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  1. hcup-us.ahrq.gov/db/nation/nis/NISIntroduction2012.pdf
    November 01, 2015 - V-8 Table 2: Impact of Incremental Modifications to the Universe on the Margin of Error for Sample …  The self-weighting design of the new NIS reduces the margin of error for estimates and delivers … For national-level estimates, the 2012 NIS systematic design reduces the margin of error by 42 to 48 … : “Compressed (Zipped) Folders Error. … of error for the present NIS design.
  2. hcup-us.ahrq.gov/reports/statbriefs/sb245-Substance-Inpatient-Stays-Across-US-Counties.pdf
    February 01, 2018 - (standard error / weighted estimate) greater than 0.30 or equal to 0, or because the county is missing … (standard error / weighted estimate) greater than 0.30 or equal to 0, or because the county is missing … (standard error/weighted estimate) greater than 0.30 or equal to 0, or because the county is missing … (standard error/weighted estimate) greater than 0.30 or equal to 0, or because the county is missing … (standard error divided by weighted estimate) greater than 0.30 or equal to 0, or because the county
  3. hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2013.jsp
    January 01, 2013 - The self–weighting design of the new NIS reduces the margin of error for estimates and delivers more … For national–level estimates, the 2012 NIS systematic design reduces the margin of error by 42 to 48 … The systematic design also consistently reduced the margin of error for estimates at the DRG level. … : "Compressed (Zipped) Folders Error. … of error for the present NIS design.
  4. hcup-us.ahrq.gov/db/nation/nis/NISIntroduction2013.pdf
    November 01, 2015 - V-8 Table 2: Impact of Incremental Modifications to the Universe on the Margin of Error for Sample …  The self-weighting design of the new NIS reduces the margin of error for estimates and delivers … For national-level estimates, the 2012 NIS systematic design reduces the margin of error by 42 to 48 … : “Compressed (Zipped) Folders Error. … of error for the present NIS design.
  5. 2017-01 (pdf file)

    hcup-us.ahrq.gov/reports/methods/2017-01.pdf
    January 01, 2017 - Standard error calculations should take into account the poststratification weights and clustering of … Output for 30-day All-Cause AMI Readmissions Analytic Sample Software Mean Standard Error Sum … Standard Error All NRD discharges SAS 0.001918 4.1 x 10-5 67,717 1,624.8 Stata 0.001918 4.1 x … Unbiased estimates of error variance then are obtained by comparing the actual values to the predicted
  6. hcup-us.ahrq.gov/db/nation/neds/stats/NEDS_2020_Core_MaskedStats_Weighted.PDF
    January 01, 2020 - Core File Means of Continuous Data Elements Statistics Variable Label N N Miss Min Max Mean Std Error … Core File Means of Continuous Data Elements Statistics Variable Label N N Miss Min Max Mean Std Error … Core File Means of Continuous Data Elements Statistics Variable Label N N Miss Min Max Mean Std Error
  7. hcup-us.ahrq.gov/db/nation/neds/stats/NEDS_2019_Core_MaskedStats_Weighted.PDF
    January 01, 2019 - Core File Means of Continuous Data Elements Statistics Variable Label N N Miss Min Max Mean Std Error … Core File Means of Continuous Data Elements Statistics Variable Label N N Miss Min Max Mean Std Error … Core File Means of Continuous Data Elements Statistics Variable Label N N Miss Min Max Mean Std Error
  8. hcup-us.ahrq.gov/reports/natstats/his95/clinclas.htm
    January 01, 1999 - summarized the literature on coding errors for hospital administrative data and described a decline in error … Information on age and sex was most reliable (error rates less than 1 percent), and principal diagnosis … Minor differences can be attributed to rounding error (because the numbers of discharges are weighted … discharges is required to assure, with 95-percent confidence, that the reported proportions had a relative error … of less than 30 percent (i.e., if the reported value is p , the error is <.3 p ).
  9. hcup-us.ahrq.gov/db/nation/nass/stats/NASS_Summary_Stats_Encounter_Weighted_2022.pdf
    January 01, 2022 - of Mean Sum Std Error of Sum AGE Age in years at admission 9096010 1078 0 90.000000 53.164622 0.270497 … Encounter File The SURVEYMEANS Procedure Statistics Variable Label N N Miss Minimum Maximum Mean Std Error … of Mean Sum Std Error of Sum CPTCCS15 CPT 15 Procedure CCS 1062 9096026 3.000000 175.000000 92.795957 … Encounter File The SURVEYMEANS Procedure Statistics Variable Label N N Miss Minimum Maximum Mean Std Error … of Mean Sum Std Error of Sum NCPT_INSCOPE Number of In-Scope CPTs for this encounter 9097088 0 1.000000
  10. hcup-us.ahrq.gov/reports/methods/2012-02.pdf
    January 01, 2012 - There is no sampling error associated with Claritas census population counts; therefore, appropriate … For population counts based on Claritas data, there is no sampling error. … Standard error estimates for age/sex adjusted inpatient rates per 100,000 population using the 2009 … We multiplied this standard error by 1,000. b. … Standard error estimates for age/sex adjusted inpatient rates per 1,000 discharges using inpatient
  11. HCUPNRDChecklist (pdf file)

