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www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary12/bacterial-vaginosis-in-pregnancy-to-prevent-preterm-delivery-screening-february-2008
February 15, 2008 - quarter of white women in an NHANES (National Health and Nutrition Examination Survey) probability sample … excluded studies at the paper level because of study design (not a randomized, controlled trial) or sample … hospital clinic trial of 409 women in the United Kingdom at 13 to 20 weeks of gestation reports on a sample … indeterminate results in a reasonable manner
Spectrum of patients included in study
Sample … standard; improperly administered screening test; biased ascertainment of reference standard; very small sample
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www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/human-immunodeficiency-virus-hiv-infection-pregnant-nonpregnant-adults
February 22, 2024 - and large (n≥1,000) controlled observational studies KQ 5: Randomized, controlled trials and large (sample
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www.uspreventiveservicestaskforce.org/uspstf/document/screening-and-interventions-for-childhood-obesity-where-is-t/obesity-in-children-and-adolescents-screening-2005
July 11, 2005 - suffer from a number of weaknesses that future studies should be designed to overcome, including small sample
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/Lm94jySKCYrG3zsUP8Jd8E
February 16, 2016 - One study
followed up a sample of children who were referred for diagnostic
evaluation as a result of … efficacy of adapted responsive teaching
for infants at risk of autism spectrum disorder in a
community sample
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www.uspreventiveservicestaskforce.org/uspstf/recommendation/human-immunodeficiency-virus-hiv-infection-screening-1996
January 01, 1996 - considered "reactive" only when a positive result has been confirmed in a second test of the original sample … A separate sample should be submitted for persons found to be seropositive for the first time, to rule
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www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary17/coronary-heart-disease-screening-with-electrocardiography-2012
September 15, 2011 - that exercise-induced ST-segment depression was associated with increased risk for CHD events, but the sample … screening exercise ECG 23 , 55 , comprising 4605 participants, found that 0.6% and 1.7% of the total sample … Many of the studies included in our review evaluated large sample sizes over long periods, and the information … corrected QT and corrected JT interval for incident coronary heart disease in a general population sample … Study, Year (Reference)
Study Name
Sample
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/6L2obA88s86MoZDbWtMPTU
December 01, 2011 - Questions and Summary of Evidence Reviewed
KQs and Comparisons of
Interest
Outcomes Studies (Total Sample … significant when the P value was
Table 1—Continued
KQs and Comparisons of
Interest
Outcomes Studies (Total Sample … supplementation vs. calcium supplementation alone to be equivalent to vitamin D supplementation
vs. placebo.
† Sample … The size of the
circle is proportional to the sample size of the RCT.
-
www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary/vitamin-supplementation-to-prevent-cvd-and-cancer-preventive-medication
June 21, 2022 - a restricted maximum likelihood (REML) model were used when events occurred in less than 5% of the sample … When events typically occurred in 5% to 10% of the sample, a fixed-effects Mantel-Haenszel model was
-
www.uspreventiveservicestaskforce.org/home/getfilebytoken/kGvn_HBPEEdfu2rs38VN8_
March 11, 2025 - so-
cial needs in addition to food insecurity were included as long as
either more than 50% of the sample … Core indicators of nutritional state
for difficult-to-sample populations.
-
www.uspreventiveservicestaskforce.org/home/getfilebytoken/sZN5HHS8w5Sar6bBPabsaB
June 01, 2008 - An investigator screened titles and abstracts, and a ran-
dom sample of 1500 titles and abstracts was … 31.2%
Previous MI: 7.6%
Established vascular disease: 16.7%
Stroke: 4.6%
Mean SBP/DBP in total study sample … pressure.
