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Total Results: 1,963 records

Showing results for "studies".

221. C-Reactive Protein as a Risk Factor for Coronary Heart Disease: A Systematic Review and Meta-analyses for the U.S. Preventive Services Task Force (pdf file)
     www.uspreventiveservicestaskforce.org/home/getfilebytoken/khUSqr94jqWPErt9ZRnQ95
     October 01, 2009 - trial), case–cohort studies, and nested case–control studies. … We included studies in which some patients had cardiovascular disease at baseline only if the studies … In general, we selected cohort studies over nested case–control studies, good-quality studies over fair … - quality studies, studies that adjusted for more Framingham risk variables, studies with longer follow-up … within studies is low.

222. Archived: Final Evidence Summary: Folic Acid to Prevent Neural Tube Defects: Preventive Medication | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary25/folic-acid-to-prevent-neural-tube-defects-preventive-medication
     May 15, 2009 - Study Selection: English-language randomized, controlled trials; cohort studies; case–control studies … articles and studies. … In general, we selected randomized, controlled trials (RCTs); case–control studies; cohort studies; and … criteria: 27 case-control studies, 4 RCTs, and 10 cohort studies. … Articles included (n = 5); Studies for KQ1 on benefits: 4; Studies for KQ2 on harms:1.

223. Archived: Final Evidence Summary: Folic Acid to Prevent Neural Tube Defects: Preventive Medication | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary25/folic-acid-to-prevent-neural-tube-defects-preventive-medication-2009
     May 15, 2009 - Study Selection: English-language randomized, controlled trials; cohort studies; case–control studies … articles and studies. … In general, we selected randomized, controlled trials (RCTs); case–control studies; cohort studies; and … criteria: 27 case-control studies, 4 RCTs, and 10 cohort studies. … Articles included (n = 5); Studies for KQ1 on benefits: 4; Studies for KQ2 on harms:1.

224. Archived: Final Evidence Summary: Colorectal Cancer: Screening | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary4/colorectal-cancer-screening-2008
     October 15, 2008 - Poor-quality studies were excluded. … Studies ( n = 86 498) provided estimates for Magstream (3 studies; n = 37 330 ), OC-Hemodia (3 studies … (Key question 3a) Colonoscopy 3 retrospective cohort studies, 14 prospective cohort studies … Flexible sigmoidoscopy 2 retrospective cohort studies, 6 prospective cohort studies 5 studies were … , cohort studies; cross-sectional studies; systematically selected case series Any Adverse events

225. Archived: C-Reactive Protein as a Risk Factor for Coronary Heart Disease: A Systematic Review and Meta-analyses for the U.S. Preventive Services Task Force: Coronary Heart Disease: Screening Using Non-Traditional Risk Factors | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/c-reactive-protein-as-a-risk-factor-for-coronary-heart-disease-a-systematic-review-and-meta-analyses-for-the-us-preventive-services-task-force/coronary-heart-disease-screening-using-non-traditional-risk-factors
     July 15, 2008 - trial), case- cohort studies, and nested case- control studies. … In general, we selected cohort studies over nested case-control studies, good-quality studies over fair-quality … studies, studies that adjusted for more Framingham risk variables, studies with longer follow-up, and … within studies is low. … sample for case-cohort studies

226. Archived: C-Reactive Protein as a Risk Factor for Coronary Heart Disease: A Systematic Review and Meta-analyses for the U.S. Preventive Services Task Force: Coronary Heart Disease: Screening Using Non-Traditional Risk Factors | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/c-reactive-protein-as-a-risk-factor-for-coronary-heart-disease-a-systematic-review-and-meta-analyses-for-the-us-preventive-services-task-force/coronary-heart-disease-screening-using-non-traditional-risk-factors-2009
     July 15, 2008 - trial), case- cohort studies, and nested case- control studies. … In general, we selected cohort studies over nested case-control studies, good-quality studies over fair-quality … studies, studies that adjusted for more Framingham risk variables, studies with longer follow-up, and … within studies is low. … sample for case-cohort studies

227. Archived: Evidence Summary: Bacterial Vaginosis in Pregnancy to Prevent Preterm Delivery: Screening, 2001 | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/bacterial-vaginosis-pregnancy-prevent-preterm-delivery-screening-2001
     January 01, 2001 - smaller studies 3 , 9 , 10 have confirmed these associations. … which all studies have similar results. … Five studies reported results for high-risk patients. 35–39 The earliest of these studies 36 examined … Two studies provided data for spontaneous preterm delivery before 37 weeks. 37 , 38 In these studies … Three studies treated all participants before 20 weeks gestation.

