U.S. flag

An official website of the Department of Health & Human Services

AHRQ: Agency for Healthcare Research and Quality

Search AHRQ

For an exact phrase match, enclose search terms in double quotes.

Go to Advanced Search
Go to Basic Search

Results

Total Results: 1,770 records

Showing results for "sample".

  1. Kid 1997 Comparison (pdf file)

    hcup-us.ahrq.gov/db/nation/kid/reports/KID_1997_Comparison.pdf
    January 01, 1997 - HCUP KID (01/28/02) 4 Comparative Analysis KID Sample Design The KID is a stratified probability sample … Sample Weights Sample weights were developed for the KID to obtain representative national estimates … sample. … All KID and NIS statistics used sample weights and accounted for the sample design using the SUDAAN microcomputer … The pediatric NHDS is less than 4 percent the size of the KID sample, and as a result the number of sample

  2. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)

    hcup-us.ahrq.gov/db/nation/neds/NEDS2014Introduction.pdf
    December 12, 2016 - universe) ÷ Ns(sample) where Ws(universe) was the ED universe weight, and Ns(universe) and Ns(sample … A larger sample would be cumbersome for data users, given that a 20 percent sample contains about 30 … The HCUP Nationwide Inpatient Sample (NIS) prior to 2012 used stratified sample design similar to the … The HCUP Nationwide Inpatient Sample (NIS) prior to 2012 used stratified sample design similar to the … of EDs HCUP Nationwide Emergency Department Sample (NEDS) Nationwide sample drawn from the HCUP

  3. 2017-02 (pdf file)

    hcup-us.ahrq.gov/reports/methods/2017-02.pdf
    January 01, 2017 - The Nationwide Emergency Department Sample (NEDS) The NEDS is built using a 20 percent stratified sample … Draw a sample of ED visits from all EDs in HCUP data The NEDS includes all ED visits from a sample … The redesigned NIS changed from a sample of hospitals to a sample of discharges. … The redesigned NIS changed from a sample of hospitals to a sample of inpatient discharges. … universe and sample, respectively.

  4. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)

    hcup-us.ahrq.gov/db/nation/nis/2006NIS_INTRODUCTION.pdf
    November 01, 2015 - HCUP Nationwide Inpatient Sample (NIS) ABSTRACT The Nationwide Inpatient Sample (NIS) is part of … Moreover, the NIS is composed of all discharges from a sample of hospitals (a cluster sample). … Final Hospital Sample In Appendix I, we present three figures describing the final hospital sample. … number for the total sample. … and Ns(sample) were the number of community hospitals within stratum s in the universe and sample,

  5. Description of Data Elements (pdf file)

    hcup-us.ahrq.gov/db/nation/nis/DataElements_NIS_2002_Hospital.pdf
    January 01, 2002 - Description of Data Elements Description of Data Elements Nationwide Inpatient Sample … Please refer to the Introduction to the Nationwide Inpatient Sample for specific information on which … to post-stratify hospital................................................ 43 S_DISC_S - Number of sample … in NIS_STRATUM .................................... 47 S_HOSP_S - Number of sample hospitals in STRAT_ST … ............................................. 48 S_HOSP_U - Number of sample hospitals in NIS_STRATUM

  6. Checklist for Working with the NEDS

    hcup-us.ahrq.gov/db/nation/neds/nedschecklist.jsp
    November 01, 2024 - Checklist for Working with the NEDS The Nationwide Emergency Department Sample … For detailed information, review the Introduction to the HCUP Nationwide Emergency Department Sample … To learn more about the NEDS sample design, view the HCUP Sample Design tutorial on the HCUP Online … Review the HCUP Methods Series Report # 2003-02, Calculating Nationwide Inpatient Sample Variances . … Prior to 2012, the NIS used stratified sample design similar to the NEDS, so techniques appropriate for

  7. Healthcare Cost and Utilization Project (HCUP) NASS Notes

    hcup-us.ahrq.gov/db/vars/s_disc_u/nassnote.jsp
    August 01, 2019 - NASS Description of Data Elements   S_DISC_U - Number of discharges in the sample … Uniform Values Variable Description Value Value Description S_DISC_U Number of discharges in the sample … for the stratum 6(n) Number of discharges in the sample for the stratum   Top  

