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www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary28/cognitive-impairment-in-older-adults-screening-2014
October 22, 2013 - We conducted quantitative analyses on important patient outcomes reported in most trials. … We used Stata 11.2 for all statistical analyses. … Likewise, pooled analyses of 30 trials ( n = 3537) showed a small but statistically significant effect … The Newcastle-Ottawa Scale (NOS) for Assessing the Quality of Nonrandomised Studies in Meta-Analyses. … Pooled analyses for global cognitive outcomes (κ = 6; n = 513) showed a moderate benefit at 6 to 12
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www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/alcohol-misuse-screening-and-counseling-2004
April 06, 2004 - Inadequate power for analyses, including all participants at baseline; thus, results reported by sex … No replacement of missing values in analyses. … No replacement of missing values in analyses. … Analyses do not account for baseline differences and no test of between-group differences for primary … Baseline and follow-up noncomparability of groups on several measures, not controlled in all analyses
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www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary/screening-for-prediabetes-and-type-2-diabetes
August 24, 2021 - review of abstracts, full-text articles, and study quality; qualitative synthesis of findings; meta-analyses … To determine whether meta-analyses were appropriate, the clinical and methodological heterogeneity of … Quantitative analyses were conducted using Comprehensive Meta-Analysis version 3.3 (Biostat Inc) and … High strength of evidence from meta-analyses found that lifestyle interventions for obese or overweight … Measuring inconsistency in meta-analyses.
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www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-review86/rh-d-incompatibility-screening
February 15, 2004 - refined into a combined search strategy linking Rh (D) incompatibility with screening (29 records), meta-analyses
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www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary/anxiety-adults-screening
June 20, 2023 - Meta-analysis results were included from existing systematic reviews where available; meta-analyses were … of 0.20 as small, 0.50 as medium, and 0.80 as large. 12
In addition to presenting overall results, analyses … For all analyses, statistical heterogeneity was assessed using the I 2 statistic. … Analyses were conducted in Stata 16.1 (StataCorp). … the Knapp-Hartung adjustment for small samples. b Range of effects for all study groups, subgroup analyses
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/3d2JBp6qErtFkw4JjCQ-eo
November 01, 2004 - refined into
a combined search strategy linking Rh (D)
incompatibility with screening (29 records),
meta-analyses
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/z8AVsCHJEZUBSJtdSx424H
May 23, 2019 - Inadequate power for analyses, including all participants at baseline; thus, results reported by
sex … No replacement of missing values in analyses. … No re-
placement of missing values in analyses. … Analyses do not account
for baseline differences and no test of between-group differences for primary … Baseline and fol-
low-up noncomparability of
groups on several measures,
not controlled in all analyses
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/-97QgoUF_rpQSy-9yM9KCx
November 24, 2020 - Meta-regression and stratified analyses were con-
ducted to explore whether there were methodologic, … Meta-regression and stratified analyses were conducted for the
most commonly reported outcomes: SBP, … Robust analyses of the importance of
weight loss on intermediate outcomes are best provided by indi- … Meta-analytic
techniques were used to address effect modification when pos-
sible, but such analyses … Third, statistical heterogeneity was high in many of the in-
cluded meta-analyses.
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/abTWXPvJyAMcqN9KcEt-vt
September 06, 2016 - To determine whether meta-analyses were appropriate, the
number of studies available and the clinical … All quantitative analyses were con-
ducted using Stata version 13.1 (StataCorp).14
Sensitivity analyses … De-
tailed findings related to these analyses are in the full evidence re-
port. … (eTable 13 in the Supplement).15-18 Sensitivity analyses using
data from the 24- and 52-week groups … Extending
DerSimonian and Laird’s methodology to perform
multivariate random effects meta-analyses.
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/LSbrGFWSvekVzhcxwjTuXv
February 01, 2016 - A profile-likelihood model
was used to combine studies in the primary analyses
(13). … , and sensitivity
analyses were conducted by using results of short case
accrual methods. … All
analyses were performed by using Stata/IC, version
13.1 (StataCorp). … disease (79, 80, 83),
whereas 2 analyses indicated earlier stages of disease
among women aged 40 to … Measuring
inconsistency in meta-analyses. BMJ. 2003;327:557-60. [PMID:
12958120]
15.
