Results

Total Results: 297 records

Showing results for "cross sectional".

1. Archived: Final Evidence Review: Hepatitis C: Screening | United States Preventive Services Taskforce
   www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-review49/hepatitis-c-screening-2013
   November 15, 2012 - Study Selection:  Randomized trials and cohort, case–control, and cross-sectional studies that assessed … Three cross-sectional studies in higher prevalence populations found screening strategies that targeted … For screening, we included randomized trials, cohort studies, case–control studies, and cross-sectional … Yield of Risk-Based Screening Methods Four cross-sectional studies (samples sizes ranging from 985 … A small, fair-quality cross-sectional study ( n  = 34) included in the 2004 USPSTF review found that

2. Screening for Hepatitis C Virus Infection in Adults: A Systematic Review for the USPSTF (pdf file)
   www.uspreventiveservicestaskforce.org/home/getfilebytoken/ZrLh7o2TpPpY9WXXWbXbGk
   January 01, 2013 - Study Selection: Randomized trials and cohort, case–control, and cross-sectional studies that assessed … Three cross-sectional studies in higher prevalence populations found that screening strategies that tar … Yield of Risk-Based Screening Methods Four cross-sectional studies (samples sizes ranging from 985 to … One cross-sectional study of a lower-prevalence popu- lation in a Dutch sexually transmitted disease … Overall strength of evidence: low 5 studies (4 cross-sectional, 1 case–control) 8044 participants

3. Final Research Plan: Abdominal Aortic Aneurysm: Screening | United States Preventive Services Taskforce
   www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/abdominal-aortic-aneurysm-screening
   November 30, 2017 - large cohort studies (sample size >1,000); vascular surgery registries KQs 1, 4: Case-control, cross-sectional … and cohort studies; editorials, letters, and opinions; cost studies KQs 2, 3: Case-control and cross-sectional

4. Archived: Evidence Summary: Visual Impairment in Children Ages 1-5: Screening | United States Preventive Services Taskforce
   www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary5/visual-impairment-in-children-ages-1-5-screening-2011
   January 15, 2011 - ") Hyperopia >4 D; myopia >5 D; astigmatism >2 D; anisometropia >1 D; strabismus; media opacity Cross-sectional … with cycloplegic refraction Myopia >1 D; hyperopia >3 D; anisometropia >1 D; astigmatism >1.5 D Cross-sectional … test used as reference standard Visual acuity 6/12 or worse in either eye; manifest strabismus Cross-sectional … >0.50 D; anisometropia >2.00 D; astigmatism >2.00 D; corneal or lens opacity; fundus abnormality Cross-sectional … D, or >1.50 D; astigmatism: >2.50 D, >2.00 D, or >1.50 D; anisometropia: >1.50 D (all age groups) Cross-sectional

5. Final Research Plan: Skin Cancer Prevention: Behavioral Counseling | United States Preventive Services Taskforce
   www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/skin-cancer-counseling
   June 30, 2016 - 5: Randomized and controlled clinical trials; prospective cohort studies Case-control studies, cross-sectional … The USPSTF changed the included study designs from observational studies to case-control studies and cross-sectional

6. Screening for Visual Impairment in Children Ages 1–5 Years: Update for the USPSTF (pdf file)
   www.uspreventiveservicestaskforce.org/home/getfilebytoken/r_MgZHrtyHRn7rZoCPS6MT
   February 01, 2011 - visual acuity� 0.4 [20/50] in either eye, or difference of visual acuity between eyes�2 log steps) Cross-sectional … mm difference in pupil size, any strabismus, any media opacity, any ptosis, any fundus abnormality Cross-sectional … astigmatism�1.5 D, lack of media transparency, any retinal or optic nerve abnormality; strabismus Cross-sectional … eye examination with cycloplegic refraction Best corrected distance visual acuity worse than 1.0 Cross-sectional … ; hyperopia�2.75 D; astigmatism�1.75 D; anisometropia �2.00 D; media opacity�1.5 mm; strabismus�5° Cross-sectional

