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Total Results: 611 records

Showing results for "sample".

101. Final Research Plan: Anxiety Disorders in Adults: Screening | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/anxiety-adults-screening
     August 27, 2020 - Sample must include an estimated 50% or more of participants with an included disorder but may also include … existing systematic reviews, case-control studies will be used (i.e., studies that limit the study sample

102. Final Research Plan: Depression and Suicide Risk in Adults: Screening | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/screening-depression-suicide-risk-adults
     September 03, 2020 - Sample must include an estimated 50% or more of participants with an included disorder but may also include … existing systematic reviews, case-control studies will be used (i.e., studies that limit the study sample

103. Archived: Final Evidence Summary: Lipid Disorders in Children: Screening | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary34/lipid-disorders-in-children-screening-2007
     July 15, 2007 - In the LRC sample, TC levels increased from birth and stabilized at approximately 2 years of age. … 75th percentile), and specificities were 93% (LRC defined) and 87% (sample defined). 34 A TC > 215 … Body mass index as a predictor of systolic blood pressure in a multiracial sample of US schoolchildren … Response rates, representativeness of the sample, and stability of lipid and lipoprotein levels. … Sample size. Administration of reliable screening test.

104. Archived: Evidence Update: Prostate Cancer: Screening, 2008 | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/article/prostate-cancer-screening-2008
     August 05, 2008 - Three fair-quality cohort studies with small-to-medium sample sizes, highly self-selected elderly patients … reasonable although not best standard; interprets reference standard independent of screening test; moderate sample … standard; screening test improperly administered; biased ascertainment of reference standard; very small sample … indeterminate result in a reasonable manner          Spectrum of patients included in study          Sample … standard; screening test improperly administered; biased ascertainment of reference standard; very small sample

105. Benefits and Harms of Prostate-Specific Antigen Screening for Prostate Cancer: An Evidence Update (pdf file)
     www.uspreventiveservicestaskforce.org/home/getfilebytoken/NhXnjZM5ubvygH5GrqDZHC
     August 01, 2008 - Three fair-quality cohort studies with small-to- medium sample sizes, highly self-selected elderly patients … reasonable although not best standard; interprets reference standard independent of screening test; moderate sample … standard; screening test improperly administered; biased ascertainment of reference standard; very small sample … screening test Handles indeterminate result in a reasonable manner Spectrum of patients included in study Sample … standard; screening test improperly administered; biased ascertainment of reference standard; very small sample

106. Archived: Suicide Risk in Adolescents, Adults and Older Adults: Screening | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/recommendation/suicide-risk-in-adolescents-adults-and-older-adults-screening
     May 20, 2014 - was that they each applied the same reference standard to all screened participants and recruited the sample … of suicide attempts and ideation; however, the study involved education and training of a volunteer sample … of general practitioners, who may have been more motivated to improve their practice than a random sample … The sole enhanced usual care study in adolescents also had a sample of high-risk patients, all of whom … The trial, however, had a relatively small sample ( n = 443) and limited power.

107. ahrq29a - Screening for Hepatitis C Virus Infection: A Review of the Evidence for the U.S. Preventive Services Task Force (pdf file)
     www.uspreventiveservicestaskforce.org/home/getfilebytoken/We5A-uCMvX5qYeFukGgqks
     March 01, 2004 - these, the National Health and Nutrition Examination Survey III (NHANES III), a good-quality nationwide sample … markers for intravenous drug use (Table 1).3 Many other 3 Screening for Hepatitis C Virus Infection Sample … married, married years) • Education or widowed: 1.00 Population-based • Urban residence household sample … C Virus Antibody HCV = hepatitis C virus continue 4 Screening for Hepatitis C Virus Infection Sample … Heterosexual transmission of hepatitis C, hepatitis B, and HIV-1 in a sample of inner city women.

108. Evidence Summary: Iron Deficiency Anemia in Young Children: Screening | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary23/iron-deficiency-anemia-in-young-children-screening
     March 30, 2015 - Enrolled sample sizes ranged from 24 to 493, except for 1 larger study of 1798 children; many studies … Only 1 study analyzed children on an intention-to-treat basis; 29 the proportion of the sample available … 28 , 30 , 31 In addition, studies may be underpowered; although 7 studies reported some power or sample … Most sample sizes varied from 70 to 428, with 1 study including 1657 children. … ferritin concentrations. 22–32 Some of the variation in findings may have been due to inadequate sample

109. Draft Research Plan: Vision in Children Ages 6 Months to 5 Years: Screening | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/draft-research-plan/vision-screening-children-ages-6-months-5-years
     April 24, 2025 - KQ 2: Studies that do not attempt to perform the reference standard in all participants or a random sample

110. Archived: Evidence Summary: Obesity in Adults: Screening and Counseling, 2003 | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/obesity-in-adults-screening-and-counseling-2003
     December 15, 2003 - Two reviewers independently abstracted data on study design, population, sample size, treatment, outcomes … When sample size was not reported with variance, 32 , 33 baseline sample was used. … In addition, aggregate values of their findings do not reflect variations in RCT sample size, length … 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.

