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Showing results for "samples".

21. Data Acquisition & Transmission (pdf file)
    hcup-us.ahrq.gov/datainnovations/clinicalcontentenhancementtoolkit/mn4.pdf
    January 01, 2019 - and assistance as needed 11 Transmission & Analysis of Lab Data • Hospitals will submit a test samples

22. HCUP Nationwide Inpatient Sample Design Report 2005
    hcup-us.ahrq.gov/db/nation/nis/reports/NIS_2005_Design_Report.jsp
    January 01, 2005 - stratum have an equal probability of selection, regardless of whether they had appeared in prior NIS samples … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … This deviates from the procedure used for earlier samples, prior to data year 1998, which maximized the … The two samples could be combined to form a single, generalizable 20% subsample of discharges. … This deviates from the procedure used for earlier samples, which maximized the longitudinal component

23. Nis 1998 Design Report (pdf file)
    hcup-us.ahrq.gov/db/nation/nis/reports/NIS_1998_Design_Report.pdf
    January 01, 1998 - The two samples can be combined to form a single, generalizable 20 percent subsample of discharges. … an equal probability of selection for the sample, regardless of whether they had been in prior NIS samples … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … Zero-Weight Hospitals Beginning in 1993, the NIS samples contain no zero-weight hospitals. … NIS Hospital Samples Regular Sample Total Sample Year Number of Hospitals Number of Discharges

24. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
    hcup-us.ahrq.gov/db/nation/nis/reports/NIS_2000_Design_Report.pdf
    January 01, 2000 - an equal probability of selection for the sample, regardless of whether they had been in prior NIS samples … This deviates from the procedure used for earlier samples, prior to data year 1998, which maximized … The two samples can be combined to form a single, generalizable 20 percent subsample of discharges. … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … For a description of zero-weight hospitals in the 1988-1992 samples, see the special report: Design

25. HCUP Nationwide Inpatient Sample Design Report 2000
    hcup-us.ahrq.gov/db/nation/nis/reports/NIS_2000_Design_Report.jsp
    January 01, 2000 - an equal probability of selection for the sample, regardless of whether they had been in prior NIS samples … This deviates from the procedure used for earlier samples, prior to data year 1998, which maximized the … The two samples can be combined to form a single, generalizable 20 percent subsample of discharges. … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … For a description of zero-weight hospitals in the 1988-1992 samples, see the special report: Design

26. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
    hcup-us.ahrq.gov/db/nation/nis/reports/NIS_2005_Design_Report.pdf
    January 01, 2005 - This deviates from the procedure used for earlier samples, which maximized the longitudinal component … This deviates from the procedure used for earlier samples, prior to data year 1998, which maximized … The two samples could be combined to form a single, generalizable 20% subsample of discharges. … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … For a description of zero-weight hospitals in the 1988-1992 samples, refer to the special report: Design

27. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
    hcup-us.ahrq.gov/db/nation/nis/reports/NIS_2002_Design_Report.pdf
    January 01, 2002 - This deviates from the procedure used for earlier samples, which maximized the longitudinal component … This deviates from the procedure used for earlier samples, prior to data year 1998, which maximized … The two samples can be combined to form a single, generalizable 20% subsample of discharges. … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … For a description of zero-weight hospitals in the 1988-1992 samples, see the special report: Design

28. HEALTHCARE COST AND UTILIZATION PROJECT — HCUP (pdf file)
    hcup-us.ahrq.gov/db/nation/nis/reports/NIS_2001_Design_Report.pdf
    January 01, 2001 - This deviates from the procedure used for earlier samples, which maximized the longitudinal component … This deviates from the procedure used for earlier samples, prior to data year 1998, which maximized … The two samples can be combined to form a single, generalizable 20% subsample of discharges. … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … For a description of zero-weight hospitals in the 1988-1992 samples, see the special report: Design

29. Microsoft Word - NIS_1999_Design_Report.doc (pdf file)
    hcup-us.ahrq.gov/db/nation/nis/reports/NIS_1999_Design_Report.pdf
    January 01, 1999 - The two samples can be combined to form a single, generalizable 20 percent subsample of discharges. … an equal probability of selection for the sample, regardless of whether they had been in prior NIS samples … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … Zero-Weight Hospitals Beginning with the 1993 NIS, the NIS samples no longer contain no zero-weight … For a description of zero-weight hospitals in the 1998-1992 samples, see the report: Design of the HCUP

30. HCUP Nationwide Inpatient Sample Design Report 1998
    hcup-us.ahrq.gov/db/nation/nis/reports/NIS_1998_Design_Report.jsp
    January 01, 1998 - The two samples can be combined to form a single, generalizable 20 percent subsample of discharges. … an equal probability of selection for the sample, regardless of whether they had been in prior NIS samples … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … Zero-Weight Hospitals Beginning in 1993, the NIS samples contain no zero-weight hospitals. … NIS Hospital Samples Regular Sample Total Sample Year Number of Hospitals Number of

31. Microsoft Word - Deliverable #94.10 - Final 2001 NIS Comparison Report 10-2. (pdf file)
    hcup-us.ahrq.gov/reports/methods/NIS_Comparison_Report_2001.pdf
    January 01, 2001 - Both the NIS and NHDS are samples, and statistics derived from them are estimates. … The report cautions that estimates cannot be expected to be identical when two different samples are … Considering all of these possible reasons for encountering significant differences among the samples … The NIS and NHDS samples closely agree across most age groups, gender, and payer categories. … The racial composition of the two samples differed greatly.