7. Evidence Summary: Obstructive Sleep Apnea in Adults: Screening | United States Preventive Services Taskforce
   www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary29/obstructive-sleep-apnea-in-adults-screening
   November 15, 2022 - For KQ2, prospective cohort studies and cross-sectional studies assessing the accuracy of screening questionnaires … ) 45 NR 28 (4.8) Median, 6.4 (NR) b 27 NR Morales et al, 23 2012 United States Cross-sectional … who had in-laboratory polysomnography: Any OSA, 80 g OSAS, 25 h Edmonds et al, 25 2019 US Cross-sectional … 5-14), 32.4 Moderate (AHI 15-29), 10.1 Severe (AHI ≥30), 3.1 Selvanathan et al, 28 2021 l Cross-sectional … to patient selection Insufficient Persons with Alzheimer disease Modified STOP-BANG b 1 Cross-sectional

8. Screening for Postmenopausal Osteoporosis: A Summary of the Evidence (pdf file)
   www.uspreventiveservicestaskforce.org/home/getfilebytoken/2kM7LY6ccceVo8bmdUXhYm
   September 01, 2002 - We identified 10 cross- sectional studies that described methods of determining risk for low bone density … Falch, 199235 Cross- 73 Yes Low body weight, reduced Bone loss Sensitivity 36%, specificity Poor sectional … sectional of menopause. specificity 66%. … Michaelsson, Cross- 175 No Weight > 70kg. … Blue Cross Blue Shield Association.

9. Archived: Evidence Summary: Osteoporosis: Screening, 2002 | United States Preventive Services Taskforce
   www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/osteoporosis-screening-2002
   September 17, 2002 - We identified 10 cross-sectional studies that described methods of determining risk for low bone density … Femoral neck: 66% low, 53% high Poor Falch, 1992 35 Cross-sectional 73 Yes Low body weight … menopause Vertebral BMD <-2 SD Sensitivity 73%, specificity 66% Fair Elliot, 1993 37 Cross-sectional … Femoral neck: sensitivity 89%, specificity 25% Fair Michaelsson, 1996 38 Cross-sectional … Arm span, age, arm span length: sensitivity 81%, specificity 64% Poor Ballard, 1998 40 Cross-sectional

10. Screening for Obstructive Sleep Apnea in Adults: Updated Evidence Report and Systematic Review for the US Preventive Services Task Force (pdf file)
    www.uspreventiveservicestaskforce.org/home/getfilebytoken/Z6Rfj-qwfoMbuLp-hBmhzS
    May 01, 2021 - For KQ2, prospective cohort studies and cross-sectional studies assessing the accuracy of screening questionnaires … questionnaires, clinical prediction tools, and multistep screening approaches Berlin Questionnaire 2 Cross-sectional … Insufficient Persons with type 2 diabetes and taking opioids for chronic pain Modified STOP-BANGa 1 Cross-sectional … 80%); studies included Medicare recipients and adults with hypertension MVAP score (for any OSAS) 1 Cross-sectional … recipients and adults with hypertension MVAP score followed by unattended; HST (for severe OSAS) 2 Cross-sectional

11. 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 - ocular alignment tests (e.g., corneal light reflex test, pupillary reflex test, cover-uncover test, cross … Randomized, controlled trials and prospective cohort studies with an eligible comparator KQ 2: Cross-sectional

12. Final Research Plan: Vision in Children Ages 6 Months to 5 Years: Screening | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/vision-screening-children-ages-6-months-5-years
    July 24, 2025 - ocular alignment tests (e.g., corneal light reflex test, pupillary reflex test, cover-uncover test, cross … ocular alignment tests (e.g., corneal light reflex test, pupillary reflex test, cover-uncover test, cross … Randomized, controlled trials and prospective cohort studies with an eligible comparator KQ 2: Cross-sectional

13. Evidence Summary: Hypertension in Adults: Screening | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary/hypertension-in-adults-screening
    April 27, 2021 - Cross-sectional studies were additionally included for the outcome of ABPM tolerability. … Tolerability of the Oscar 2 ambulatory blood pressure monitor among research participants: a cross-sectional … mm Hg threshold KQ2a: Diagnostic accuracy of different OBPM protocol characteristics 4 Cross-sectional … of office measurements and visits KQ3: Diagnostic accuracy of confirmatory screen 18 Cross-sectional … protocol could be applicable to current practice KQ4: Harms 13 Studies (2 RCTs, 6 cohort, 5 cross-sectional

