/corrections_2011.jsp
     January 01, 2011 - NIS Database Documentation - Corrections An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Espanol FAQs Email Upda…

384. HCUP Nationwide Data Use Agreement (pdf file)
     hcup-us.ahrq.gov/team/NationwideDUA.pdf
     September 13, 2023 - AHRQ only for the purpose of enforcement of this Agreement and for notification in the event data errors

385. HCUP State Data Use Agreement (pdf file)
     hcup-us.ahrq.gov/team/StateDUA.pdf
     September 13, 2023 - AHRQ only for the purpose of enforcement of this Agreement and for notification in the event data errors

386. THE HCUP NATIONWIDE EMERGENCY DEPARTMENT SAMPLE (NEDS), 2009
     hcup-us.ahrq.gov/db/nation/neds/NEDS_Introduction_2009.jsp
     January 01, 2009 - The Calculating Standard Errors tutorial shows how to accurately determine the precision of the estimates … Users will learn two methods for calculating standard errors for estimates produced from the HCUP nationwide … Because the NEDS is a stratified sample, proper statistical techniques must be used to calculate standard errors … In addition to these subroutines, standard errors can be estimated by validation and cross-validation … Standard errors and confidence intervals then can be calculated from the validation data.

387. Intro to HCUP NEDS Database (pdf file)
     hcup-us.ahrq.gov/db/nation/neds/NEDS2017Introduction.pdf
     December 01, 2019 - HCUP (12/11/19) 2017 NEDS Introduction 14 warning of incorrect password and/or file or folder errors … • The Calculating Standard Errors tutorial shows how to accurately determine the precision of the … the NEDS is a stratified sample, proper statistical techniques must be used to calculate standard errors … In addition to these subroutines, standard errors can be estimated by validation and cross- validation … Standard errors and confidence intervals then can be calculated from the validation data.

388. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
     hcup-us.ahrq.gov/db/nation/neds/NEDS2019Introduction.pdf
     September 01, 2021 - Archive Utility) will produce an error message warning of incorrect password and/or file or folder errors … • The Calculating Standard Errors tutorial shows how to accurately determine the precision of the … the NEDS is a stratified sample, proper statistical techniques must be used to calculate standard errors … In addition to these subroutines, standard errors can be estimated by validation and cross- validation … Standard errors and confidence intervals then can be calculated from the validation data.

389. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
     hcup-us.ahrq.gov/db/nation/neds/NEDS2018Introduction.pdf
     November 01, 2020 - Archive Utility) will produce an error message warning of incorrect password and/or file or folder errors … • The Calculating Standard Errors tutorial shows how to accurately determine the precision of the … the NEDS is a stratified sample, proper statistical techniques must be used to calculate standard errors … In addition to these subroutines, standard errors can be estimated by validation and cross- validation … Standard errors and confidence intervals then can be calculated from the validation data.

390. THE HCUP NATIONWIDE EMERGENCY DEPARTMENT SAMPLE (NEDS), 2019
     hcup-us.ahrq.gov/db/nation/neds/NEDS_Introduction_2019.jsp
     January 01, 2019 - (Archive Utility) will produce an error message warning of incorrect password and/or file or folder errors … The Calculating Standard Errors tutorial shows how to accurately determine the precision of the estimates … Users will learn two methods for calculating standard errors for estimates produced from the HCUP nationwide … In addition to these subroutines, standard errors can be estimated by validation and cross-validation … Standard errors and confidence intervals then can be calculated from the validation data.