  8. Healthcare Cost and Utilization Project (HCUP) NASS Notes

    hcup-us.ahrq.gov/db/vars/s_hosp_u/nassnote.jsp
    August 01, 2019 - NASS Description of Data Elements   S_HOSP_U - Number of hospitals in the sample … Uniform Values Variable Description Value Value Description S_HOSP_U Number of hospitals in the sample … for the stratum nn Number of hospitals in the sample for the stratum   Top  

  9. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)

    hcup-us.ahrq.gov/db/nation/nis/NIS_2008_INTRODUCTION.pdf
    January 01, 2008 - HCUP Nationwide Inpatient Sample (NIS) ABSTRACT The Nationwide Inpatient Sample (NIS) is part of … Moreover, the NIS is composed of all discharges from a sample of hospitals (a cluster sample). … Final Hospital Sample In Appendix I, we present three figures describing the final hospital sample. … number for the total sample. … and Ns(sample) were the number of community hospitals within stratum s in the universe and sample,

  10. Statistics From the HCUP-3 Nationwide Inpatient Sample for 1993: Principal Diagnoses

    hcup-us.ahrq.gov/reports/natstats/93dcchp.htm
    March 10, 2016 - Statistics From the HCUP-3 Nationwide Inpatient Sample for 1993: Principal Diagnoses Statistics … From the HCUP-3 Nationwide Inpatient Sample for 1993: Principal Diagnoses Overview The Healthcare … The information presented here is based on data from the HCUP-3 Nationwide Inpatient Sample (NIS) Release … 2, which contains all discharge records from a 20-percent sample of U.S. … HCUP-3 Nationwide Inpatient Sample The NIS sample of hospitals is a stratified probability sample of

  11. Statistics From the HCUP-3 Nationwide Inpatient Sample for 1993: Principal Procedures

    hcup-us.ahrq.gov/reports/natstats/93pcchp.htm
    November 01, 1998 - Statistics From the HCUP-3 Nationwide Inpatient Sample for 1993: Principal Procedures Statistics … From the HCUP-3 Nationwide Inpatient Sample for 1993: Principal Procedures Overview The Healthcare … The information presented here is based on data from the HCUP-3 Nationwide Inpatient Sample (NIS) Release … 2, which contains all discharge records from a 20-percent sample of U.S. … HCUP-3 Nationwide Inpatient Sample The NIS sample of hospitals is a stratified probability sample of

  12. 1993-2002 Nationwide Inpatient Sample (NIS) Supplemental Discharge-Level Files - Load Programs

    hcup-us.ahrq.gov/db/nation/nis/nistrends_loadprgms.jsp
    May 01, 2015 - 1993-2002 Nationwide Inpatient Sample (NIS) Supplemental Discharge-Level Files - Load Programs … DATA VISUALIZATIONS DATA QUERY TOOLS 1993-2002 Nationwide Inpatient Sample … 2000 2001 2002   Internet Citation: 1993-2002 Nationwide Inpatient Sample

  13. 1993-2002 Nationwide Inpatient Sample (NIS) Supplemental Discharge-Level Files - File Specifications

    hcup-us.ahrq.gov/db/nation/nis/nistrends_filespecs.jsp
    May 01, 2015 - 1993-2002 Nationwide Inpatient Sample (NIS) Supplemental Discharge-Level Files - File Specifications … DATA VISUALIZATIONS DATA QUERY TOOLS 1993-2002 Nationwide Inpatient Sample … 1999 2000 2001 2002 Internet Citation: 1993-2002 Nationwide Inpatient Sample

  14. Microsoft Word - kid_dde_hospnotes_2000.doc (pdf file)

    hcup-us.ahrq.gov/db/nation/kid/DataElements_KID_Hospital_2000.pdf
    January 01, 2000 - complicated births in KID_STRATUM ............39 S_DISC_U - Number of sample discharges in KID_STRATUM … ..........................40 S_HOSP_U - Number of sample hospitals in KID_STRATUM .................. … in KID_STRATUM 6(n) Number of sample births in KID_STRATUM State Specific Notes None … non- births in KID_STRATUM 6(n) Number of sample pediatric non-births in KID_STRATUM State … in KID_STRATUM 6(n) Number of sample discharges in KID_STRATUM State Specific Notes None

