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Total Results: 712 records

Showing results for "design sample size".

281. Surgeries in Hospital-Based Ambulatory Surgery and Hospital Inpatient Settings, 2014 #223
     hcup-us.ahrq.gov/reports/statbriefs/sb223-Ambulatory-Inpatient-Surgeries-2014.jsp
     January 01, 2014 - The redesign incorporates two critical changes: Revisions to the sample design—starting with 2012 … by reducing sampling error: for many estimates, confidence intervals under the new design are about … half the length of confidence intervals under the previous design. … The change in sample design for 2012 necessitates recomputation of prior years NIS data to enable analysis … For a detailed description of HCUP and more information on the design of the National (Nationwide) Inpatient

282. C:\unzipped\Methods Series Reports to Convert\Comparison_Report_NIS6 1997.wpd (pdf file)
     hcup-us.ahrq.gov/reports/methods/Comparison_Report_NIS61997Final.pdf
     August 09, 2000 - sizes. … See Design of the HCUP Nationwide Inpatient Sample, Release 6, for more details on the design of the … size was too small to calculate a valid estimate of standard error … size was too small to calculate a valid estimate of standard error … size was too small to calculate a valid estimate of standard error

283. HCUP Statistical Brief #38: Trends in Hospital Risk-Adjusted Mortality for Select Diagnoses and Procedures, 1994-2004 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb38.pdf
     October 01, 2007 - the clustering of patients within hospitals and the hospital stratification aspects of the sampling design … www.hcup.ahrq.gov/ For More Information For a detailed description of HCUP and more information on the design … Design of the HCUP Nationwide Inpatient Sample, 2004. Online. August 8, 2006. U.S.

284. THE HCUP NATIONWIDE READMISSIONS DATABASE (NRD), 2010-2016
     hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2010-2016.jsp
     January 01, 2016 - Readmission Methodology ICD-9-CM and ICD-10-CM/PCS Diagnosis and Procedure Codes SAMPLING DESIGN … users: The Nationwide Readmissions Database Tutorial provides a description of the NRD database design … Other tutorials about the design or use of other HCUP databases also are available. … We knew from the National Inpatient Sample (NIS) design that the following hospital characteristics explained … Variance estimates must take into account both the sampling design and the form of the statistic.

285. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
     hcup-us.ahrq.gov/db/nation/nrd/Introduction_NRD_2010-2014.pdf
     January 01, 2014 - Methods Series Reports on Readmission Methodology ........................................ 13 SAMPLING DESIGN … Other tutorials about the design or use of other HCUP databases also are available. … SAMPLING DESIGN OF THE NRD The NRD was built to facilitate analyses of both all-cause and condition-specific … We knew from the National Inpatient Sample (NIS) design that the following hospital characteristics … Variance estimates must take into account both the sampling design and the form of the statistic.

286. Opioid-Related Inpatient Stays and Emergency Department Visits by State, 2009-2014 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb219-Opioid-Hospital-Stays-ED-Visits-by-State.pdf
     October 31, 2016 - The redesign incorporates two critical changes: • Revisions to the sample design—starting with 2012 … by reducing sampling error: for many estimates, confidence intervals under the new design are about … half the length of confidence intervals under the previous design. … The change in sample design for 2012 makes it necessary to recalculate prior years' NIS data to enable … For a detailed description of HCUP and more information on the design of the National (Nationwide) Inpatient

287. Overview of Emergency Department Visits Related to Injuries, by Cause of Injury, 2017 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb266-Injuries-Causes-ED-Visits-2017.pdf
     January 01, 2017 - Because of the large sample size of the NEDS data, small differences can be statistically significant … The unweighted sample size for the 2017 NEDS is 33,506,645 (weighted, this represents 144,814,803 ED … For a detailed description of HCUP and more information on the design of the Nationwide Emergency Department

288. Statistical Brief #5
     hcup-us.ahrq.gov/reports/statbriefs/sb5.jsp
     May 01, 2006 - References For a detailed description of HCUP and more information on the design of the NIS and methods … Effective Clinical Practice 5(3):143—51, 2002 Design of the HCUP Nationwide Inpatient Sample, 2003

289. Statistical Brief #4
     hcup-us.ahrq.gov/reports/statbriefs/sb4.jsp
     May 01, 2006 - References For a detailed description of HCUP and more information on the design of the NIS and methods … Effective Clinical Practice 5(3):143–51, 2002 Design of the HCUP Nationwide Inpatient Sample, 2003

