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Total Results: 3,706 records

Showing results for "design sample size".

1601. Archived: Evidence Summary: Drug Use, Illicit: Primary Care Interventions for Children and Adolescents | United States Preventive Services Taskforce
      www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary24/drug-use-illicit-primary-care-interventions-for-children-and-adolescents-march-2014
      March 11, 2014 - studies in narrative form and summary tables detailing the important features of the study populations, design … Study, Year (Reference) Quality Rating Country Intervention Setting Study Design

1602. Procedure Manual Section 6. Methods for Arriving at a Recommendation | United States Preventive Services Taskforce
      www.uspreventiveservicestaskforce.org/uspstf/about-uspstf/methods-and-processes/procedure-manual/procedure-manual-section-6-methods-arriving-recommendation
      July 06, 2017 - Do the studies have the appropriate research design to answer the key question(s)? 2. … of the studies that are judged as fair or good quality, using criteria based on each type of study design … question may be deemed "convincing" when there are sufficient well-conducted studies of appropriate design … At times severe harms occur at a relatively infrequent rate compared to benefits and require larger sample … sizes than those studied in RCTs designed to evaluate benefits.

1603. The Safety Challenges of Supervision and Night Coverage in Academic Residency | PSNet
      psnet.ahrq.gov/web-mm/safety-challenges-supervision-and-night-coverage-academic-residency
      February 21, 2024 - supervision on patient safety are limited by lack of objective measurement of supervision, nonrandomized design … , and small sample sizes.

1604. Systematic Review Update: Noninvasive Nonpharmacologic Treatment for Chronic Pain (pdf file)
      effectivehealthcare.ahrq.gov/sites/default/files/pdf/nonpharm-treatment-chronic-pain-protocol.pdf
      December 11, 2018 - , year, setting, country, sample size, eligibility criteria, attrition, population and clinical characteristics … The results of these studies are at least as likely to reflect flaws in the study design as the true … quality, heterogeneity across studies with regard to patient population, intervention and outcomes, and sample … size will be considered as will statistical tests for heterogeneity. … When quantitative synthesis is not possible, sample size and assessment of variance within individual

1605. Archived: Final Evidence Review: Hepatitis C: Screening | United States Preventive Services Taskforce
      www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-review49/hepatitis-c-screening-2013
      November 15, 2012 - We also included large studies (sample size >1000 participants) reporting harms associated with diagnostic … Data Extraction and Quality Rating One investigator abstracted details about the study design, patient … Sample Size, n Setting, Population Characteristics HCV Screening Strategies Quality Gunn … negative psychological and social effects, but results are difficult to interpret because of small sample … sizes and methodologic shortcomings, including no unscreened comparison group.

1606. HCUP Hospital Identifiers (pdf file)
      hcup-us.ahrq.gov/db/maphosp.pdf
      March 05, 2025 - HCUP Hospital Identifiers HCUP (1/21/2025) i Hospital Identifiers HCUP HOSPITAL IDENTIFIERS Table of Contents HCUP HOSPITAL IDENTIFIERS .................................................................................................. 1 HCUP State Databases .................................................…

1607. Statistical Brief #15
      hcup-us.ahrq.gov/reports/statbriefs/sb15.jsp
      October 15, 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 8, 2006. U.S.

1608. HCUP Statistical Brief #36: Trends in Potentially Preventable Hospitalizations among Adults and Children, 1997-2004 (pdf file)
      hcup-us.ahrq.gov/reports/statbriefs/sb36.pdf
      August 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 8, 2006. U.S.

1609. Chartbook #11: Health Care Expenses in the Community Population, 1999
      meps.ahrq.gov/data_files/publications/cb11/cb11.shtml
      October 01, 2003 - MEPS is based on a complex sample design, so survey estimates are subject to statistical sampling error

1610. Screening for Obstructive Sleep Apnea in Adults: Updated Evidence Report and Systematic Review for the US Preventive Services Task Force (pdf file)
      www.uspreventiveservicestaskforce.org/home/getfilebytoken/Z6Rfj-qwfoMbuLp-hBmhzS
      May 01, 2021 - (total sample size) by test or outcome Summary of findings by test or outcome Consistency and precision … (total sample size) by test or outcome Summary of findings by test or outcome Consistency and precision … (total sample size) by test or outcome Summary of findings by test or outcome Consistency and precision … (total sample size) by test or outcome Summary of findings by test or outcome Consistency and precision … Concept and design: Feltner, Wallace, Hicks, Voisin, Jonas.

