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www.uspreventiveservicestaskforce.org/home/getfilebytoken/RoC9VuSorM_LR7sTvLeFF2
July 01, 2008 - Data Extraction
We abstracted information on sample size, entry crite-
ria, demographic characteristics … Benefits of Screening and Treatment for Asymptomatic Bacteriuria
Author, Year
(Reference)
Study Design Sample … al.,
2006 (6)
Prospective
cohort
644 nonpregnant
women age �18 y
with diabetes
17% of the study
sample
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www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary25/folic-acid-to-prevent-neural-tube-defects-preventive-medication-2009
May 15, 2009 - items: methods; exposure assessment; case ascertainment; selection of participants; dose of folic acid; sample … rated the 2003 case–control study by Thompson and colleagues 6 fair quality because it had a small sample … with terminated pregnancies versus control participants or patients who had babies with NTDs; small sample … , screening test improperly administered, biased ascertainment of reference standard, or very small sample … , screening test improperly administered, biased ascertainment of reference standard, or very small sample
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/y6xRBv7uSZY5bGCx7y48x7
May 01, 2009 - meth-
ods; exposure assessment; case ascertainment; selection of
participants; dose of folic acid; sample … rated
the 2003 case–control study by Thompson and colleagues
(6) fair quality because it had a small sample … although not the best standard, interprets reference standard independent of screening
test, moderate sample … , screening test improperly administered, biased ascertainment of reference standard,
or very small sample … , screening test improperly administered, biased ascertainment of reference standard,
or very small sample
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www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/unhealthy-alcohol-use-adolescents-adults-behavioral-counseling-interventions
May 16, 2024 - alcohol use or a related behavior or condition
KQs 4, 5: Studies in which at least 50% of the enrolled sample … 4, 5: Persons with severe alcohol use disorder or dependent alcohol abuse (or >50% of the enrolled sample
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/gcAWT3fYMT8fqfoJVnmqvt
April 01, 2019 - relevant studies of interventions for young children with speech or language delay
or disorders, with sample
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www.uspreventiveservicestaskforce.org/uspstf/sites/default/files/inline-files/how-to-read-recommendations-fact-sheet_0.pdf
July 22, 2020 - References, provide a small sample of the important literature on this topic and
citations from the
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/ZYao53-sqRb6oZzKzDmjjt
December 01, 2003 - When sample size was not reported
with variance,32,33 baseline sample was used. … Randomized Controlled Trials of Counseling and Behavioral Interventions (cont)
Goal and Sample Size … Randomized Controlled Trials of Counseling and Behavioral Interventions (cont)
Goal and Sample Size … Mortality and optimal body mass index in
a sample of the US population. … Weight, weight change, mortality in
a random sample of older community- dwelling
women.
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www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary21/depression-in-children-and-adolescents-screening-2009
March 15, 2009 - were conducted in primary care or school-based health clinics, 1 study was conducted in a community sample … children tended to have poorer performance. 43 , 49 , 50 The single study that involved a community sample … Strengths and Difficulties Questionnaire (SDQ) to screen for child psychiatric disorders in a community sample … widely available for primary care referral Design High-quality observational study with a sample … included in study
The test and gold standard are measured independently (blind) of each other
Sample
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www.uspreventiveservicestaskforce.org/uspstf/document/reducing-risk-for-mother-to-infant-transmission-of-hepatitis-c-virus-a-systematic-review-for-the-us-preventive-services-task-force/hepatitis-c-screening-2013
November 15, 2012 - important methodologic shortcomings, including failure to adjust for potential confounders and small sample … co-infected with HIV were reported separately or co-infected women made up less than 10% of the study sample … Mode of Delivery
Fourteen observational studies reported in 16 publications (sample sizes of 56 to … Sample sizes ranged from fewer than 50 29 , 31 , 32 to more than 1000 15 . … studies, most with methodologic shortcomings (including failure to adjust for confounders) and small sample
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/B-qVy6dbC25L-KAR5GvLpw
January 01, 2010 - .
