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www.uspreventiveservicestaskforce.org/home/getfilebytoken/bNvmg937mA6ks3n448uEUD
November 01, 2004 - MEDLINE was searched
for articles focusing on meta-analysis, systematic
reviews, randomized controlled … trials (RCTs), and
controlled trials reporting demonstrable health
outcomes (morbidity and mortality … The ongoing, 2000 Kerala Trial in India is taking
place in a cluster-randomized, controlled setting, … Early findings from a community-based, cluster-
randomized, controlled oral cancer screening trial
in … Interim results from a cluster randomized controlled
oral cancer screening trial in Kerala, India.
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www.uspreventiveservicestaskforce.org/uspstf/document/evidence-update-2004/oral-cancer-screening-2004
February 04, 2004 - MEDLINE® was searched for articles focusing on meta-analysis, systematic reviews, randomized controlled … trials (RCT's), and controlled trials reporting demonstrable health outcomes (morbidity and mortality … The ongoing, 2000 Kraal Trial in India is taking place in a cluster-randomized, controlled setting, with … Early findings from a community-based, cluster-randomized, controlled oral cancer screening trial in … Interim results from a cluster randomized controlled oral cancer screening trial in Kerala, India.
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www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/iron-deficiency-anemia-during-pregnancy-screening-supplementation
July 07, 2022 - Long-term outcomes
KQ 2: Short- or long-term outcomes
Study Designs
KQ 1: Randomized, controlled … trials; controlled cohort studies; and other controlled observational studies
KQ 2: Studies from … outcomes
KQs 2, 4, 5: Short- or long-term outcomes
Study Designs
KQs 1, 3: Randomized, controlled … trials; controlled cohort studies; and other controlled observational studies
KQs 2, 4: Studies included
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www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/iron-deficiency-anemia-in-pregnant-women-screening-and-supplementation
July 07, 2022 - Long-term outcomes
KQ 2: Short- or long-term outcomes
Study Designs
KQ 1: Randomized, controlled … trials; controlled cohort studies; and other controlled observational studies
KQ 2: Studies from … outcomes
KQs 2, 4, 5: Short- or long-term outcomes
Study Designs
KQs 1, 3: Randomized, controlled … trials; controlled cohort studies; and other controlled observational studies
KQs 2, 4: Studies included
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www.uspreventiveservicestaskforce.org/uspstf/document/draft-research-plan/cognitive-impairment-older-adults
March 06, 2025 - categorized as “Very High” on the 2022 Human Development Index
Study designs
KQs 1: Randomized, controlled … trials; nonrandomized controlled studies
KQ 2 : Diagnostic accuracy studies
KQs 3: Randomized, … controlled trials; nonrandomized controlled studies
KQ4: Randomized, controlled trials
KQ 5: Randomized … , controlled trials included in KQ4; large observational studies for pharmacotherapies
KQs 1, 4: Observational
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/hjLgUHBe4P-SJ2Um-gfh2V
November 01, 2021 - levothyroxine in patients with subclinical hypothyroidism: A systematic review and meta-analysis of randomized controlled … with subclinical hypothyroidism on surrogate markers of atherosclerosis: a meta-analysis of randomized controlled … Outcomes in Older People With Subclinical Hypothyroidism: pooled Individual Results of Two Randomised Controlled … Thyroid Hormone Therapy for Older Adults with Subclinical Hypothyroidism [Multicenter Study; Randomized Controlled … Hypothyroidism in Older Adults: a TRUST Randomized Trial Nested Study [Multicenter Study; Randomized Controlled
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www.uspreventiveservicestaskforce.org/uspstf/document/draft-research-plan/prevention-of-dental-caries-in-children-younger-than-age-5-years-screening-and-interventions1
September 19, 2019 - effectiveness
Study Designs
KQ 1 (screening) and KQs 2–4 (preventive interventions): Randomized, controlled … trials; nonrandomized, controlled clinical trials; and cohort studies
KQ 2 (screening) and KQ 1 … accuracy or risk prediction
KQ 3 (screening) and KQ 5 (preventive interventions): Randomized, controlled … trials; nonrandomized, controlled clinical trials; cohort studies; case-control studies; and systematic
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www.uspreventiveservicestaskforce.org/uspstf/document/draft-research-plan/chlamydial-and-gonococcal-infections-screening
February 07, 2019 - primary care
Study Design
All KQs: Good-quality systematic reviews
Benefits: Randomized, controlled … trials; controlled observational trials
Harms: Randomized, controlled trials; controlled observational
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www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/aspirin-use-to-prevent-cardiovascular-disease-preventive-medication
May 14, 2020 - Designs
All KQs: Good- and fair-quality studies, according to USPSTF criteria
KQ 1: Randomized, controlled … trials; controlled clinical trials; and individual patient data meta-analyses
KQ 2: Randomized, controlled … trials; controlled clinical trials; individual patient data meta-analyses; and large prospective observational
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/-97QgoUF_rpQSy-9yM9KCx
November 24, 2020 - DATA SOURCES MEDLINE, PubMed, PsycINFO, and the Cochrane Central Register of
Controlled Trials through … Individual studies rarely controlled for this poten-
tially important confounding variable. … results of a parallel
randomised controlled trial. … Personalized E-coaching in cardiovascular risk
reduction: a randomized controlled trial. … Randomized controlled trial of E-counseling for
hypertension: REACH.