111. Screening for Child and Adolescent Depression in Primary Care Settings: A Systematic Evidence Review (pdf file)
     www.uspreventiveservicestaskforce.org/home/getfilebytoken/R33bUm6oyjhWnbw96pJHwE
     April 01, 2009 - were conducted in primary care or school-based health clinics, 1 study was con- ducted in a community sample … younger 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 … evidence from RCTs preferentially, then well-designed non-RCTs and high-quality observational studies with sample … patients included in study The test and gold standard are measured independently (blind) of each other Sample

112. Behavioral Counseling to Prevent Skin Cancer: A Systematic Review for the USPSTF (pdf file)
     www.uspreventiveservicestaskforce.org/home/getfilebytoken/ofaMtvNZ-5KdhWAJjXfZpN
     February 01, 2011 - (sample description must be reported) Exclude Persons with syndromes that substantially increase risk … and Skin Cancer (SCC, BCC, or Melanoma) Study, Year (Reference); Quality Rating Design; Setting; Sample … 3 W -6 3 Appendix Table 2—Continued Study, Year (Reference); Quality Rating Design; Setting; Sample … 3 W -6 5 Appendix Table 2—Continued Study, Year (Reference); Quality Rating Design; Setting; Sample … 3 W -6 7 Appendix Table 2—Continued Study, Year (Reference); Quality Rating Design; Setting; Sample

113. Archived: Evidence Summary: Breast and Ovarian Cancer: BRCA Genetic Testing, September 2005 | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/breast-and-ovarian-cancer-brca-testing-screening-2005
     September 15, 2005 - BRCA1 mutations in a population-based sample of young women with breast cancer. … Frequency of BRCA1 / BRCA2 mutations in a population-based sample of young breast carcinoma cases. … Sample size. Administration of reliable screening test. … although not best standard; interprets reference standard independently of screening test; has moderate sample … , improperly administered screening test, biased ascertainment of reference standard, or very small sample

114. Screening for Hepatitis B Virus Infection in Pregnant Women: Evidence for the Reaffirmation Recommendation Statement (pdf file)
     www.uspreventiveservicestaskforce.org/home/getfilebytoken/mEtSwJk3YPA4BXJ8eZyD2S
     June 01, 2009 - We deter- mined generalizability of the study sample by consensus after discussing differences between … Data Extraction One reviewer abstracted information on study design, sample size, entry criteria, demographic

115. Archived: Final Evidence Review: Hepatitis B in Pregnant Women: Screening | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-review48/hepatitis-b-in-pregnant-women-screening-2009
     June 15, 2009 - We determined generalizability of the study sample by consensus after discussing differences between … Data Extraction One reviewer abstracted information on study design, sample size, entry criteria,

116. Archived: Obesity in Adults: Screening and Counseling, 2003 | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/recommendation/obesity-in-adults-screening-and-counseling-2003
     November 03, 2003 - In addition, studies were limited by small sample sizes, high drop-out rates, potential for selection … Although several trials were of good quality, most were judged only fair, with limitations such as small sample … Mortality and optimal body mass index in a sample of the US population.

117. Screening and Routine for Iron Deficiency Anemia: A Systematic Review (pdf file)
     www.uspreventiveservicestaskforce.org/home/getfilebytoken/g-b8KbTXYe2vnW2zJKGoPU
     April 01, 2015 - Enrolled sample sizes ranged from 24 to 493, except for 1 larger study of 1798 children; many studies … Only 1 study analyzed children on an intention-to-treat basis29; the proportion of the sample available … .24,27,28,30,31 In addition, studies may be underpowered; although 7 studies reported some power or sample … Most sample sizes varied from 70 to 428, with 1 study including 1657 children. … serum ferritin concentrations.22–32 Some of the variation in findings may have been due to inadequate sample

118. Screening for Obstructive Sleep Apnea in Adults: Evidence Report and Systematic Review for the USPSTF (pdf file)
     www.uspreventiveservicestaskforce.org/home/getfilebytoken/Rm4E5SooP2GnqJ_HVRA5M4
     January 01, 2017 - Sample sizes ranged from 32123 to 67.124 Overall, the trials provided limited evi- dence and found no … Three studies evaluated the association between AHI and car- diovascular mortality.12,150,151 Sample … Those suspected of having OSA; referral populations Small total sample size (type II), missing data … Singe studies and small sample sizes for surgical interventions and weight loss programs. … across subgroups and studies preferentially sample (intentionally or unintentionally) from a subgroup

119. Archived: Evidence Summary: Blood Pressure in Adults (Hypertension): Screening | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary15/blood-pressure-in-adults-hypertension-screening-2007
     October 15, 2007 - For harms of early treatment, 2 reviewers abstracted information on sample size, entry criteria, demographic … studies in the United States, Canada, and United Kingdom; included a predominantly white, male patient sample … Author, Year (Reference) Study Objective Sample

120. Serologic Screening for Genital Herpes: An Updated Evidence Report and Systematic Review for the USPSTF (pdf file)
     www.uspreventiveservicestaskforce.org/home/getfilebytoken/aHpXYasjc3n6zhaTtoWMwK
     August 01, 2016 - Studies Assessing the Accuracy of Serologic Screening Tests for HSV-2 (Key Question 2) Source Analytic Sample … Assessing the Accuracy of Serologic Screening Tests for HSV-2 (Key Question 2) (continued) 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