    hcup-us.ahrq.gov/db/nation/nrd/HCUPNRDChecklist.pdf
    November 16, 2022 - Standard error calculations should take into account the stratification (data element NRD_STRATUM)
  12. hcup-us.ahrq.gov/db/nation/kid/kidchecklist.jsp
    November 01, 2024 - Standard error calculations should take into account the stratification (data element KID_STRATUM) and
  13. hcup-us.ahrq.gov/reports/factsandfigures/figures/2005/2005_2_5b.jsp
    January 01, 2005 - Exhibit 2.5 Circulatory Conditions Exhibit 2.5 Circulatory Conditions Discharges per 100,000 Population for Principal Diagnoses of Circulatory Conditions by Sex,* Ordered by the Prevalence of Male Discharges per 100,000 Population, 2005 Principal Diagnosis CCS Condition Category and Name Male F…
  14. hcup-us.ahrq.gov/db/vars/drg/kidnote.jsp
    September 01, 2008 - non-missing secondary diagnosis code (DX2, etc.) have the incorrect DRG and MDC assigned because of an error … non-missing secondary diagnosis code (DX2, etc.) have the incorrect DRG and MDC assigned because of an error
  15. hcup-us.ahrq.gov/reports/methods/2012_03.pdf
    January 01, 2012 - There is no sampling error associated with Nielsen census population counts; therefore, appropriate … For population counts based on Nielsen data, there is no sampling error. … Standard error estimates for age/sex adjusted inpatient rates per 100,000 population using the 2010 … We multiplied this standard error by 1,000. b. … Standard error estimates for age/sex adjusted inpatient rates per 1,000 discharges using inpatient
  16. hcup-us.ahrq.gov/reports/methods/2011_06.pdf
    January 01, 2011 - There is no sampling error associated with Claritas census population counts; therefore, appropriate … For population counts based on Claritas data, there is no sampling error. … Standard error estimates for age/sex adjusted inpatient rates per 100,000 population using the 2008 … We multiplied this standard error by 1,000. b. … Standard error estimates for age/sex adjusted inpatient rates per 1,000 discharges using inpatient
  17. hcup-us.ahrq.gov/news/newsletters/newsltrQ2_2017.html
    January 01, 2017 - A standard error is a measure of the precision of a statistic.
  18. hcup-us.ahrq.gov/db/nation/nis/corrections_2011.jsp
    January 01, 2011 - This error would prevent the Inpatient Core File (NIS_2011_Core) from being correctly merged with the
  19. hcup-us.ahrq.gov/reports/factsandfigures/figures/2005/2005_2_6b.jsp
    January 01, 2005 - Exhibit 2.6. Diabetes Exhibit 2.6. Diabetes Hospital Stays and Discharge Prevalence for All-listed Diabetes by Region, 2005 Hospital Region Total Discharges Standard Errors Discharges per 100,000 Population All regions 6,516,500 143,465 2,198 Northeast 1,300,400 63,008 …
  20. hcup-us.ahrq.gov/db/nation/nass/nasschecklist.jsp
    November 01, 2024 - Checklist for Working with the NASS An official website of the Department of Health & Human Services Search All AHRQ Websites Careers Contact Us Espanol FAQs Email Updates …

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