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www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan-nonpregnant-adolescents-and-adults/human-immunodeficiency-virus-hiv-infection-screening
June 15, 2017 - antiretroviral therapy at higher vs. lower CD4 counts
Study designs
KQs 1–3: Randomized, controlled … trials and controlled observational studies
KQ 4: Randomized, controlled trials and large controlled … observational studies
KQ 5: Randomized, controlled trials and controlled observational studies;
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/kHT3WGUaG2wTz2pF_ke7bn
January 14, 2025 - KQ1, KQ3 Direct Grade
assignment
Randomized,
controlled trials;
controlled clinical
trials … KQ1, KQ3 Direct Health
equity, grade
assignment
Randomized,
controlled trials;
controlled clinical … Administration; KQ=key question; NHANES=National Health and Nutrition Examination Survey; RCT=randomized,
controlled … KQ4, KQ5 Indirect Grade
assignment
Randomized,
controlled trials;
controlled clinical
trials
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/d8DVjQhw6JgjWaBtED97s6
June 05, 2024 - KQ1, KQ2 Both Grade
assignment,
Health equity
RCTs; controlled clinical
trials
Children … KQ4 Both Grade
assignment,
Health equity
RCTs; controlled clinical
trials; observational
studies … KQ1, KQ2,
KQ3, KQ4
Both General RCTs; controlled clinical
trials
Children and
adolescents ages … KQ1, KQ4 Direct General RCTs, controlled clinical
trials with longitudinal
followup of weight loss … Food and Drug Administration; GI=gastrointestinal; RCT=randomized, controlled trial; USPSTF=U.S.
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www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/perinatal-depression-preventive-interventions
February 12, 2019 - Randomized controlled trial to prevent postpartum depression in adolescent mothers. … Lay support for pregnant women with social risk: a randomised controlled trial. … Exercise during pregnancy attenuates prenatal depression: a randomized controlled trial. … a randomized controlled trial. … Stress debriefing after childbirth: a randomised controlled trial.
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www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/blood-pressure-in-children-and-adolescents-hypertension-screening
November 01, 2018 - that are not comparable to or referable from primary care
Study Designs
KQ 1: Randomized controlled … trials, controlled clinical trials, observational studies with a comparison group (e.g., comparative … trials, controlled clinical trials, observational studies with a comparison group (e.g., cohort and … accept uncontrolled before-after studies
KQ 4: Longitudinal cohort studies
KQs 5–7: Randomized controlled … trials, controlled clinical trials, observational studies with a comparison group (e.g., large [sample
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www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/colorectal-cancer-screening
May 16, 2019 - gastrointestinal complaints)
Study design
All KQs: Fair- to good-quality studies
KQ 1: Randomized, controlled … trials; controlled clinical trials; prospective cohort studies
KQ 2: Randomized, controlled trials … ; controlled clinical trials; cohort studies; nested case-control diagnostic accuracy studies; and screening … registry studies
KQ 3: Randomized, controlled trials; controlled clinical trials; large screening
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www.uspreventiveservicestaskforce.org/uspstf/document/draft-research-plan/aspirin-use-to-prevent-cardiovascular-disease-and-colorectal-cancer-preventive-medication
January 30, 2020 - Designs
All KQs: Good- and fair-quality studies, according to USPSTF criteria
KQ 1: Randomized, controlled … trials; controlled clinical trials; and individual patient data meta-analyses
KQ 2: Randomized, controlled … trials; controlled clinical trials; individual patient data meta-analyses; and large prospective observational
-
www.uspreventiveservicestaskforce.org/uspstf/document/draft-research-plan/aspirin-use-to-prevent-cardiovascular-disease-preventive-medication
January 30, 2020 - Designs
All KQs: Good- and fair-quality studies, according to USPSTF criteria
KQ 1: Randomized, controlled … trials; controlled clinical trials; and individual patient data meta-analyses
KQ 2: Randomized, controlled … trials; controlled clinical trials; individual patient data meta-analyses; and large prospective observational
-
www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/aspirin-to-prevent-cardiovascular-disease-preventive-medication
May 14, 2020 - Designs
All KQs: Good- and fair-quality studies, according to USPSTF criteria
KQ 1: Randomized, controlled … trials; controlled clinical trials; and individual patient data meta-analyses
KQ 2: Randomized, controlled … trials; controlled clinical trials; individual patient data meta-analyses; and large prospective observational
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/TkAWAdFHNkePeKEqUcH8AL
May 25, 2021 - STUDY SELECTION Randomized clinical trials and nonrandomized controlled intervention
studies focused … Routine
weighing to reduce excessive antenatal weight
gain: a randomised controlled trial. … recommendations: a randomized controlled trial. … Randomized
controlled trial to prevent excessive weight gain in
pregnant women. … Health
coaching to prevent excessive gestational weight
gain: a randomized-controlled trial.