391. HCUP-US Central Distributor SPSS Load Programs
     hcup-us.ahrq.gov/spssload/spssload_search.jsp
     April 01, 2025 - HCUP-US Central Distributor SPSS Load Programs An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Espanol FAQs Emai…

392. Methods Applying AHRQ Quality Indicators to Healthcare Cost and Utilization Project (HCUP) Data for the 2024 National Healthcare Quality and Disparities Report (NHQDR) (pdf file)
     hcup-us.ahrq.gov/reports/methods/MS2024-01-NHQDRMethodsReport.pdf
     November 25, 2024 - • The AHRQ QI software was designed to produce standard errors for unweighted data. … • Standard Errors and Hypothesis Tests. … Standard errors were calculated for the NHQDR as described in the HCUP report entitled Inferences with … We do not employ finite population correction factors in estimating standard errors. … Let SE1 and SE2 be the corresponding standard errors for the two rates.

393. Newsletter Winter 2018
     hcup-us.ahrq.gov/news/newsletters/newsltrQ4_2018.html
     January 01, 2018 - Understand how the sample designs can influence which database is best for your research Avoid common errors

394. Matching Patients across Institutions without Definitive Patient Identifiers
     hcup-us.ahrq.gov/datainnovations/clinicalcontentenhancementtoolkit/mn22.jsp
     September 01, 2014 - single unique identification number was found to be insufficient due to missing values and typographical errors

395. MAINTAIN AND EXPAND (pdf file)
     hcup-us.ahrq.gov/db/nation/nis/reports/Changes_in_NIS_Design_1998.pdf
     January 01, 1998 - However, MedPAR and NHDS estimates also have reporting or sampling errors associated with them. … Version 8, have been developed that specifically calculate finite sample statistics and their standard errors … Point estimates, associated standard errors, confidence intervals, and design effects for the full population … estimates of means, totals, proportions, percentages, geometric means, quantiles, and their standard errors … • RATIO: Computes estimates and standard errors of generalized ratios of the form (Summation y)

396. Neds 2020 Core Maskedstats (pdf file)
     hcup-us.ahrq.gov/db/nation/neds/stats/NEDS_2020_Core_MaskedStats.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: NEDS 2020 Core File Means of Continuous Data Elements Variable / Label N N Miss Min Max Mean Std Dev AGE : Age in years at admission 28,036,349 685 0.00 90.00 43…

397. Neds 2019 Core Maskedstats (pdf file)
     hcup-us.ahrq.gov/db/nation/neds/stats/NEDS_2019_Core_MaskedStats.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: NEDS 2019 Core File Means of Continuous Data Elements Variable / Label N N Miss Min Max Mean Std Dev AGE : Age in years at admission 33,145,373 1,878 0.00 90.00 4…

398. Hcupsummarytrendtables Methods (xls file)
     hcup-us.ahrq.gov/reports/trendtables/HCUPSummaryTrendTables_Methods.xlsx
     December 01, 2022 - HCUP HCUP Summary Trend Tables (Dated December 2022) Source: Agency for Healthcare Research and Quality (AHRQ), Healthcare Cost and Utilization Project (HCUP), State Inpatient Databases (SID), State Emergency Department Databases (SEDD), National Inpatient Sample (NIS), and Nationwide Emergency Department Sample (NED…

399. Neds 2015 Core Maskedstats (pdf file)
     hcup-us.ahrq.gov/db/nation/neds/stats/NEDS_2015_Core_MaskedStats.PDF
     January 01, 2015 - please refer to the section on Description of Data Elements. For more information about the coding of HCUP data elements, HCUP Summary Statistics Report: NEDS 2015 Core File Means of Continuous Data Elements please refer to the section on Description of Data Elements. For more information about the coding of HCUP da…

400. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
     hcup-us.ahrq.gov/db/nation/neds/IntroductionNEDS2012_updatedJan2019.pdf
     February 01, 2012 - • The Calculating Standard Errors tutorial shows how to accurately determine the precision of … Users will learn two methods for calculating standard errors for estimates produced from the HCUP nationwide … the NEDS is a stratified sample, proper statistical techniques must be used to calculate standard errors … statistical analysis programs have been developed to specifically calculate statistics and their standard errors … Standard errors and confidence intervals then can be calculated from the validation data.