20
Counseling to Promote a Healthy Diet in Adults
Baseline Intervention and control
Author, Sample … )
26
Counseling to Promote a Healthy Diet in Adults
Baseline Intervention and control
Author, Sample … )
28
Counseling to Promote a Healthy Diet in Adults
Baseline Intervention and control
Author, Sample … )
30
Counseling to Promote a Healthy Diet in Adults
Baseline Intervention and control
Author, Sample … )
34
Counseling to Promote a Healthy Diet in Adults
Baseline Intervention and control
Author, Sample
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www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/genital-herpes-screening-november-2016
December 20, 2016 - Source
Analytic Sample … diagnosed (or confirmed) by Western blot
Studies assessed different medications over a short duration; sample … Western blot
Incidence was self-reported; outcomes were measured over a relatively short duration; sample
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/gWJU-ZynehGyLBVYtDmMow
May 01, 2009 - We determined generalizability
of study sample to the United States by consensus of 2
reviewers after … study type: 45
No relevant health outcomes described: 34
Setting not generalizable to United States: 3
Sample … of Screening and Treatment for Syphilis in Pregnancy
Study, Year (Reference) Study Design Objective Sample … Venous sample for
serum RPR on site at hospital
and frozen aliquot sent for
reference RPR and confirmatory
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www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary/healthy-lifestyle-and-physical-activity-for-cvd-prevention-adults-without-known-risk-factors-behavioral-counseling
July 26, 2022 - publications, can be found in the full evidence report. 16
Of the RCTs, 60 took place in the US; sample … Within the WHI-DMT, among women without a history of CVD (96.6% of the full sample), total mortality … these health outcomes are lower in lower-risk groups (by definition), these studies require larger sample … “Unselected” includes a general population sample representing “all comers” or those recruited based … Hispanic or non-White persons. f Limited to trials in the US (60 trials). g Where more than 50% of sample
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/svy-CsBNaoaeb7wRGFvLdW
January 26, 2016 - Several studies only verified a negative
screening result in a random sample of participants below a … The possibility of correlation between
sample size and effect size raises the concern that the pooled … results from a nationally
representative sample using item response theory
(IRT). … The Edinburgh Postnatal Depression Scale:
validation for an Italian sample. … Counselling of
postnatal depression: a controlled study on a
population based Swedish sample.
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/bQNXFv9Q5uaAQvWH6B7VWV
June 11, 2019 - b Daily, oral dose unless specified.
c Sample of patient who reported that they were taking PrEP. … Six studies evaluated
men who have sex with men56-59,61,62 and 1 study evaluated
PWID.60 Sample sizes … The area of each diamond represents the sample size
for each pooled estimate (subgroup or overall analysis … Fourth, in the pooled analysis of HIV infection, graphical
and statistical tests indicated small sample … Preexposure prophylaxis guidelines
have low sensitivity for identifying seroconverters
in a sample of
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www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary14/bladder-cancer-in-adults-screening
October 15, 2010 - Data Extraction: Details were abstracted about the patient sample, study design, data analysis, follow-up … bladder cancer could result in a higher yield from screening and allow researchers to enroll smaller sample … test
Handles indeterminate results in a reasonable manner
Spectrum of patients included in study
Sample … 100) of broad-spectrum patients with and without disease; attempts to enroll a random or consecutive sample … best standard; interprets a reference standard independent of the screening test; includes a moderate sample
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www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/human-immunodeficiency-virus-hiv-infection-screening-2005
July 05, 2005 - Home sample collection tests for HIV infection. JAMA 1998;280:1699-701.
107. … Delayed medical care after diagnosis in a US national probability sample of persons infected with human … Use of antiretroviral therapies among HIV-infected men who have sex with men: a household-based sample … In each iteration of the Monte Carlo simulation, one sample of each proportion, relative risk, or other … Sample size.
Administration of reliable screening test.
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/3qpQqeeozW8nV3a4_BWntp
June 20, 2019 - In studies of patients who accepted
home sample collection (106, 107) or oral fluid sampling
(108), a … Home sample collection tests for HIV infection. JAMA.
1998;280:1699-701. [PMID: 9832003]
107. … Use of
antiretroviral therapies among HIV-infected men who have sex with men: a
household-based sample … In each iteration of the Monte Carlo
simulation, one sample of each proportion, relative risk, or other … Sample size.
7. Administration of reliable screening test.
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www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/screening-anxiety-children-adolescents
March 29, 2022 - observational studies
All other study designs
KQ 2: Psychometric development and internal (e.g., split sample … ) validation studies of new instruments; case-control studies (i.e., studies that limit the study sample
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www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/screening-depression-suicide-risk-children-adolescents
August 13, 2020 - observational studies
All other study designs
KQ 2: Psychometric development and internal (e.g., split sample … ) validation studies of new instruments; case-control studies (i.e., studies that limit the study sample