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41. Enhanced State Data for Analysis and Tracking of Comparative Effectiveness Impact
    hcup-us.ahrq.gov/datainnovations/nw.jsp
    October 01, 2010 - misclassification in these data systems over time and provide measures of the project's success in these mitigating errors … Northwest tribal people, while working to minimize and eventually eliminate racial misclassification errors

42. Exhibit 1.2. Inpatient Hospital Stays and Average Length of Stay
    hcup-us.ahrq.gov/reports/factsandfigures/figures/2005/2005_1_2.jsp
    January 01, 2005 - Number of Inpatient Hospital Stays and Average Length of Stay, 1993-2005 Year Level Standard Errors

43. Exhibit 1.6. Patient Age
    hcup-us.ahrq.gov/reports/factsandfigures/figures/2005/2005_1_6b.jsp
    January 01, 2005 - per 1,000 US Population by Age Group, 2005 Age Group Total Number of Discharges Standard Errors

44. Exhibit 4.1 Costs for the Most Frequent Diagnoses
    hcup-us.ahrq.gov/reports/factsandfigures/figures/2005/2005_4_1B.jsp
    January 01, 2005 - Six of the Most Costly Cardiovascular Conditions,** 1998-2005 Year Costs in Millions Standard Errors

45. Checklist for Working with the KID
    hcup-us.ahrq.gov/db/nation/kid/kidchecklist.jsp
    November 01, 2024 - ⬜ Account for the design of the KID when calculating standard errors. … To learn how to calculate standard errors, view the HCUP Calculating Standard Errors On-line Tutorial

46. Exhibit 2.8. Alcoholism
    hcup-us.ahrq.gov/reports/factsandfigures/figures/2005/2005_2_8a.jsp
    January 01, 2005 - 112,900 36,800 65-84 24,300 17,700 6,600 85+ 800 500 200 Standard Errors

47. Exhibit 2.8. Alcoholism
    hcup-us.ahrq.gov/reports/factsandfigures/figures/2005/2005_2_8c.jsp
    January 01, 2005 - 112,900 36,800 65-84 24,300 17,700 6,600 85+ 800 500 200 Standard Errors

48. Why the KID should not be used to make State-level estimates
    hcup-us.ahrq.gov/db/nation/kid/kid_statelevelestimates.jsp
    February 01, 2022 - the KID was not designed to be representative at the State level, design-based estimates of standard errors

49. Exhibit 3.4. Cardiovascular Procedures
    hcup-us.ahrq.gov/reports/factsandfigures/figures/2005/2005_3_4.jsp
    January 01, 2005 - 790,600 127,900 36,900 2005 278,400 799,500 123,000 36,200 Standard Errors

50. Exhibit 5.1. Uninsured Inpatient Hospital Stays: Admission Source and Discharge Status
    hcup-us.ahrq.gov/reports/factsandfigures/figures/2005/2005_5_1B.jsp
    January 01, 2005 - medical advice 333.4 67.1 265.9 In-hospital death 818.8 28.9 788.8 Standard errors

51. Checklist for Working with the NIS
    hcup-us.ahrq.gov/db/nation/nis/nischecklist.jsp
    November 01, 2024 - ⬜ Account for the design of the NIS when calculating standard errors. … To learn how to calculate standard errors, view the HCUP Calculating Standard Errors On-line Tutorial

52. Exhibit 2.11. Influenza
    hcup-us.ahrq.gov/reports/factsandfigures/figures/2005/2005_2_11a.jsp
    January 01, 2005 - 11% Percent 1-64 years 53% 38% Percent 65 years and above 34% 51% Standard Errors

53. Exhibit 2.10. Injuries
    hcup-us.ahrq.gov/reports/factsandfigures/figures/2005/2005_2_10b.jsp
    January 01, 2005 - Injuries, 1997-2005 CCS Principal Diagnosis Category and Name Discharges in Thousands Standard Errors

54. MAINTAIN AND EXPAND (pdf file)
    hcup-us.ahrq.gov/reports/methods/2000NISComparisonReportFinal.pdf
    February 28, 2003 - these sampling differences, statistics calculated from the NIS usually have much smaller standard errors … In addition, the NHDS does not provide valid estimates of standard errors for statistics calculated … The SAS software PROC SURVEYMEANS was used to compute standard errors for the NIS. … A description of the method used for calculating standard errors for the NHDS is given in Appendix C … Valid standard errors for in-hospital mortality rates could only be calculated for nine of the procedure

55. HCUP_methods_series_cover.ai (pdf file)
    hcup-us.ahrq.gov/reports/methods/2006_3.pdf
    January 01, 2006 - the NHDS, and it was not always possible to calculate valid estimates of standard errors from the … The SAS software PROC SURVEYMEANS was used to compute standard errors for the KID and the NIS (refer … A description of the method used to calculate standard errors for the NHDS is provided in Appendix D … KID standard errors were generated for all statistics, including categories with small samples, such … In contrast, NHDS standard errors were often not available because of small sample sizes.

56. Table 2: NIS and NHDS Comparisons by Region, 1999 (pdf file)
    hcup-us.ahrq.gov/reports/methods/1999NISComparisonReportFinal.pdf
    March 08, 2002 - region, the NIS provides a large enough sample size to yield estimates with much smaller standard errors … As a result of these sampling differences, the NIS can be expected to have much smaller standard errors … The SAS software PROC SURVEYMEANS was used to compute standard errors for the NIS. … A description of the method used for calculating standard errors for the NHDS is given in Appendix A … for a description of comparison tests and an explanation of restrictions on calculating NHDS sample errors

57. 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 - description of the comparison tests and an explanation of restrictions on calculating NHDS standard errors … Standard errors can not be calculated directly from the NHDS data. … The MedPAR is not a sample, so there are no standard errors associated with MedPAR statistics. … This is due to the fact that valid NHDS standard errors for in-hospital mortality could not be calculated … The standard errors were calculated as follows.

58. Exhibit 3.1. Most Frequent All-listed Procedures
    hcup-us.ahrq.gov/reports/factsandfigures/figures/2005/2005_3_1.jsp
    January 01, 2005 - Procedure CCS Condition Category and Name Number of Stays with the Procedure in Thousands Standard Errors

59. Exhibit 2.9. Mental Health
    hcup-us.ahrq.gov/reports/factsandfigures/figures/2005/2005_2_9.jsp
    January 01, 2005 - 31,000 24,500 * 85+ 59,100 300 - 41,000 8,600 4,700 2,700 * Standard Errors

60. Exhibit 3.6. Orthopedic Procedures
    hcup-us.ahrq.gov/reports/factsandfigures/figures/2005/2005_3_6B.jsp
    January 01, 2005 - 80,800 -0.2 142 Partial excision of bone 224,500 208,900 -6.9 Standard Errors