290. Sb8 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb8.pdf
     May 01, 2006 - References For a detailed description of HCUP and more information on the design of the NIS and methods … Effective Clinical Practice 5(3):143–51, 2002 4 Design of the HCUP Nationwide Inpatient Sample

291. Statistical Brief #3
     hcup-us.ahrq.gov/reports/statbriefs/sb3.jsp
     April 01, 2006 - References For a detailed description of HCUP and more information on the design of the NIS and methods … Effective Clinical Practice 5(3):143–51, 2002 Design of the HCUP Nationwide Inpatient Sample, 2003

292. Statistical Brief #74: Potentially Avoidable Injuries to Mothers and Newborns During Childbirth, 2006 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb74.pdf
     June 01, 2009 - the clustering of patients within hospitals and the hospital stratification aspects of the sampling design

293. Overview of Hospital Stays Among Children and Adolescents, 2019 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb299-Hospital-Stays-Children-2019.pdf
     January 01, 2019 - Because of the large sample size of the NIS and SID data, small differences can be statistically significant … The unweighted sample size for the 2019 NIS is 7,083,805 (weighted, this represents 35,419,023 inpatient … For a detailed description of HCUP and more information on the design of the National Inpatient Sample

294. Opioid-Related Inpatient Stays and Emergency Department Visits by State, 2009-2014 #219
     hcup-us.ahrq.gov/reports/statbriefs/sb219-Opioid-Hospital-Stays-ED-Visits-by-State.jsp
     October 31, 2016 - The redesign incorporates two critical changes: Revisions to the sample design—starting … by reducing sampling error: for many estimates, confidence intervals under the new design are about … half the length of confidence intervals under the previous design. … The change in sample design for 2012 makes it necessary to recalculate prior years' NIS data to enable … For a detailed description of HCUP and more information on the design of the National (Nationwide) Inpatient

295. HCUP Statistical Brief #31: Childbirth-Related Hospitalizations among Adolescent Girls, 2004 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb31.pdf
     May 01, 2007 - For More Information For a detailed description of HCUP and more information on the design of the … Design of the HCUP Nationwide Inpatient Sample, 2004. Online. August 8, 2006. U.S.

296. Acute Renal Failure Hospitalizations, 2005-2014 #231
     hcup-us.ahrq.gov/reports/statbriefs/sb231-Acute-Renal-Failure-Hospitalizations.jsp
     November 01, 2017 - The redesign incorporates two critical changes: Revisions to the sample design—starting … by reducing sampling error: for many estimates, confidence intervals under the new design are about … half the length of confidence intervals under the previous design. … The change in sample design for 2012 necessitates recomputation of prior years' NIS data to enable analyses … For a detailed description of HCUP and more information on the design of the National (Nationwide) Inpatient

297. Maskedstats Nrd 2019 Hospital V2 (pdf file)
     hcup-us.ahrq.gov/db/nation/nrd/stats/MaskedStats_NRD_2019_Hospital_V2.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: NRD 2019 Hospital File 22:11 Wednesday, November 30, 2022 1 Means of Continuous Data Elements Variable / Label N N Miss Minimum Maximum Mean Median Sum HOSP_BED…

298. Create New Variables from Detailed Charges – Draft Workplan (pdf file)
     hcup-us.ahrq.gov/db/nation/nis/UserGuideNISSupplementalDischarge-LevelFiles20150526.pdf
     May 01, 2015 - data, AHRQ has developed new trend weights for 1993-2011 that adjust for changes in the new 2012 NIS design … NIS trend weights should be used prior to 2012 data to make estimates comparable to the new 2012 NIS design … Both types of files contain the new trend weights that adjust for changes in the new 2012 NIS design … These weights adjust for changes in the 2012 NIS design and are designed to be used instead of the original … NIS trend weights should be used prior to 2012 data to make estimates comparable to the new 2012 NIS design

299. HCUP Statistical Brief #18: Frequency and Costs of Hospital Admissions for Injury, 2004 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb18.pdf
     November 01, 2006 - References For a detailed description of HCUP and more information on the design of the NIS and methods … Clinical Practice 5(3):143–51, 2002. 4 http://www.hcup-us.ahrq.gov/ http://www.hcup.ahrq.gov/ Design

300. HCUP Statistical Brief #12: Hospital Stays for Gastrointestinal Diseases, 2004 (pdf file)
     hcup-us.ahrq.gov/reports/statbriefs/sb12.pdf
     September 01, 2006 - References For a detailed description of HCUP and more information on the design of the NIS and methods … Design of the HCUP Nationwide Inpatient Sample, 2004. Online. August 14, 2006. U.S.