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  1. hcup-us.ahrq.gov/db/nation/neds/NEDS2016Introduction.pdf
    September 01, 2018 - Hospital Weights Hospital weights to the universe were calculated after sampling and by strata. … Discharge Weights Discharge weights to the universe were calculated after sampling and by strata. … Sampling probabilities were calculated to select 20 percent of the universe contained in each stratum … To ensure that weights are used appropriately and estimates and variances are calculated accurately, … Standard errors and confidence intervals then can be calculated from the validation data.
  2. hcup-us.ahrq.gov/db/nation/neds/NEDS2017Introduction.pdf
    December 01, 2019 - Hospital Weights Hospital weights to the universe were calculated after sampling and by strata. … Discharge Weights Discharge weights to the universe were calculated after sampling and by strata. … Sampling probabilities were calculated to select 20 percent of the universe contained in each stratum … To ensure that weights are used appropriately and estimates and variances are calculated accurately, … Standard errors and confidence intervals then can be calculated from the validation data.
  3. hcup-us.ahrq.gov/reports/methods/MS2021-02-HospDist-DataSuppl.xlsx
    December 03, 2021 - Methods for Calculating Patient Travel Distance to Hospital in HCUP Data – Data Supplements Supplement 1 Supplement 1. Distribution of difference (in miles) between geocode methods, by patient region, division, and urban/rural location, 2018 Location geocode comparison Census region Census division Urban/rural locat…
  4. hcup-us.ahrq.gov/db/nation/nis/reports/2004niscomparisonrpt.jsp
    May 01, 2016 - (c) A valid standard error could not be calculated. Table 8. … (c) A valid standard error could not be calculated. Table 10. … (c) A valid standard error could not be calculated. Return to Contents Table 11. … (c) A valid standard error could not be calculated. Table 12. … (c) A valid standard error could not be calculated. Table 13.
  5. hcup-us.ahrq.gov/db/nation/kid/kidchecklist.jsp
    November 01, 2024 - Checklist for Working with the KID An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Espanol FAQs Email Updates …
  6. hcup-us.ahrq.gov/db/vars/age_neonate/nisnote.jsp
    September 01, 2008 - AGE_NEONATE is calculated from age in days (AGEDAY) and should be used in conjunction with AGE.
  7. hcup-us.ahrq.gov/db/nation/neds/stats/FileSpecifications_NEDS_2008_IP.TXT
    January 01, 2008 - discharge date NEDS 2008 IP 8 DRG_NOPOA 3 Num DRG in use on discharge date, calculated
  8. hcup-us.ahrq.gov/db/vars/age_neonate/kidnote.jsp
    September 01, 2008 - AGE_NEONATE is calculated from age in days (AGEDAY) and should be used in conjunction with AGE.
  9. hcup-us.ahrq.gov/db/ccr/ip-ccr/CCR_NIS_UserGuide_2001-2019.pdf
    January 01, 2019 - APICC is missing when there is no cost information in the PPS data or the calculated cost/charge values … For hospitals that were missing accounting reports in the initial files, the APICC was calculated from
  10. hcup-us.ahrq.gov/db/nation/nass/NASS_Introduction_2016.jsp
    January 01, 2016 - approximate 63 percent sample of universe hospitals. 3.5.2 Encounter Weights Encounter weights were calculated … Within stratum s for hospital i, the universe weight for each encounter in the NASS sample was calculated … Standard errors and confidence intervals then can be calculated from the validation data.
  11. hcup-us.ahrq.gov/datainnovations/raceethnicitytoolkit/or19.jsp
    July 01, 2014 - argues for linkage slide 14 Probabilistic Matching Once comparisons are made, a weight is calculated … Based on software-calculated M probability (sensitivity) and U probability (specificity).
  12. hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2017_Core.TXT
    January 01, 2017 - NRD_2017_Core 10 DRG_NoPOA 3 Num DRG in use on discharge date, calculated … NRD_2017_Core 58 MDC_NoPOA 2 Num MDC in use on discharge date, calculated
  13. hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2018_Core.TXT
    January 01, 2018 - NRD_2018_Core 10 DRG_NoPOA 3 Num DRG in use on discharge date, calculated … NRD_2018_Core 58 MDC_NoPOA 2 Num MDC in use on discharge date, calculated
  14. hcup-us.ahrq.gov/db/nation/nrd/stats/FileSpecifications_NRD_2014_Core.TXT
    January 01, 2014 - discharge date NRD 2014 Core 10 DRG_NoPOA 3 Num DRG in use on discharge date, calculated … discharge date NRD 2014 Core 86 MDC_NoPOA 2 Num MDC in use on discharge date, calculated
  15. hcup-us.ahrq.gov/db/nation/nass/NASS_Introduction_2017.jsp
    January 01, 2017 - approximate 63 percent sample of universe hospitals. 3.5.2 Encounter Weights Encounter weights were calculated … Within stratum s for hospital i , the universe weight for each encounter in the NASS sample was calculated … Standard errors and confidence intervals then can be calculated from the validation data.
  16. Section1 (pdf file)

    hcup-us.ahrq.gov/reports/factsandfigures/2007/pdfs/section1.pdf
    January 01, 2007 - ‡ Total aggregate costs in bill ions $222.4 $343.9 Average costs per stay $6,400 $8,700 * Calculated … Costs are calculated from charges using reported cost-to-charge ratios calculated from information
  17. hcup-us.ahrq.gov/tech_assist/data_query/HCUPnet_Readmissions_Methodology.pdf
    November 01, 2012 - Methods Calculating Readmissions for HCUPnet This document provides details on the methods used to calculate readmissions for HCUPnet. The definition of readmissions used for this analysis follows the methods developed for measuring all-payer readmissions for the Partnership for Patients.1 Definition of Readmiss…
  18. hcup-us.ahrq.gov/db/nation/nass/2017_NASS_Introduction.pdf
    January 01, 2017 - approximate 63 percent sample of universe hospitals. 3.5.2 Encounter Weights Encounter weights were calculated … Within stratum s for hospital i, the universe weight for each encounter in the NASS sample was calculated … Standard errors and confidence intervals then can be calculated from the validation data.
  19. hcup-us.ahrq.gov/db/nation/nis/corrections_1993.jsp
    January 01, 1993 - NIS Database Documentation - Corrections 1993 An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Espanol FAQs Email…
  20. hcup-us.ahrq.gov/db/nation/nis/HCUPNISChecklist_PDFVersion.pdf
    November 28, 2017 - Microsoft Word - HCUP NIS Checklist_PDF Version.docx HCUP (11/28/17) 1 Checklist for Working With the NIS The National (Nationwide) Inpatient Sample (NIS) is part of a family of databases and software tools developed for the Healthcare Cost and Utilization Project (HCUP). The number of studies using the…

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