U.S. flag

An official website of the Department of Health & Human Services

AHRQ: Agency for Healthcare Research and Quality

Search AHRQ

For an exact phrase match, enclose search terms in double quotes.

Go to Advanced Search
Go to Basic Search

Results

Total Results: 3,706 records

Showing results for "design sample size".

  1. Final Progress Report: Improving the Safety of Primary Care by Measuring Adverse Events and Improvement (pdf file)

    www.ahrq.gov/sites/default/files/2024-03/kennerly-report.pdf
    January 01, 2024 - METHODS (STUDY DESIGN, DATA SOURCES/COLLECTION, INTERVENTIONS, MEASURES, LIMITATIONS). … Given the small sample sizes, it might be suggested that those who experienced at least one AE had approximately … Developing an understanding of the frequency and type of AEs will allow healthcare systems to design … There are several limitations related to the telephone survey, including a low sample size (n=183) and … METHODS (STUDY DESIGN, DATA SOURCES/COLLECTION, INTERVENTIONS, MEASURES, LIMITATIONS). IV.

  2. NICU-2-HOME: Using Health IT to Support Parents of NICU Graduates Transitioning to Home - Final Report (pdf file)

    digital.ahrq.gov/sites/default/files/docs/citation/r21hs020316-garfield-final-report-2014.pdf
    January 01, 2014 - Methods (Study Design, Data Sources/Collection, Interventions, Measures, Limitations) C.1. … This sample size also assures 80% power at 0.05 to detect a PSOC score difference of 8.6% to 16.4% … This may be next design steps. … Methods (Study Design, Data Sources/Collection, Interventions, Measures, Limitations) C.1. … Study Design C.2. Data Sources/Collection C.3. Intervention C.4. Measures C.5.

  3. Expected Payers and Patient Characteristics of Maternal Emergency Department Care, 2019 (pdf file)

    hcup-us.ahrq.gov/reports/statbriefs/sb296-Payers-Maternal-ED-2019.pdf
    January 01, 2019 - Because of the large sample size of the NEDS data, small differences can be statistically significant … The unweighted sample size for the 2019 NEDS is 33,147,251 (weighted, this represents 143,432,284 ED … For a detailed description of HCUP and more information on the design of the Nationwide Emergency Department

  4. Statistical Brief #62: Hospital Stays Related to Mental Health, 2006 (pdf file)

    hcup-us.ahrq.gov/reports/statbriefs/sb62.pdf
    October 10, 2008 - For a detailed description of HCUP, more information on the design of the NIS, and methods to calculate … Design of the HCUP Nationwide Inpatient Sample, 2005. Online. June 13, 2007. U.S.

  5. Telewound Care Network (pdf file)

    digital.ahrq.gov/sites/default/files/docs/publication/uc1hs015359-bryant-final-report-2008.pdf
    January 01, 2008 - that hadn’t healed for 20 days, were included in this study. 6 Methods Overview of Study Design … Unfortunately due to incomplete data collection for blood glucose and A1C as well as the small sample … size, no specific conclusions could be drawn from longitudinal tracking of this clinical outcome data … We also would suggest consideration to accept research that is less strict in design for future studies … to Wound Healing Scope Background Participants in Telewound Study Methods Overview of Study Design

  6. Statistical Brief #48: Violence-Related Stays in U.S. Hospitals, 2005 (pdf file)

    hcup-us.ahrq.gov/reports/statbriefs/sb48.pdf
    March 01, 2008 - For a detailed description of HCUP, more information on the design of the NIS, and methods to calculate … Design of the HCUP Nationwide Inpatient Sample, 2005. Online. June 13, 2007. U.S.

  7. Statistical Brief #28

    hcup-us.ahrq.gov/reports/statbriefs/sb28.jsp
    April 01, 2007 - For More Information For a detailed description of HCUP and more information on the design of the … Design of the HCUP Nationwide Inpatient Sample, 2004. Online. August 14, 2006. U.S.

