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Showing results for "limitations".

41. Evidence Summary: Food Insecurity: Screening | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/food-insecurity-screening
    March 11, 2025 - Evidence on the effectiveness of interventions to improve food security was hampered by methodologic limitations … Setting aside these limitations, the evidence on interventions to reduce food insecurity was generally … Due to the limitations of the data, there was only low certainty that interventions can improve food … There were several limitations related to the scope and methods of this review. … In addition, there are critical limitations of the evidence.

42. Evidence Summary: Hepatitis B Virus Infection in Adolescents and Adults: Screening | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary/hepatitis-b-virus-infection-screening
    December 15, 2020 - with the USPSTF Procedure Manual, 12 studies rated poor-quality because of critical methodological limitations … All trials were rated fair-quality; methodological limitations included unclear reporting of randomization … chronic HBV infection in 2016 and may have fewer kidney and bone toxicities compared with TDF. 85 Limitations … This review has several limitations. … Studies observations (No.); study designs Summary of findings Consistency and precision Other limitations

43. 4Nuuvs6Nmztdbgjbg3Elke (pdf file)
    www.uspreventiveservicestaskforce.org/home/getfilebytoken/4NUuvS6nmzTdBgjBg3ELkE
    January 01, 2020 - Poor- quality studies had important limitations that were consid- ered fatal flaws (for example, more … In general, the limitations for the fair-quality studies in- cluded lack of reporting of randomization … only 14 could not be included in meta-analyses of inter- mediate health outcomes, primarily due to limitations … There were also limitations posed by the quantitative pooling of results. … Fourteen trials could not be included in meta- analyses due to limitations in reporting at the primary

44. Screening for Chlamydial and Gonococcal Infections: Updated Evidence Report and Systematic Review for the US Preventive Services Task Force (pdf file)
    www.uspreventiveservicestaskforce.org/home/getfilebytoken/k-btyK4W2-v9KnemTK8WDx
    September 14, 2021 - accordance with the USPSTF Procedure Manual,16 poor-quality studies were excluded due to methodological limitations … directness of evidence.16,18 Statistical meta-analysis was not per- formed because of methodological limitations … Methodological limitations included unclear methods of enrollment19,23,29-31,34,35,37,38 and unclear … Limitations This review had several limitations. … Limitations of screening tests for the detection of Chlamydia trachomatis in asymptomatic adolescent

45. Nontraditional Risk Factors in Cardiovascular Disease Risk Assessment: Updated Evidence Report and Systematic Review for the USPSTF (pdf file)
    www.uspreventiveservicestaskforce.org/home/getfilebytoken/_nVeFxDCT9L-_cnDf_V3fK
    July 17, 2018 - study did not meet, or it was unclear whether it met, at least 1 criterion but had no known important limitations … A poor-quality study had a single fatal flaw or multiple important limitations. … A full description of selected measures for each domain and their limitations is avail- able in eTable … diabetes or already taking statins.25,38,53,57,65,69,71,76,88 Most included studies have important limitations … The evidence report has several limitations.

46. Screening for Skin Cancer: U.S. Preventive Services Task Force Recommendation Statement (pdf file)
    www.uspreventiveservicestaskforce.org/home/getfilebytoken/YFZy6kszQPq5tNGdZC25XC
    July 26, 2016 - morbidity and mortality is limited to a single fair-quality ecologic study with important methodological limitations … Evidence for Effectiveness of Screening in Northern Germany [SCREEN]) with important methodological limitations … However, this study design has limitations in the ability to create an appropriate comparison group, … 1 fewer death from melanoma per 100 000 persons screened.15 The SCREEN study has several important limitations … morbidity and mor- tality is limited to a single fair-quality ecologic study with important methodological limitations

47. Screening for Osteoporosis to Prevent Fractures: A Systematic Evidence Review for the USPSTF (pdf file)
    www.uspreventiveservicestaskforce.org/home/getfilebytoken/R_cAa3AjFGQ2np_aQnzQGA
    February 11, 2025 - or test/outcome No. of studies (No. of participants) Summary of findings Consistency and precision Limitations … and 1 level for study limitations. d Not enough data to evaluate strength of evidence. e Downgraded … 1 level for study limitations, 1 level for inconsistency, and 1 level for imprecision. f Downgraded 1 … level for study limitations, including indirectness as these study designs did not directly compare … Limitations This review focused on 1 aspect of fracture prevention: identifying and treating osteoporosis

48. Evidence Summary: Chronic Obstructive Pulmonary Disease: Screening | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary/chronic-obstructive-pulmonary-disease-screening
    May 10, 2022 - Limitations This review has several limitations. …   Evidence summary in 2016 4 New evidence findings Limitations

49. 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 - Limitations:  The focused search strategy, which was restricted to English-language articles, may have … Quality Appraisal We provided narrative descriptions of key limitations in quality and generalizability

50. Folic Acid Supplementation to Prevent Neural Tube Defects: Updated Evidence Report and Systematic Review for the US Preventive Services Task Force (pdf file)
    www.uspreventiveservicestaskforce.org/home/getfilebytoken/4TToeya43r5Qc5A6TjFGWS
    August 01, 2023 - Supplementation to Prevent Neural Tube Defects Key question Evidence summary in 20172 Summary of new evidence Limitations … Heterogenous populations with different levels of food fortification and diet patterns; methodological limitations … Prevent Neural Tube Defects (continued) Key question Evidence summary in 20172 Summary of new evidence Limitations … Prevent Neural Tube Defects (continued) Key question Evidence summary in 20172 Summary of new evidence Limitations