228. Archived: Postmenopausal Hormone Replacement Therapy for Primary Prevention of Chronic Conditions: Evidence Summary: Menopausal Hormone Therapy: Preventive Medication, 2002 and 2005 | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/postmenopausal-hormone-replacement-therapy-for-primary-preve/v2-menopausal-hormone-therapy-preventive-medicatio
     August 21, 2002 - When studies were combined by meta-analysis, results indicated that use of HRT at the time of the studies … Studies of cognition need to use standardized outcome measures. … Copenhagen Centre for Prospective Population Studies. … Cohort studies—several good-quality cohort studies are consistent and demonstrate benefit; limited by … Duration of studies is too short to be meaningful.

229. Archived: Postmenopausal Hormone Replacement Therapy for Primary Prevention of Chronic Conditions: Evidence Summary: Menopausal Hormone Therapy: Preventive Medication, 2002 and 2005 | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/postmenopausal-hormone-replacement-therapy-for-primary-preve/menopausal-hormone-therapy-preventive-medication-2002-2005
     August 21, 2002 - When studies were combined by meta-analysis, results indicated that use of HRT at the time of the studies … Studies of cognition need to use standardized outcome measures. … Copenhagen Centre for Prospective Population Studies. … Cohort studies—several good-quality cohort studies are consistent and demonstrate benefit; limited by … Duration of studies is too short to be meaningful.

230. Evidence Summary: Prevention of Dental Caries in Children Younger Than 5 Years: Screening and Interventions | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary/prevention-of-dental-caries-in-children-younger-than-age-5-years-screening-and-interventions1
     December 07, 2021 - Results: Thirty-two studies (19 trials, 9 observational studies, and 4 nonrandomized clinical intervention … studies [total 106,694 participants] and 1 systematic review [19 studies]) were included. … Screening and diagnostic accuracy studies conducted in primary care settings were eligible. … Seventeen studies 15 , 16 , 18-22 , 34-45 , 48 were new for this update and 16 studies (including the … at the time of exposure Consistent, precise Observational studies; most studies relied on retrospective

231. Archived: Screening for HIV in Pregnant Women: Evidence Summary: Human Immunodeficiency Virus (HIV) Infection: Screening | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/screening-for-hiv-in-pregnant-women-evidence-summary/human-immunodeficiency-virus-hiv-infection-screening-2013
     November 15, 2012 - No studies No studies Not applicable No studies No studies No studies No study compared clinical … No studies No studies Not applicable No studies No studies No studies No study evaluated … Not applicable No studies No studies No studies No new studies evaluated effects of prenatal … Reference 40 was a randomized trial; all other studies were cohort studies. … , 3 studies on mitochrondrial effects, 4 studies on congenital abnormalities, 2 studies on infant neurodevelopment

232. Evidence Summary: Celiac Disease: Screening | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/other-supporting-document/celiac-disease-screening
     March 28, 2017 - Studies of mildly symptomatic patients were also included if no studies were available in asymptomatic … Included were randomized trials, cohort studies, and case-control studies performed in primary care or … ; consistency of results between studies; and directness of evidence. 16 There were too few studies … A total of 4 studies (1 systematic review and 3 primary studies) met inclusion criteria. … Four studies were included. For key questions 1, 2, 3, and 6, no studies were included.