  8. HCUP Statistical Brief: The National Hospital Bill: The Most Expensive Conditions, by Payer, 2004 (pdf file)

    hcup-us.ahrq.gov/reports/statbriefs/sb13.pdf
    September 01, 2006 - References For a detailed description of HCUP and more information on the design of the NIS and methods … Design of the HCUP Nationwide Inpatient Sample, 2004. Online. August 14, 2006. U.S.

  9. STATISTICAL BRIEF #28: Health Insurance Status of Children in America: 1996-2002 Estimates for the Non-institutionalized Population Under Age 18

    meps.ahrq.gov/data_files/publications/st28/stat28.shtml
    January 01, 2003 - For a detailed description of the MEPS survey design, see J. Cohen (1997) and S. Cohen (1997). … Design and methods of the Medical Expenditure Panel Survey Household Component. … Sample design of the 1996 Medical Expenditure Panel Survey Household Component.

  10. Reducing Hospital Readmission Rates by Implementing an Inpatient Tobacco Cessation Service Driven by Interactive-Voice Recognition (IVR) Technology - Final Report (pdf file)

    digital.ahrq.gov/sites/default/files/docs/citation/r21hs023863-cartmell-final-report-2018.pdf
    January 01, 2018 - Study Design An exploratory study design was built upon in-place data capture mechanisms to allow us … However, due to the small sample size of this subpopulation, categories that had small sample sizes … sizes (eg, multiple sclerosis had only 1 case in this subpopulation) were excluded from propensity … While an RCT study design would provide a more controlled and robust test of the impact of the TDTS … size of smokers (and consequently lower power).

  11. vizHOME: A context-based health information needs assessment strategy - Final Report (pdf file)

    digital.ahrq.gov/sites/default/files/docs/citation/r01hs022548-ponto-final-report-2019.pdf
    January 01, 2019 - Methods: The project consisted of five sub-projects which utilized field assessments, design workshops … that knowledge of the household features that affect PHIM task performance can be used to better design … goal of this project is to improve individuals’ self-management and health outcomes by informing the design … and difference across participants and PHIM tasks 2 Information Requirements Definition Design … This finding underscores the importance of design informed by understanding how and where patients

  12. Total Worker Health® (TWH) (pdf file)

    effectivehealthcare.ahrq.gov/sites/default/files/worker-health_executive.pdf
    April 01, 2016 - Several studies had small sample sizes and thus lacked power for determining intended effects. … limitations that included differences between intervention and comparison groups at baseline, small sample … sizes and power, high overall or differential attrition, and choices of statistical analyses (e.g., … randomization and allocation concealment, differences in intervention and control groups at baseline, small sample … sizes (and thus lack of power for determining intended effects), lack of clarity in defining intervention

  13. Interventions to Prevent Perinatal Depression: Evidence Report and Systematic Review for the USPSTF (pdf file)

    www.uspreventiveservicestaskforce.org/home/getfilebytoken/-KMSTWRT9xbm7spaqDq_GE
    February 12, 2019 - Data Extraction and Quality Assessment Two reviewers applied USPSTF design-specific criteria14 to assess … Comparative effectiveness 11 Insufficient follow-up 83 Outcomes 28 Population 23 Intervention 9 Study design … Comparative effectiveness 11 Insufficient follow-up 19 Outcomes 28 Population 22 Intervention 12 Study design … Design: Study did not use an included design. Language: Publication not in English. … Concept and design: O’Connor, Senger, Coppola, Gaynes.