32. HCUP Nationwide Inpatient Sample Design Report 1999
    hcup-us.ahrq.gov/db/nation/nis/reports/NIS_1999_Design_Report.jsp
    January 01, 1999 - The two samples can be combined to form a single, generalizable 20 percent subsample of discharges. … an equal probability of selection for the sample, regardless of whether they had been in prior NIS samples … This deviates from the procedure used for earlier samples, which maximized the longitudinal component … Zero-Weight Hospitals Beginning with the 1993 NIS, the NIS samples no longer contain no zero-weight … For a description of zero-weight hospitals in the 1998-1992 samples, see the report: Design of the HCUP

33. 2001 HCUP Nationwide Inpatient Sample (NIS) Comparison Report
    hcup-us.ahrq.gov/db/nation/nis/reports/2001niscomparisonrpt.jsp
    November 01, 2015 - Both the NIS and NHDS are samples, and statistics derived from them are estimates. … The report cautions that estimates cannot be expected to be identical when two different samples are … RESULTS Estimates from different samples will not be identical because of sampling variation. … The NIS and NHDS samples closely agree across most age groups, sex, and payer categories. … The racial composition of the two samples differed greatly.

34. MAINTAIN AND EXPAND (pdf file)
    hcup-us.ahrq.gov/reports/methods/2000NISComparisonReportFinal.pdf
    February 28, 2003 - Both the NIS and NDHDS are samples, and statistics derived from them are estimates. … The report cautions that estimates cannot be expected to be identical when two different samples are … Considering all of these possible reasons for encountering significant differences among the samples … Nearly all of the average length of stay estimates were consistent between the two samples. … The racial make-up of the two samples is very different.

35. Microsoft Word - CaseforPOAIndicator_final_060806 _2_.doc (pdf file)
    hcup-us.ahrq.gov/reports/methods/2006_9.pdf
    January 01, 2006 - Both the NIS and NHDS are samples, and statistics derived from them are estimates. … The report cautions that estimates cannot be expected to be identical when two different samples are … These include: • Random variation between the two samples • Differences in sampling strategies … Because the NIS and NHDS estimates were both based on samples, two-sample t-tests were performed whenever … The NIS and NHDS samples aligned closely across most age groups, gender, and payer categories.

36. 2002 HCUP Nationwide Inpatient Sample (NIS) Comparison Report
    hcup-us.ahrq.gov/db/nation/nis/reports/2002niscomparisonrpt.jsp
    June 01, 2016 - Both the NIS and NHDS are samples, and statistics derived from them are estimates. … The report cautions that estimates cannot be expected to be identical when two different samples are … These include: Random variation between the two samples Differences in sampling strategies … tests conducted Considering all of these possible reasons for significant differences among the samples … The NIS and NHDS samples aligned closely across most age groups, sex, and payer categories.

37. 2003 HCUP Nationwide Inpatient Sample (NIS) Comparison Report
    hcup-us.ahrq.gov/db/nation/nis/reports/2003niscomparisonrpt.jsp
    May 01, 2016 - Both the NIS and NHDS are samples, and statistics derived from them are estimates. … The report cautions that estimates cannot be expected to be identical when two different samples are … These include: Random variation between the two samples Differences in sampling strategies … Major Findings Considering all of these possible reasons for significant differences among the samples … The NIS and NHDS samples aligned closely across most age groups, sex, and payer categories.

38. 2014-04 (pdf file)
    hcup-us.ahrq.gov/reports/methods/2014-04.pdf
    January 01, 2014 - discharges from a sample of approximately 1,000 hospitals, whereas the proposed systematic design samples … For each bootstrap population we drew samples according to each of the two designs and we estimated … ) that remained fixed over the 500 samples. … By design, all samples were weighted so that the sum of the weights equaled the national population … Therefore, at the census division level, samples under the SYS design will always estimate the same

39. Nisredesignfinalreport040914 (pdf file)
    hcup-us.ahrq.gov/db/nation/nis/reports/NISRedesignFinalReport040914.pdf
    June 11, 2014 - discharges from a sample of approximately 1,000 hospitals, whereas the proposed systematic design samples … For each bootstrap population we drew samples according to each of the two designs and we estimated … ) that remained fixed over the 500 samples. … By design, all samples were weighted so that the sum of the weights equaled the national population … Therefore, at the census division level, samples under the SYS design will always estimate the same

40. HCUP Nationwide Inpatient Sample Redesign Final Report
    hcup-us.ahrq.gov/db/nation/nis/reports/NIS_2012_Redesign_report.jsp
    January 01, 2012 - of discharges from a sample of approximately 1,000 hospitals, whereas the proposed systematic design samples … 0.58 0.57 0.55 Hospital Mortality 0.57 0.55 0.55 0.51 Based on 500 Simulated Samples … ) that remained fixed over the 500 samples. … By design, all samples were weighted so that the sum of the weights equaled the national population of … of discharges in the universe, but samples under the original NIS design will estimate different numbers