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Showing results for "sampling".

  1. INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE (NIS), 2005

    hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2005.jsp
    January 01, 2005 - (See the report, Changes in the NIS Sampling and Weighting Strategy for 1998 , which describes these … In order to improve the representativeness of the NIS, the sampling and weighting strategy was modified … The hospitals were sorted according to these variables prior to systematic random sampling. … sampling frame required to net a total of 20 percent of hospitals nationally. … The NIS-Trends weights account for this change in NIS sampling.

  2. Overview to the HCUP Nationwide Inpatient Sample (NIS), 2001

    hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2001.jsp
    January 01, 2001 - In order to improve the representativeness of the NIS, the sampling and weighting strategy was modified … The full description of this process can be found in the special report on Changes in NIS Sampling and … The hospitals were sorted according to these variables prior to systematic random sampling. … sampling frame required to net a total of 20 percent of hospitals nationally. … Estimates from earlier years of the NIS may be subject to more sampling bias than later years of the

  3. Final Progress Report: Real-time assessment of risk factors for medication errors (pdf file)

    www.ahrq.gov/sites/default/files/2024-01/dresselhaus-report.pdf
    January 01, 2024 - Handheld computers now make it possible to perform such random sampling in real time to capture multiple … When possible, sampling included all members of the care team. Methods. Study Design. … For EMA, subjects were sampled intensively over an extended period, as intermittent sampling requires … Multiple handheld computers were deployed to each site to allow sampling of three to four physicians … Sampling occurred during all work hours, although residents were able to turn the computer off during

  4. Development of the CAHPS Adult Hospital Survey | Agency for Healthcare Research and Quality

    www.ahrq.gov/cahps/surveys-guidance/hospital/about/dev_adult_hp_survey.html
    January 01, 2025 - The CAHPS Team used these field tests to learn more about the instrument, sampling processes, data collection … integrate their own items into the CAHPS Hospital Survey and experiment with other issues related to sampling

  5. C (pdf file)

    hcup-us.ahrq.gov/reports/methods/2010_05.pdf
    January 01, 2010 - There is no sampling error associated with this calculated ALOS. … of length of stay, which would be the true population standard deviation, also calculated without sampling … There is no sampling error. … Therefore, the sample mean is a “random variable” that has a “sampling distribution” describing the … For simple random sampling from an infinitely large population, the formula for the standard error of

  6. Catheter-Care-Quiz-Key (doc file)

    www.ahrq.gov/sites/default/files/wysiwyg/professionals/quality-patient-safety/quality-resources/tools/cauti-ltc/modules/implementation/educational-bundles/indwelling-urinary-catheteruse/catheter-care/catheter-care-quiz-key.docx
    March 01, 2017 - It is good practice to disinfect the drainage bag sampling port before obtaining a urine sample. ☒ True … It is good practice to disinfect the drainage bag sampling port before obtaining urine samples.

  7. Methodology Report #3: Design and Methods of the 1996 Medical Expenditure Panel Survey Nursing Home Component (pdf file)

    meps.ahrq.gov/data_files/publications/mr3/mr3.pdf
    September 01, 1998 - The sampling frame for the MEPS HC is drawn from respondents to NHIS, conducted by NCHS. … Otherwise, the instrument is similar to the Round 1 sampling instrument. … Person-level sampling does not occur in new facilities. … The 1991 Health Provider Inventory as a sampling frame. … SS Sampling section, used to denote the question items in the Facility Questionnaire on the sampling

  8. Medical Expenditure Panel Survey Computing Standard Errors for MEPS Estimates

    meps.ahrq.gov/survey_comp/standard_errors.jsp
    January 01, 2005 - includes stratification, clustering, multiple stages of selection, and disproportionate sampling … Furthermore, the MEPS sampling weights reflect adjustments for survey … analyzing MEPS data (i.e., it is not appropriate to assume simple random sampling … variables, which jointly reflect the MEPS survey design, include the estimation weight, sampling … strata, and primary sampling unit (PSU).

  9. Medical Expenditure Panel Survey Computing Standard Errors for MEPS Estimates

    meps.ahrq.gov/mepsweb/survey_comp/standard_errors.jsp
    January 01, 2005 - includes stratification, clustering, multiple stages of selection, and disproportionate sampling … Furthermore, the MEPS sampling weights reflect adjustments for survey … analyzing MEPS data (i.e., it is not appropriate to assume simple random sampling … variables, which jointly reflect the MEPS survey design, include the estimation weight, sampling … strata, and primary sampling unit (PSU).