  14. Attention Deficit Hyperactivity Disorder: Executive Summary (pdf file)

    effectivehealthcare.ahrq.gov/sites/default/files/adhd_executive.pdf
    October 01, 2011 - Study authors were contacted via email for missing outcome or design data. … From a design hierarchy perspective, comparative group designs provide stronger evidence for efficacy … of evidence (SOE): • Study limitations (predominantly risk­of­bias criteria) • Type of study design … XR.63,65 Concerns about exacerbation of tics with stimulants appear to be unfounded, although the sample … size remains small and may result in type II error.58,62 Use of psychostimulants slows the rate of

  15. Chartbook #5: Health Care Expenses in the Community Population, 1996

    meps.ahrq.gov/data_files/publications/cb5/cb5.shtml
    May 01, 2001 - Because of small sample sizes, people identified as American Indians, Aleuts, Eskimos, or other … Because of small sample sizes, persons identified as American Indians, Aleuts, Eskimos, or

  16. Statistical Brief #133: Components of Cost Increases for Inpatient Hospital Procedures, 1997-2009 (pdf file)

    hcup-us.ahrq.gov/reports/statbriefs/sb133.pdf
    March 01, 2012 - For a detailed description of HCUP, more information on the design of the NIS, and methods to cal- culate

  17. Disposition of comments for CER 169 Low Back Pain (pdf file)

    effectivehealthcare.ahrq.gov/sites/default/files/back-pain-treatment_disposition-comments.pdf
    February 29, 2016 - TEP Reviewer #6 Lines 44-49 on page 15 are not clearly written We revised the description of sample … sizes to be clearer: “The sample size was 456 in one trial and ranged from 40 to 70 in the others … almost all trials used an un-blinded design and trials frequently had high attrition. … almost all trials used an un-blinded design and trials frequently had high attrition. … The large sample sizes of these trials also inform the applicability of this review's conclusions

  18. Co-occurrence of Physical Health Conditions and Mental Health and Substance Use Conditions Among Adult Inpatient Stays, 2010 Versus 2014 (pdf file)

    hcup-us.ahrq.gov/reports/statbriefs/sb240-Co-occurring-Physical-Mental-Substance-Conditions-Hospital-Stays.pdf
    February 01, 2018 - The redesign incorporates two critical changes: • Revisions to the sample design—starting with 2012 … strategy is expected to result in more precise estimates than those that resulted from the previous NIS design … by reducing sampling error: for many estimates, confidence intervals under the new design are about … half the length of confidence intervals under the previous design. … The change in sample design for 2012 necessitates recomputation of prior years' NIS data to enable analyses

  19. Integrating Patient-Reported Outcomes into Routine Primary Care: Monitoring Asthma Between Visits – Final Report (pdf file)

    digital.ahrq.gov/sites/default/files/docs/citation/r18hs026432-rudin-final-report-2023.pdf
    January 01, 2023 - Methods: We employed user-centered design methods, including design session interviews, a PCP survey … Key Words: remote symptom monitoring, mHealth, user-centered design, intervention design, patient-reported … Also during the design phase, we recruited subjects using Amazon Mechanical Turk (MTurk) – an online … Methods Study Design In the design phase of the study, we employed user-centered design methods, including … Pamela Garabedian, MS) on health IT design and usability.

  20. Statistical Brief #68: Hospitalizations for Brain Cancer, 2006 (pdf file)

    hcup-us.ahrq.gov/reports/statbriefs/sb68.pdf
    March 01, 2009 - The KID's large sample size enables analyses of rare conditions, such as congenital anomalies and uncommon
SHARE:
Facebook Twitter Print Facebook Share

Search the AHRQ Archive

Information and reports more than 5 years old may be found in the AHRQ Archive site.

Search Archive

Search Within A Specific AHRQ Site

Click to show only results for the selected site.

effectivehealthcare.ahrq.gov (965)

www.ahrq.gov (808)

hcup-us.ahrq.gov (712)

www.uspreventiveservicestaskforce.org (426)

digital.ahrq.gov (359)

meps.ahrq.gov (348)

psnet.ahrq.gov (46)

integrationacademy.ahrq.gov (17)

datatools.ahrq.gov (11)

cds.ahrq.gov (5)

cdsic.ahrq.gov (5)

pso.ahrq.gov (3)

qualityindicators.ahrq.gov (1)