14. Draft Research Plan: Intimate Partner Violence and Caregiver Abuse of Older or Vulnerable Adults: Screening | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/draft-research-plan/intimate-partner-violence-abuse-older-vulnerable-adults
    February 09, 2023 - provider or participant attitudes toward the instrument Study designs All KQs: RCTs KQ 2: Cross-sectional … provider or participant attitudes toward the instrument Study designs All KQs: RCTs KQ 2: Cross-sectional

15. Archived: Evidence Summary: Screening for Multifactorial Dyslipidemia: Lipid Disorders in Children and Adolescents: Screening | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary-screening-for-multifactorial-dyslipidemia/lipid-disorders-in-children-screening-july-2016
    August 09, 2016 - mg/dL was considered elevated 1986–1988 Kit et al, 8 2015 NHANES Good US 13,172 Cross-sectional … mg/dL were considered elevated 1999–2012 Kit et al, 20 2012 NHANES Good US 16,116 Cross-sectional … mg/dL were considered elevated 1996–2006 Ford et al, 22 2009 NHANES Good US 9868 Cross-sectional … et al, 7 2011 Ritchie et al, 24 2010 CARDIAC Project Fair US (West Virginia) 23,263 Cross-sectional … outcomes NA 0 0 NA NA NA NA NA Key question 3: Screening diagnostic yield Cross-sectional

16. Evidence Summary: Chlamydia and Gonorrhea: Screening | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary/chlamydia-and-gonorrhea-screening
    September 14, 2021 - , 28 university or community clinics, 24 and a pregnancy termination clinic. 27 Six studies were cross-sectional … between-group differences between intervention and control groups. 28 In asymptomatic patients, 2 cross-sectional … A cross-sectional study of a 3-item (age, indicators of risk, and injection drug use) risk score (n = … 0.74) in a population of asymptomatic men and women attending STI testing clinics in Canada. 22 A cross-sectional … testing for concurrent infection, including HIV Consistent; precise Studies were retrospective and cross-sectional

17. Final Research Plan: Intimate Partner Violence and Caregiver Abuse of Older or Vulnerable Adults: Screening | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/intimate-partner-violence-abuse-older-vulnerable-adults
    April 20, 2023 - provider or participant attitudes toward the instrument Study designs All KQs: RCTs KQ 2: Cross-sectional … provider or participant attitudes toward the instrument Study designs All KQs: RCTs KQ 2: Cross-sectional

18. Final Research Plan: Intimate Partner Violence and Caregiver Abuse of Older or Vulnerable Adults: Screening | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/intimate-partner-violence-and-abuse-of-elderly-and-vulnerable-adults-screening
    April 20, 2023 - provider or participant attitudes toward the instrument Study designs All KQs: RCTs KQ 2: Cross-sectional … provider or participant attitudes toward the instrument Study designs All KQs: RCTs KQ 2: Cross-sectional

19. Archived: Final Evidence Review: Gonorrhea: Screening | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-review40/gonorrhea-screening-2005
    May 15, 2005 - These studies are limited by descriptive, cross-sectional designs focusing on highly prevalent communities … Limitations of the Evidence The evidence is limited by the descriptive, cross-sectional nature of the … A cross-sectional survey examined characteristics of urethral gonococcal infection in male army recruits … A cross-sectional study examined the prevalence of urethral infections in MSM ( n =566) and found no … Cecil, 2001 18 Characteristics of infection in army recruits Cross-sectional screening and survey

20. Screening for Gonorrhea: Update of the Evidence (pdf file)
    www.uspreventiveservicestaskforce.org/home/getfilebytoken/Wezro6zTSfAWxCrneF-nxB
    May 01, 2005 - These studies are limited by descriptive, cross-sectional designs focusing on highly prevalent communities … A cross-sectional survey examined characteristics of urethral gonococcal infection in male army recruits … Three studies examined individual-level risk factors for gonococcal infection in MSM.82-84 A cross-sectional … A cross-sectional study examined the prevalence of urethral infections in MSM (n=566) and found no cases … Limitations of the Evidence The evidence is limited by the descriptive, cross-sectional nature of