1611. Hospital Inpatient Stays Related to Opioid Use Disorder and Endocarditis, 2016 (pdf file)
      hcup-us.ahrq.gov/reports/statbriefs/sb256-Opioids-Endocarditis-Inpatient-Stays-2016.pdf
      January 01, 2016 - Because of the large sample size of the NIS data, small differences can be statistically significant … The unweighted sample size for the 2016 NIS is 7,135,090 (weighted, this represents 35,675,421 inpatient … For a detailed description of HCUP and more information on the design of the National (Nationwide) Inpatient

1612. Inpatient Stays Involving Mental and Substance Use Disorders, 2016 (pdf file)
      hcup-us.ahrq.gov/reports/statbriefs/sb249-Mental-Substance-Use-Disorder-Hospital-Stays-2016.pdf
      January 01, 2016 - Because of the large sample size of the HCUP NIS, small differences can be statistically significant … The unweighted sample size for the 2016 NIS is 7,135,090 (weighted, this represents 35,675,421 inpatient … For a detailed description of HCUP and more information on the design of the National Inpatient Sample

1613. C:\unzipped\Methods Series Reports to Convert\Comparison_Report_NIS1 1988-92.wpd (pdf file)
      hcup-us.ahrq.gov/reports/methods/Comparison_Report_NIS11988-92Final.pdf
      July 11, 1996 - See Design of the HCUP-3 Nationwide Inpatient Sample, Release 1, for more details on the design of the … size was too small to calculate a valid estimate of standard error … NIS and NHDS Comparisons by Principal Diagnoses Ranked by NIS Data, 1991 (continued) 48 c The NHDS sample … size was too small to calculate a valid estimate of standard error … size was too small to calculate a valid estimate of standard error

1614. EHC Protocol: Addressing Social Isolation To Improve Health of Older Adults: A Rapid Evidence Review (Amended) (pdf file)
      effectivehealthcare.ahrq.gov/sites/default/files/pdf/masks-prevention-covid-healthcare-community-amended-protocol.pdf
      July 02, 2020 - Data extracted will include author, year, country, study design, study dates, sample size, intervention

1615. DST_Draft_Protocol_Nov_4_2013_clean (2) (pdf file)
      effectivehealthcare.ahrq.gov/sites/default/files/pdf/cancer-decision-support-tools_research-protocol.pdf
      November 12, 2013 - Briefly, the key features of the developmental process include (1) scoping and design, (2) developing … We will require that trials have enrolled at least 10 subjects (per arm); smaller sample sizes are … for other effectiveness reviews and will include elements that address population characteristics, sample … size, study design, descriptions of the interventions and comparators of interest, analytic details … Design characteristics include methods of population selection and sampling and followup duration.

1616. Using Rapid-Cycle Research to Reach Goals: Awareness, Assessment, Adaptation, Acceleration (pdf file)
      www.ahrq.gov/sites/default/files/wysiwyg/ncepcr/resources/final-rapid-cycle-research-guidance.pdf
      June 01, 2015 - Factorial designs are efficient because they can use a sample size similar to that used for an RCT … These trials can be briefer and require a smaller sample size depending on the specific adaptations … Stepped wedge designs could reduce the required sample size in cluster randomized trials. … Stepped wedge designs could reduce the required sample size in cluster randomized trials. … This article discusses a sample size formula for cluster randomized stepped wedge designs.

1617. Statistical Brief #151: Trends in Potentially Preventable Hospital Admissions among Adults and Children, 2005-2010 (pdf file)
      hcup-us.ahrq.gov/reports/statbriefs/sb151.pdf
      August 01, 2011 - For a detailed description of HCUP, more information on the design of the NIS, and methods to calculate

1618. Hospitalizations in which Patients Leave the Hospital against Medical Advice (AMA), 2007 (pdf file)
      hcup-us.ahrq.gov/reports/statbriefs/sb78.pdf
      August 01, 2009 - For a detailed description of HCUP, more information on the design of the NIS, and methods to calculate

1619. HCUP Statistical Brief #99: Potentially Preventable Hospitalizations for Acute and Chronic Conditions, 2008 (pdf file)
      hcup-us.ahrq.gov/reports/statbriefs/sb99.pdf
      November 01, 2010 - For a detailed description of HCUP, more information on the design of the NIS, and methods to calculate

1620. Addressing Hospital Patient Information Needs Using a PHR Portal - Final Report (pdf file)
      digital.ahrq.gov/sites/default/files/docs/citation/r01hs021816-vawdrey-final-report-2018.pdf
      January 01, 2018 - usefulness, which have internal consistency reliabilities of 0.96 and 0.92, respectively. 29 The sample … size was determined based on the hypothesis that patient satisfaction and patient engagement during … study1 a sample … size of 426 total patients was required to achieve power of 80% at alpha-level of 0.05 after Bonferroni … METHODS STUDY DESIGN: DATA SOURCES/COLLECTION: INTERVENTIONS: MEASURES: LIMITATIONS: V.