233. Folic Acid Supplementation for the Prevention of Neural Tube Defects: An Update of the Evidence (pdf file)
     www.uspreventiveservicestaskforce.org/home/getfilebytoken/y6xRBv7uSZY5bGCx7y48x7
     May 01, 2009 - Study Selection: English-language randomized, controlled trials; co- hort studies; case–control studies … articles and studies. … In general, we selected randomized, controlled trials (RCTs); case– control studies; cohort studies; … criteria: 27 case–control studies, 4 RCTs, and 10 cohort studies. … explicitly stated, studies on first trimester of pregnancy Cleft palate: OR in case–control studies

234. Draft Research Plan: Folic Acid Supplementation to Prevent Neural Tube Defects: Preventive Medication | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/draft-research-plan/folic-acid-supplementation-prevent-neural-tube-defects
     July 22, 2021 - Evidence-based Practice Center will use to search for publications and to determine whether identified studies … KQ 1 (efficacy): Randomized, controlled trials; controlled clinical trials; cohort or case-control studies … KQ 2 (harms): Randomized, controlled trials; controlled clinical trials; observational studies (case-control … , editorials, or case reports Sample size All None Quality Good- and fair-quality studies … Poor-quality studies Language English Non-English studies Abbreviations: KQ=key

235. Evidence Summary: Bladder Cancer in Adults: Screening | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary14/bladder-cancer-in-adults-screening
     October 15, 2010 - We focused on studies done in primary care settings but also included studies conducted in occupational … (KQ 2) 0 studies All studies enrolled patients with previous bladder cancer or signs and symptoms … (KQ 3) 0 studies No studies met inclusion criteria - - - No evidence. … (KQ 4) 0 studies No studies met inclusion criteria - - - No RCTs or controlled observational … studies were identified.

236. Jmmhpkgjj2Socbr V Yxnx (pdf file)
     www.uspreventiveservicestaskforce.org/home/getfilebytoken/jmMhPkgjj2soCBR_V_YXnX
     November 01, 2021 - search through September 2014) includes discussion of screening for bladder cancer but identified no studies … that met inclusion criteria.1 Primary studies No new studies evaluate the effect of screening for … All new studies of urine tests for bladder cancer were conducted in symptomatic populations or those

237. Screening for Adolescent Idiopathic Scoliosis: Evidence Report and Systematic Review for the USPSTF (pdf file)
     www.uspreventiveservicestaskforce.org/home/getfilebytoken/Q6R-Lv4bzc_Tc-T9X-R2ZC
     January 09, 2018 - Seven studies (13 articles; n = 447 243) met inclusion cri- teria for screening accuracy (KQ2), 7 studies … ) included for KQ1 13 Articles (7 studies) included for KQ2 9 Articles (7 studies) included for KQ3 … Fourteen unique studies were in- cluded, more than half of which (8 studies) were published since the … of treatment, such as more prospective studies of exercise and brace treatment and studies on surgical … , longitudinal studies that did not report health outcomes in adulthood, studies in which screening was

238. Jepnfupw Kyd7Nhaf-To62
     www.uspreventiveservicestaskforce.org/home/getfilebytoken/JEpnfupw_kyd7Nhaf-to62
     October 11, 2022 - RESULTS Thirty-nine studies (N = 6065) were included. … Results Thirty-nine studies (N = 6065) in 50 publications were eligible (Figure 2), including 10 studies … ) included for anxiety topic 40 Articles (29 studies) included for KQ4b 22 Articles (11 studies) included … Treatment studies covered a wide range of ages, from preschool through adolescence, although 4 studies … Few studies reported analyses for populations of interest.

239. Evidence Summary: Latent Tuberculosis Infection: Screening | United States Preventive Services Taskforce
     www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary-latent-tuberculosis/latent-tuberculosis-infection-screening
     September 06, 2016 - 0.90 (57 studies; n = 4378). … For harms of treatment (KQ5), prospective cohort studies and case-control studies were also eligible. … No eligible studies were identified. … , 45 , 58 , 76 less than 5% in 9 studies, 64 , 65 , 77 , 78 , 80 , 82-85 and not reported in 5 studies … TB IGRA test used in US studies higher than threshold used in non-US studies.

240. Postmenopausal Hormone Replacement Therapy for the Primary Prevention of Chronic Conditions: A Summary of the Evidence for the USPSTF (pdf file)
     www.uspreventiveservicestaskforce.org/home/getfilebytoken/sQ7hREGwnBm8Wh-LEFWP4F
     October 01, 2002 - When studies were combined by meta-analysis, results indicated that use of HRT at the time of the studies … Studies identified by our literature search support these findings. … Cohort studies- several good-quality cohort studies are consistent and demonstrate benefit; limited … Duration of studies is too short to be meaningful. … of HRT, particularly observational studies, have many limitations.