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  1. hcup-us.ahrq.gov/reports/methods/2006_8.pdf
    January 01, 2006 - We calculated the test statistic and (two-sided) p-value: )Prob(*2 2 2 2 1 21 tZp SESE RRt
  2. hcup-us.ahrq.gov/reports/factsandfigures/2009/exhibit1_1.jsp
    January 01, 2009 - Facts and Figures Exhibit 1.1 An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Espanol FAQs Email Updates …
  3. hcup-us.ahrq.gov/reports/factsandfigures/2008/exhibit1_1.jsp
    January 01, 2008 - Facts and Figures Exhibit 1.1 An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Espanol FAQs Email Updates …
  4. hcup-us.ahrq.gov/db/vars/dxccsr_aaannn/nisnote.jsp
    September 01, 2008 - Healthcare Cost and Utilization Project (HCUP) NIS Notes An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Espanol FAQs…
  5. hcup-us.ahrq.gov/db/vars/dxccsr_aaannn/nrdnote.jsp
    August 01, 2015 - Healthcare Cost and Utilization Project (HCUP) NRD Notes An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Espanol FAQs…
  6. hcup-us.ahrq.gov/db/vars/dxccsr_aaannn/kidnote.jsp
    September 01, 2008 - Healthcare Cost and Utilization Project (HCUP) KID Notes An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Espanol FAQs…
  7. hcup-us.ahrq.gov/db/vars/dxccsr_aaannn/nedsnote.jsp
    May 01, 2015 - Healthcare Cost and Utilization Project (HCUP) NEDS Notes An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Espanol FAQ…
  8. hcup-us.ahrq.gov/db/vars/dxccsr_default_dx1/nassnote.jsp
    August 01, 2019 - Healthcare Cost and Utilization Project (HCUP) NASS Notes An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Espanol FAQ…
  9. Slide 1 (pdf file)

    hcup-us.ahrq.gov/datainnovations/ICD10Imp_Romano_NAHDO_October2016.pdf
    October 27, 2016 - (e.g., ATYPE) • WA: POA not reported, treated as “missing” • AHRQ QI software – Version 5 (alpha test
  10. hcup-us.ahrq.gov/pdf/HCUP_Central_Distributor_User_Guide.pdf
    January 01, 2024 - your internet connection speed/bandwidth at a given point in time using a site such Google’s speed test … Differences in outcomes between hospital type • National estimates of hospital readmissions • Online z-test … calculator to test statistical significance of differences between two weighted counts, means, or
  11. hcup-us.ahrq.gov/db/nation/nrd/stats/MaskedStats_NRD_2020_CORE.PDF
    January 01, 2020 - Variance 593.50899 Mode 0.00000 Range 90.00000 Interquartile Range 38.00000 Tests for Location: Mu0=0 Test … Variance 63.73537 Mode 2.000000 Range 365.00000 Interquartile Range 4.00000 Tests for Location: Mu0=0 Test … Variance 1.56702E10 Mode 10460.00 Range 9999900 Interquartile Range 54973 Tests for Location: Mu0=0 Test … Variance 1.01726 Mode 2.207435 Range 25.73179 Interquartile Range 0.73066 Tests for Location: Mu0=0 Test
  12. hcup-us.ahrq.gov/reports/RoboticAmbulatorySurgery.pdf
    October 20, 2021 - . § Chi-square test for difference in the percentage of robotic procedures = P<.05 (reference groups … or peritoneal surface. ‡ Paraesophageal hernia repair and esophagogastric fundoplasty. § Chi-square test … | T-test for difference in charges or payments between robotic and nonrobotic procedures = P<0.05.
  13. hcup-us.ahrq.gov/reports/methods/2008_06.pdf
    January 01, 2008 - We calculated the test statistic and (two-sided) p-value: )Prob(*2 2 2 2 1 21 tZp SESE RRt
  14. hcup-us.ahrq.gov/datainnovations/clinicaldata/MPinepresentation.jsp
    December 01, 2010 - Michael Pine Presentation An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Espanol FAQs Email Updates …
  15. hcup-us.ahrq.gov/reports/statbriefs/sb74.pdf
    June 01, 2009 - Pairwise t-tests were used to test for statistical significance of differences in patient safety (additional … d Reference for p-value test statistics.
  16. hcup-us.ahrq.gov/reports/natstats/93drgb.htm
    September 01, 1997 - Statistics from the HCUP-3 Nationwide Inpatient Sample for 1993: Diagnosis-Related Groups Statistics from the Nationwide Inpatient Sample for 1993 Hospital Inpatient Stays (continued) DRGs— Diagnosis-Related Groups, Total % of total Mean total Version 10 discharges…
  17. hcup-us.ahrq.gov/reports/natstats/94drgb.htm
    September 01, 1997 - HCUP-3 Nationwide Inpatient Sample for 1994: Diagnosis-Related Groups Statistics from the Nationwide Inpatient Sample for 1994 Hospital Inpatient Stays (continued) Diagnosis-related groups Total % of total Mean total DRGs—Version 10 Discharges discharges Mean …
  18. hcup-us.ahrq.gov/reports/statbriefs/sb76.pdf
    July 01, 2009 - Statistical Brief #76: U.S. Hospitalizations Involving Osteoporosis and Injury, 2006 HEALTHCARE COST AND UTILIZATION PROJECT Agency for Healthcare Research and Quality STATISTICAL BRIEF #76 Highlights The rate of hospitalizations that involved an injury likely due to osteoporosis inc…
  19. hcup-us.ahrq.gov/reports/statbriefs/sb166.pdf
    August 01, 2013 - Overview of Hospital Stays in the United States, 2011 1 November 2013 Overview of Hospital Stays in the United States, 2011 Anne Pfuntner, Lauren M. Wier, M.P.H., and Anne Elixhauser, Ph.D. Introduction The Agency for Healthcare Research and Quality has provided an annual overview of nat…
  20. hcup-us.ahrq.gov/db/nation/nrd/stats/NRD_2014_MaskedStats_Core.PDF
    January 01, 2014 - Variance 612.62796 Mode 0.00000 Range 90.00000 Interquartile Range 40.00000 Tests for Location: Mu0=0 Test … Variance 54.91315 Mode 2.000000 Range 365.00000 Interquartile Range 3.00000 Tests for Location: Mu0=0 Test … Variance 6506797289 Mode 5207.00 Range 4999900 Interquartile Range 37973 Tests for Location: Mu0=0 Test … Variance 2.53038 Mode 2.059088 Range 34.63072 Interquartile Range 0.84294 Tests for Location: Mu0=0 Test

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