† Data reported as percentages for the DM/non-DM groups in ALLHAT and for the total study sample … Lipid Interventions in Diabetic and Nondiabetic Populations*
Study, Year
(Reference)
Intervention Sample … Size, n Mean Length of Follow-up Sample Characteristics† Intervention Outcomes
DPP, 2000 (156, 157)
-
www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary23/diabetes-mellitus-type-2-in-adults-screening-2008
June 15, 2008 - An investigator screened titles and abstracts, and a random sample of 1500 titles and abstracts was dual … Study, Year (Reference)
Intervention
Sample … Previous MI: 7.6%
Established vascular disease: 16.7%
Stroke: 4.6%
Mean SBP/DBP in total study sample … b Data reported as percentages for the DM/non-DM groups in ALLHAT and for the total study sample for … Size, n
Mean Length of Follow-up
Sample Characteristics b
Intervention
Outcomes
DPP,
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/aBAAhUPPC9d9NtoqSSETGQ
July 01, 2016 - A biopsy involves taking a sample of tissue to
examine it more closely for possible cancer.
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/KSYrhQuAswGjTww_4sDFGZ
December 01, 2007 - on the Harms of Early Treatment of High Blood Pressure*
Author, Year
(Reference)
Study Objective Sample … For harms of early treat-
ment, 2 reviewers abstracted information on sample size,
entry criteria, demographic
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/ecWjjTgXCffjwPyqgNCEpR
February 01, 2006 - RCTs
that demonstrated improved speech and language outcomes had several limitations, such
as small sample … Fluharty Preschool Speech and
Language Screening Test: a population-based validation study using sample
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www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary44/sexually-transmitted-infections-behavioral-counseling-2008
October 15, 2008 - and colleagues 21 , was probably not powered to show a difference in STI incidence, given the small sample … Study, Year
(Reference)
Study Quality
Study Sample … pregnancy in adolescents receiving a low-intensity counseling intervention, which also had a smaller sample … Study, Year (Reference)
Study Quality
Setting
Study Sample … determined by medical record review and STD surveillance registry data; sexual behavior assessed in random sample
-
www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/vision-in-children-ages-6-months-to-5-years-screening
September 05, 2017 - Snellen chart) and 0.15 logMAR (between 1 and 2 lines). 40-42 Large treatment studies have calculated sample … Sample sizes ranged from 63 75 to 4040. 70 , 91
About one-third of the studies included participants … review because it did not attempt to perform the reference standard in all participants or a random sample … Source
Study Design
Screening Intervention vs Control
Sample … noncompliance were included in analyses, lacking a representative spectrum, and lacking a random or consecutive sample
-
www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary32/intimate-partner-violence-and-abuse-of-elderly-and-vulnerable-adults-screening-2013
May 08, 2012 - MOSAIC (Mothers' Advocates In the Community): protocol and sample description of a cluster randomised … Attitudes about intimate partner violence screening among an ethnically diverse sample of young women … Hurley et al, 2005 64
Convenience sample of 514 adults visiting an ED in Nova Scotia and Newfoundland
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www.uspreventiveservicestaskforce.org/home/getfilebytoken/ZgcL6cF6JsFzwRRhaSnqc9
December 01, 2022 - Concerns of bias in
harms estimates of
registries and
administrative data
Very large increase in sample
-
www.uspreventiveservicestaskforce.org/uspstf/recommendation/genital-herpes-simplex-screening-1996
January 01, 1996 - Drawing conclusions from this study is difficult, however, because sample size was insufficient to establish
-
www.uspreventiveservicestaskforce.org/home/getfilebytoken/vxPM4Bo9RXZGUDH6MWnDht
May 01, 2013 - trial
reported suicide rates per 100 000 persons as its outcome,
rather than following an identified sample … United States; only trial that
involved population-based
screening was done in Sri
Lanka (63)
Fair Sample … fractions of Axis I and Axis II
mental disorders for suicide attempts: findings from a representative sample … of Suicide Screening Instruments (Key Question 2)
Population Study, Year (Reference) Study
Quality
Sample … suicidal ideation plus alcohol use (age
range NR)
Samaraweera et al,
2007 (63)
Adult (aged 15–64 y) sample