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www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary51/low-dose-aspirin-use-for-the-prevention-of-morbidity-and-mortality-from-preeclampsia-preventive-medication-september-2014
April 08, 2014 - and the metaan procedure for sensitivity analyses 32 . … We used profile likelihood estimation to conduct sensitivity analyses for the pooled effects because … Sensitivity analyses using the profile likelihood method did not change these estimates; however, the … The Newcastle-Ottawa Scale (NOS) for assessing the quality of nonrandomised studies in meta-analyses. … Analgesics during pregnancy and cryptorchidism: additional analyses [Letter].
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www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/skin-cancer-screening
March 25, 2021 - studies; and systematically selected case series
All KQs: Poor-quality studies
KQs 1, 2: Decision analyses
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/mk-eb9VtB_jx885wnjuzk3
January 01, 2024 - Data Synthesis and Analysis
Meta-analyses were conducted to calculate risk ratios (RRs) for
statins vs … For analyses with 10 or more trials, fun-
nel plots were constructed to detect small sample effects.17 … Results
were also similar in sensitivity analyses restricted to good-quality
studies,14,22,26,29,30,35 … Excluding these
trials from our analyses did not affect the findings. … Measuring inconsistency in meta-analyses. BMJ.
2003;327(7414):557-560.
16.
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www.uspreventiveservicestaskforce.org/uspstf/recommendation/aspirin-to-prevent-cardiovascular-disease-and-cancer-april-2016
April 11, 2016 - have demonstrated reductions in total cancer mortality and incidence, but the RCTs included in the analyses … Analyses of trials using the range of aspirin doses showed similar results. … Pooled analyses of low-dose aspirin trials showed an increased risk for hemorrhagic stroke (OR, 1.27 … [CI, 0.96 to 1.68]). 5 Pooled analyses of 9 trials of any dose showed a significant 33% increase in … When combined with primary trial data and meta-analyses, the model provides an additional analytic basis
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/r9MoffF79edExY5m2V_koD
May 01, 2021 - Table 1 reports the results of meta-analyses, including analy-
ses stratified by country and dose; forest … plots for the primary meta-
analyses are provided in eFigures 1-8 in the Supplement. … Summary of Meta-Analyses
Outcome Subgroup Subgroup definition
No. of trials
(No. of
participants) … Findings were similar when analyses were stratified by country HDI
category and dose. … However, the utility of stratified analyses was limited by
relatively small numbers of trials.
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www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary/screening-depression-suicide-risk-adults
June 20, 2023 - qualitatively, including reporting of meta-analysis results from existing systematic reviews; meta-analyses … Analyses were conducted in Stata version 16.1 (StataCorp). … For example, in individual patient data meta-analyses, the PHQ-9 correctly identified 85% of people with … and in analyses of some important specific populations, including older adults, perinatal populations … limited to primary care settings tended to be smaller than in broad-based analyses
Suicide risk
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www.uspreventiveservicestaskforce.org/uspstf/document/other-supporting-document19468/tobacco-and-nicotine-use-prevention-in-children-and-adolescents-primary-care-interventions
April 28, 2020 - Meta-analyses were adjusted for cluster randomization using the sample sizes, number of clusters, and … Analyses were based on data at or closest to 12 months after baseline. … To evaluate the effects of trial-level characteristics on tobacco use, analyses were stratified by location … Results were similar with stratified analyses. … Fifth, meta-regression and stratified analyses were limited by the few number of studies available, which
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www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/cervical-cancer-screening-adults-adolescents
March 17, 2022 - discord, and depression/anxiety)
Study designs
KQs 1, 3:
Individual patient data meta-analyses
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/oPmYxryXGu2occANaReagc
August 01, 2022 - review of abstracts, full-text articles, and study
quality; qualitative synthesis of findings; meta-analyses … To determine whether meta-analyses were appropriate, the
clinical and methodological heterogeneity of … For benefits and harms of treatment (KQ3 and KQ5),
sensitivity analyses were conducted by adding RCTs … All quantitative analyses were conducted using
Stata version 17 (StataCorp). … The sensitivity analyses using combined data from the
24- and 52-week groups from the IUAT trial and
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/8LBrrLzvtemZYcdNSjToKz
December 01, 2014 - We stratified our analyses on
the basis of age (adolescents vs. adults, including age-based
subgroup … analyses when reported [8–10]) and estimated
intervention intensity: high (�2 hours of intervention … We did random-effects meta-analyses for STI inci-
dence using the DerSimonian–Laird method (11). … Results shown
on forest plots are from the DerSimonian–Laird analyses. … We used Stata, version 11.2 (StataCorp), for all meta-
analyses.