  10. Respondent Payment Experiment with MEPS Panel 13

    meps.ahrq.gov/data_files/publications/rpe_report/rpe_report_2010.shtml
    January 01, 2010 - (Tables 19-27) Summary and Discussion References Table 1: Composite response rate (R1-R5) by sampling … domain and incentive group Table 2: Round 1 response rate by sampling domain and incentive group … Table 3: Round 2 response rate by sampling domain and incentive group Table 4: Round 3 response rate … by sampling domain and incentive group Table 5: Round 4 response rate by sampling domain and incentive … group Table 6: Round 5 response rate by sampling domain and incentive group Table 7: Response rate

  11. Preparing a Questionnaire Using the CAHPS Clinician & Group Survey (pdf file)

    www.ahrq.gov/sites/default/files/wysiwyg/cahps/surveys-guidance/cg/guidance-cg-cahps.pdf
    April 01, 2021 - ................... 5 Section 2: Fielding the CAHPS Clinician & Group Survey .................. 10 Sampling … Exhibit 2.2 provides an overview of the sampling recommendations. Exhibit 2.2. … • The sampling frame is a person-level list rather than a visit-level list. … Use their most recent visit for inclusion in the sampling frame. … frame as long as the patient meets the other sampling criteria

  12. HCUP_methods_series_cover.ai (pdf file)

    hcup-us.ahrq.gov/reports/methods/2005_03_del_379.pdf
    January 01, 2005 - Table 1 illustrates how the NIS sampling frame has grown. … No hospitals were dropped from the sampling frame. … NIS Sampling The overall sampling objective was to select a sample of hospitals that could be generalized … Sampling error exists in both the NHDS and the NIS. … Therefore, the comparison statistics have no associated sampling error.

  13. Technical Notes and Survey Documentation – MEPS-IC Data Tools

    datatools.ahrq.gov/meps-ic/technical-notes-and-survey-documentation/
    January 01, 2020 - The sampling unit for governments is the parent agency and any dependent agencies. … Methodology Change in sampling error methodology from Random Groups to Taylor Series. … Methodology Included FPC factor in sampling error methodology. … Cochran, W.G. (1977), Sampling Techniques , Third Edition, New York: John Wiley & Sons, Inc. … L. (2009), Sampling: Design and Analysis , Second Edition, Pacific Grove, CA: Duxbury Press.

  14. MEPS - IC Technical Notes

    meps.ahrq.gov/survey_comp/ic_technical_notes.shtml
    January 01, 2020 - The sampling unit for governments is the parent agency and … this, the sample is divided into cells similar to the original sampling … Included FPC factor in sampling … Cochran, W.G. (1977), Sampling Techniques , Third … L. (2009), Sampling: Design and Analysis ,

  15. INTRODUCTION TO THE HCUP NATIONWIDE INPATIENT SAMPLE (NIS), 2004

    hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2004.jsp
    January 01, 2004 - (See the report, Changes in the NIS Sampling and Weighting Strategy for 1998 , which describes these … In order to improve the representativeness of the NIS, the sampling and weighting strategy was modified … The hospitals were sorted according to these variables prior to systematic random sampling. … sampling frame required to net a total of 20 percent of hospitals nationally. … The NIS-Trends weights account for this change in NIS sampling.

  16. MEPS HC-085B: 2004 Dental Visits

    meps.ahrq.gov/data_stats/download_data/pufs/h85b/h85bdoc.shtml
    August 01, 2006 - The sampling frame for the MEPS HC is drawn from respondents to NHIS. … Establishments participating in the MEPS IC are selected through three sampling frames: A list … To provide an integrated picture of health insurance, data collected from the first sampling frame … are so indicated as "CAPI derived" or "Assigned in sampling," respectively; Variables … in sampling EVNTIDX Event ID Assigned in sampling EVENTRN Event round number CAPI

  17. Overview to the HCUP Nationwide Inpatient Sample (NIS), 2002

    hcup-us.ahrq.gov/db/nation/nis/NIS_Introduction_2002.jsp
    January 01, 2002 - In order to improve the representativeness of the NIS, the sampling and weighting strategy was modified … The full description of this process can be found in the special report on Changes in NIS Sampling and … The hospitals were sorted according to these variables prior to systematic random sampling. … sampling frame required to net a total of 20 percent of hospitals nationally. … Estimates from earlier years of the NIS may be subject to more sampling bias than later years of the

  18. CAHPS 101 (pdf file)

    www.ahrq.gov/sites/default/files/wysiwyg/cahps/news-and-events/events/webinars/cahps-101-webcast-04-fry.pdf
    June 02, 2025 - Stephanie Fry Senior Study Director Westat Drawing a Sample • Sampling varies by survey and reporting

  19. Understanding CAHPS Surveys: A Primer for New Users - Introduction (pdf file)

    www.ahrq.gov/sites/default/files/wysiwyg/cahps/news-and-events/events/webinars/primer-intro-2023.pdf
    January 01, 2023 - Overview of the AHRQ CAHPS Program • CAHPS Survey Basics ► Design principles ► Survey measures ► Sampling

  20. Methodology Report #22: Sample Design of the Medical Expenditure Panel Survey Household Component, 1998–2007

    meps.ahrq.gov/data_files/publications/mr22/mr22.shtml
    March 01, 2008 - In the NHIS Panel context, the NHIS survey sample is considered an all-area sampling frame. … Target Population and Sampling Frame The target population for the MEPS consists of all persons … The NHIS serves as the sampling frame for the MEPS. … Return to Table of Contents Sampling Unit Definitions and Eligibility Criteria The definition of … As in the previous design, the target universe was first partitioned into primary sampling units
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