  15. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)

    hcup-us.ahrq.gov/db/nation/nis/NIS_2007_INTRODUCTION.pdf
    January 01, 2007 - HCUP Nationwide Inpatient Sample (NIS) ABSTRACT The Nationwide Inpatient Sample (NIS) is part of … Moreover, the NIS is composed of all discharges from a sample of hospitals (a cluster sample). … Final Hospital Sample In Appendix I, we present three figures describing the final hospital sample. … number for the total sample. … and Ns(sample) were the number of community hospitals within stratum s in the universe and sample,

  16. Table 2: NIS and NHDS Comparisons by Region, 1999 (pdf file)

    hcup-us.ahrq.gov/reports/methods/1999NISComparisonReportFinal.pdf
    March 08, 2002 - of being drawn for the sample in the following year. … Sample or Universe Sample Sample Sampling frame 24 states 50 states and the District of Columbia … A sample of 112 PSUs was selected. … A sample of hospitals was selected within these PSUs. … Sample or Universe Sample Universe Sampling frame 24 states 50 states and the District of Columbia

  17. Healthcare Cost and Utilization Project (HCUP) NIS Notes

    hcup-us.ahrq.gov/db/vars/discwtcharge10/nisnote.jsp
    September 01, 2008 - QUERY TOOLS NIS Description of Data Elements   DISCWTcharge10 - 10% sample …   DISCWTcharge10 is a discharge-level weight that is only available in the 2000 10% NIS Sample … national estimates of total charge in 2000, use DISCWTcharge10 to weight total charge (TOTCHG) in the 10% Sample …   Uniform Values Variable Description Value Value Description DISCWTcharge10 10% sample … weight to discharges in the universe for national estimates of total charge in 2000. nnn.nnnn 10% sample

  18. HCUP-US National Statistics Charts

    hcup-us.ahrq.gov/reports/natstats.jsp
    December 01, 2005 - Hospitals, 1996 Hospital Inpatient Statistics, 1995 Statistics From the HCUP-3 Nationwide Inpatient Sample … for 1994: Diagnosis-Related Groups Statistics From the HCUP-3 Nationwide Inpatient Sample for 1994 … Statistics From the HCUP-3 Nationwide Inpatient Sample for 1993: Diagnosis-Related Groups Statistics … From the HCUP-3 Nationwide Inpatient Sample for 1993: Principal-Diagnosis Statistics From the HCUP … -3 Nationwide Inpatient Sample for 1993: Principal-Procedures Descriptive Statistics by Insurance

  19. Filespecifications Kid 2003 Hospital

    hcup-us.ahrq.gov/db/nation/kid/tools/stats/FileSpecifications_KID_2003_HOSPITAL.TXT
    January 01, 2003 - old or younger KID 2003 HOSPITAL 23 S_BRTH_U 161 166 Num Number of sample … in KID_STRATUM KID 2003 HOSPITAL 24 S_CHLD_U 167 172 Num Number of sample … in KID_STRATUM KID 2003 HOSPITAL 25 S_CMPB_U 173 178 Num Number of sample … in KID_STRATUM KID 2003 HOSPITAL 26 S_DISC_U 179 184 Num Number of sample … in KID_STRATUM KID 2003 HOSPITAL 27 S_HOSP_U 185 188 Num Number of sample

  20. HCUP-US Overview

    hcup-us.ahrq.gov/overview.jsp
    February 01, 2022 - HCUP databases include: The National (Nationwide) Inpatient Sample (NIS) containing data on more … The Kids' Inpatient Database (KID) is a nationwide sample of pediatric inpatient discharges. … Nationwide Ambulatory Surgery Sample (NASS) is a set of ambulatory surgery databases. … The Nationwide Emergency Department Sample (NEDS) is a database that yields national estimates of emergency
SHARE:
Facebook Twitter Print Facebook Share

Similar Terms:

Search the AHRQ Archive

Information and reports more than 5 years old may be found in the AHRQ Archive site.

Search Archive

Search Within A Specific AHRQ Site

You selected to view results for the following site:

View results from all sites