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www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/diabetes-mellitus-type-2-in-adults-screening-2003
February 03, 2003 - Staff of the funding agency and members of the USPSTF contributed to the study design, reviewed draft … Design and methods for a clinical trial in the prevention of type 2 diabetes.
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/6tmQG7VgexjoXt7uNoyccj
December 02, 2023 - only
1 Ineligible setting
1 Non–English-language
128 Ineligible/no comparison
97 Ineligible study design … Characteristics of Included Studies of Diagnostic Accuracy (KQ2)
Source, setting
Study design
(No. of … Sure Start Language Measure;
SST, Structured Screening Test; WIC, Women, Infants, and Children.
a Full sample … size, based on multiple imputation.
b Includes 11 children (10.5%) who did not cooperate during screening … Concept and design: Feltner, Wallace, Nowell, Raffa,
Kahwati.
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www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary/screening-depression-suicide-risk-adults
June 20, 2023 - Design: Study did not use an included design.
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www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary/prevention-of-human-immunodeficiency-virus-hiv-infection-pre-exposure-prophylaxis
August 22, 2023 - Data Abstraction and Quality Rating
One investigator abstracted details about the study design, patient … quality except for 1 rated fair quality 43 due to unclear allocation concealment methods and open-label design … Otherwise, AHRQ had no role in the design and conduct of the study; collection, management, analysis, … and general populations of HIV-uninfected persons) No reporting bias detected
Fair
Retrospective design
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/Dofv_5wDUQYVkoSDbX6Zse
May 25, 2021 - Study sample sizes ranged from 50 to 2261; the total number
of participants in all included studies was
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/cJSpoZqW2M7czx_-GeTdtE
May 01, 2004 - Within each study design
section, we provide the evidence stratified by age
whenever possible. … Using a nested case-control design, Coryell et al
evaluated suicide risk in a long-term cohort of
patients … 4).26 Treatment duration and length of
Number (%) of
Follow-up Participants with Reported
Study Design … intervention does not produce a
statistically significant benefit, whereas studies that
have larger sample … sizes typically provide the least
intense (and, arguably, likely less efficacious)
interventions.35
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/KbJjfcaP9XvhkP43u-7b9q
July 01, 2014 - Characteristics of Studies of Antiviral Therapy
Study, Year (Reference) Design Duration Country/Region … Sample
Size, n
Adefovir vs. placebo
Hadziyannis et al, 2003 (22) RCT 48 wk Canada, Greece, Israel, … Table —Continued
Study, Year (Reference) Design Duration Country/Region Sample
Size, n
Pegylated interferon … Author Contributions: Conception and design: R. Chou, J. Khangura,
B. Zakher. … Excluded articles (n = 567)
Wrong population: 94
Wrong intervention: 196
Wrong outcome: 83
Wrong study design
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www.uspreventiveservicestaskforce.org/uspstf/recommendation/drug-use-illicit-primary-care-interventions-for-children-and-adolescents-march-2014
March 11, 2014 - Although the interventions substantially varied in their intensity, components, populations, and sample … sizes, they provide almost no evidence of significant improvements in health outcomes.
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/U7JR2xtrb6EHFyLP6yUTAK
March 20, 2018 - Evidence is insufficient because of
the limited number or size of studies.
important flaws in study design
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/gXnmnkofo8FxoLnCmXJDjb
October 01, 2009 - The Women’s Antioxidant Cardiovascular Study: design and baseline char-
acteristics of participants. … low-density
lipoprotein cholesterol and elevated high-sensitivity C-reactive protein: rationale
and design … Evidence is insufficient because of:
the limited number or size of studies
important flaws in study design
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/WEqCV3NvnZAeLdC_pp6nVK
October 01, 2018 - Data Abstraction and Quality Rating
One investigator abstracted details about the study design,
patient … Sample sizes ranged from 20 to 706, mean age ranged from 45 to 68
years, and the proportion of women … SVRafterantiviraltreatmentvsnoSVRandclinicaloutcomes(eTable15
in the Supplement).63-66,68-82,84-94 Sample … sizes ranged from 131 to
50 886 (total n = 116 659), mean age ranged from 42 to 69 years, and
the proportion … Concept and design: Chou, Wagner, Jou.
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/DPq7_eawq-Ts6XLowaTaNA
November 27, 2018 - Extraction and Quality Assessment
For each included study, 1 investigator extracted information
about design … intervention
8 Ineligible comparison
79 Ineligible outcome
16 Ineligible setting
15 Ineligible study design … Concept and design: Viswanathan, Fraser, Forman-
Hoffman, Hart, Zolotor, Jonas.
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/cHbBWNok76hRWKDXXm3R2_
February 13, 2018 - for KQ1
60 Articles excluded for KQ1
2 Aim
0 Setting
28 Outcomes
1 Population
0 Intervention
29 Design … Quality
59 Articles excluded for KQ2a
2 Aim
0 Setting
26 Outcomes
1 Population
0 Intervention
30 Design … Design: Study did not use an
included design. Language:
Publication not in English. … Concept and design: Henderson, Webber. … Otherwise, AHRQ had no role in the design and
conduct of the study; collection, management,
analysis,
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www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary/skin-cancer-screening-2001
April 01, 2001 - published studies of screening and recorded it in an electronic database: type of screening study, study design … explain the observed differences in outcome. 29
Apart from concerns about the strength of the study design
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/SEcYfGZqGdoqdd8j4CCVuy
May 01, 2008 - Study design: RCT, CCT, observational
6. … [PMID: 6391174]
Study design
Coustan DR. … [PMID:
11247613]
Study design
De Muylder X. … [PMID: 11107459]
Study design
Greene MF. … [PMID: 15167862] Study design
Kumar KM.
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www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary26/gestational-diabetes-screening-2008
May 15, 2008 - Study design: RCT, CCT, observational. … Study design: all considered. … Study design: all considered. … [PMID: 6391174]
Study design
Coustan DR. … [PMID: 15167862]
Study design
Kumar KM.
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www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/breast-cancer-medications-for-risk-reduction
September 03, 2019 - and Quality Assessment
Investigators abstracted data from studies of risk assessment methods (study design … standards; risk factors included in the models; and performance measures) and trials of medications (study design
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www.uspreventiveservicestaskforce.org/Home/GetFile/1/588/gdart/pdf
May 01, 2008 - Study design: RCT, CCT, observational
6. … [PMID: 6391174]
Study design
Coustan DR. … [PMID:
11247613]
Study design
De Muylder X. … [PMID: 11107459]
Study design
Greene MF. … [PMID: 15167862] Study design
Kumar KM.
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/CW23r2jqogvTG2_-kBjRxH
January 01, 2007 - • Handles indeterminate results in a reasonable manner
• Spectrum of patients included in study
• Sample … size
• Administration of reliable screening test
Definition of ratings based on above criteria: … although not best standard;
interprets reference standard independent of screening test; moderate sample … size (50 to
100 subjects) and a “medium” spectrum of patients. … size of very narrow selected spectrum of patients.
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/Pzrh6m8vUcdvmsaBwKaQA2
February 01, 2014 - Evidence is insufficient because of:
the limited number or size of studies;
important flaws in study design