51. Use of Decision Models in the Development of Evidence-Based Clinical Preventive Services Recommendations | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/about-uspstf/methods-and-processes/use-decision-models-development-evidence-based-clinical-preventive-services-recommendations
    May 01, 2019 - For chosen topics, the USPSTF assesses the strengths and limitations of the systematically reviewed evidence … To make such assessments, the USPSTF considers the model's structure, assumptions, and limitations. … The modeling results should highlight assumptions, limitations, and implications of uncertainty in the … recommendations. 6 , 24 , 29-32 More experience will help the USPSTF to further define strengths and limitations

52. Screening for Chronic Obstructive Pulmonary Disease: Updated Evidence Report and Systematic Review for the US Preventive Services Task Force (pdf file)
    www.uspreventiveservicestaskforce.org/home/getfilebytoken/ERAa_Bwr7hQxqZZ-X3p8Qh
    May 10, 2022 - Treatment for Chronic Obstructive Pulmonary Disease Evidence summary in 20164 New evidence findings Limitations … Limitations This review has several limitations.

53. 8Crjsjsjujfehbpdnupysb (pdf file)
    www.uspreventiveservicestaskforce.org/home/getfilebytoken/8cRJsjSJUjfEhBpDNuPysb
    December 01, 2014 - Sensitiv- ity of NAATs for gonorrhea ranged from 90% to 100% in studies without major limitations. … Study limitations included a follow-up period of only 1 year, possible selec- tion and ascertainment … Study limitations included inadequate recruitment, testing for chlamydia outside the study protocol in … These limitations may have attenuated intervention effects, and the study may have been underpowered. … Limitations of screening tests for the detection of Chlamydia trachomatis in asymptomatic adolescent

54. Archived: Evidence Summary: Healthful Diet and Physical Activity for Cardiovascular Disease Prevention in Adults With Cardiovascular Risk Factors: Behavioral Counseling | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary2/healthy-diet-and-physical-activity-counseling-adults-with-high-risk-of-cvd-august-2014
    August 26, 2014 - Poor-quality studies had important limitations that were considered fatal flaws (for example, they had … In general, the limitations for these fair-quality studies included a lack of reporting of details around … There were also limitations posed by the quantitative pooling of results. … Fourteen trials could not be included in meta-analyses due to limitations in reporting at the primary … We used the DerSimonian–Laird method for random-effects meta-analyses, which has known limitations 93

55. Evidence Summary: Anxiety Disorders in Adults: Screening | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary/anxiety-adults-screening
    June 20, 2023 - Studies rated as “poor” quality due to critical methodological limitations were excluded, to limit the … overall quality of the studies, consistency of results between studies, precision of findings, and limitations … Limitations This review had several limitations. … No. of studies (No. randomized) Summary of findings Consistency and precision Other limitations … increased risk in suicide deaths and spontaneous abortion with benzodiazepine, but these data had important limitations

56. Evidence Summary: Skin Cancer Prevention: Behavioral Counseling | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/skin-cancer-counseling
    March 20, 2018 - number and design of included studies, summary of results, reporting bias, summary of study quality, limitations … publication, selective outcome reporting, or selective analysis reporting), and study quality (ie, study limitations … -25 , 29-31 , 34 , 37-43 , 45-47 and 2 as good quality. 26 , 32 For trials rated as fair quality, limitations … Limitations Limitations of the review approach include its focus on interventions conducted in or referable … Outcome Consistency and Precision Reporting Bias Study Quality b Body of Evidence Limitations

57. Let’s Talk About It: Preventing HIV with PrEP (pdf file)
    www.uspreventiveservicestaskforce.org/uspstf/sites/default/files/inline-files/hiv-prep-prevention-discussion-guide.pdf
    August 22, 2023 - Although available HIV risk assessment tools have limitations, healthcare professionals should routinely

58. Evidence Summary: Pregnant Women: Human Immunodeficiency Virus (HIV) Infection: Screening | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary-pregnant-women1/human-immunodeficiency-virus-hiv-infection-screening
    June 11, 2019 - based on quality of studies, consistency of results between studies, precision of estimates, study limitations … cohort studies did not include a control group of women who did not receive ART; other methodological limitations … monotherapy in risk of early infant death (4.4% vs 3.2%, P = 0.43) or stillbirth. 9 Methodological limitations … Limitations This review had several limitations. … by Outcome Consistency and Precision; Reporting Bias Overall Risk of Bias/Quality Other Limitations

59. Archived: Final Evidence Summary: Vitamin D and Calcium to Prevent Fractures: Preventive Medication | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary52/vitamin-d-and-calcium-to-prevent-fractures-preventive-medication-2013
    December 10, 2011 - Limitations: Most trial participants were older (aged ≥65 years) postmenopausal women. … Common limitations among the fair- or poor-quality RCTs were a high rate of loss to follow-up (>10%) … Common limitations among the fair- or poor-quality observational studies were lack of adjustment of family … Because of these issues, as well as the limitations of study-level meta-analysis (such as ecologic and … The strengths and limitations of meta-analyses based on aggregate data.

60. Archived: Skin Cancer: Screening | United States Preventive Services Taskforce
    www.uspreventiveservicestaskforce.org/uspstf/recommendation/skin-cancer-screening-july-2016
    July 26, 2016 - Evidence for Effectiveness of Screening in Northern Germany [SCREEN]) with important methodological limitations … However, this study design has limitations in the ability to create an appropriate comparison group, … fewer death from melanoma per 100,000 persons screened. 15 The SCREEN study has several important limitations … morbidity and mortality is limited to a single fair-quality ecologic study with important methodological limitations