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Total Results: 568 records

Showing results for "difficult".

  1. www.uspreventiveservicestaskforce.org/home/getfilebytoken/c7NQCTUxonKVCR_B8nGq9y
    May 01, 2006 - It is difficult to establish a causal relationship between anemia and developmental abnormalities in
  2. www.uspreventiveservicestaskforce.org/uspstf/recommendation/iron-deficiency-anemia-screening-2006
    May 15, 2006 - It is difficult to establish a causal relationship between anemia and developmental abnormalities in
  3. www.uspreventiveservicestaskforce.org/uspstf/recommendation/obesity-in-adults-screening-and-management-2012
    June 15, 2012 - Results of trials were not stratified by BMI category, making it difficult to ascertain the certainty
  4. www.uspreventiveservicestaskforce.org/uspstf/recommendation/vitamin-d-and-calcium-to-prevent-fractures-preventive-medication-2013
    February 15, 2013 - for osteoporotic fractures, most fracture prevention studies are done in this population and it is difficult
  5. www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/dementia-older-adults-screening-2003
    June 03, 2003 - Three methodological problems make it difficult to assess the accuracy of screening tests for dementia … Because of the heterogeneity of the interventions, it is difficult to determine the optimal components … The literature makes it difficult to define clearly how many people with early dementia benefit from
  6. www.uspreventiveservicestaskforce.org/uspstf/recommendation/postmenopausal-hormone-prophylaxis-preventive-medication-1996
    January 01, 1996 - Controlled trials of the effects of hormone therapy on clinical endpoints are difficult … The net effect of these different biases is difficult to predict, and they could plausibly have increased
  7. www.uspreventiveservicestaskforce.org/home/getfilebytoken/U7JR2xtrb6EHFyLP6yUTAK
    March 20, 2018 - persons die from nonmelanoma skin can- cer each year.6 The true prevalence of nonmelanoma skin cancer is difficult … However, most individual measures were not statistically significant, and it was difficult to determine
  8. JAMA JATS (pdf file)

    www.uspreventiveservicestaskforce.org/home/getfilebytoken/UA7cEG8wH4xh8-fr7Lfw9q
    September 18, 2018 - nity setting.1 Study heterogeneity, trial quality, and differences in populations and settings made it difficult … However, these outcomes are difficult to interpret because of high dropout rates (�35% in half of the
  9. www.uspreventiveservicestaskforce.org/uspstf/recommendation/intimate-partner-violence-and-abuse-of-elderly-and-vulnerable-adults-screening
    October 23, 2018 - such as “Because the questions on partner violence were asked, I feel my home life has become (less difficult … … more difficult).”
  10. www.uspreventiveservicestaskforce.org/uspstf/recommendation/abdominal-aortic-aneurysm-screening-2014
    June 23, 2014 - The exact extent of overdiagnosis and overtreatment is difficult to estimate. … is probably associated with some amount of overtreatment, although the magnitude of this burden is difficult
  11. www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary13/healthful-diet-and-physical-activity-for-cardiovascular-disease-prevention-in-adults-behavioral-counseling
    December 07, 2010 - of behavioral outcomes varied across trials, and both dietary and physical activity behaviors can be difficult … of some types of activity, and the subjective nature of a person's assessment of intensity make it difficult … cases RCT (case-crossover) Fair; adverse events rarely reported in trials; case-crossover design; difficult
  12. www.uspreventiveservicestaskforce.org/uspstf/document/postmenopausal-hormone-replacement-therapy-for-primary-preve/v2-menopausal-hormone-therapy-preventive-medicatio
    August 21, 2002 - studies allowed examination of issues of duration and currency of use and examined end points that are difficult … This type of selection bias is difficult to measure and may have led to systematic overestimates of the … Difficult to draw any conclusions because outcome measures are so diverse. 9. Dementia?
  13. www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary27/healthy-diet-and-physical-activity-counseling-for-cvd-prevention-in-adults
    December 15, 2010 - of behavioral outcomes varied across trials, and both dietary and physical activity behaviors can be difficult … of some types of activity, and the subjective nature of a person's assessment of intensity make it difficult … RCT (case-crossover) Fair; adverse events rarely reported in trials; case-crossover design; difficult
  14. www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary13/healthful-diet-and-physical-activity-for-cardiovascular-disease-prevention-in-adults-behavioral-counseling-2012
    December 07, 2010 - of behavioral outcomes varied across trials, and both dietary and physical activity behaviors can be difficult … of some types of activity, and the subjective nature of a person's assessment of intensity make it difficult … cases RCT (case-crossover) Fair; adverse events rarely reported in trials; case-crossover design; difficult
  15. www.uspreventiveservicestaskforce.org/uspstf/document/postmenopausal-hormone-replacement-therapy-for-primary-preve/menopausal-hormone-therapy-preventive-medication-2002-2005
    August 21, 2002 - studies allowed examination of issues of duration and currency of use and examined end points that are difficult … This type of selection bias is difficult to measure and may have led to systematic overestimates of the … Difficult to draw any conclusions because outcome measures are so diverse. 9. Dementia?
  16. www.uspreventiveservicestaskforce.org/home/getfilebytoken/sQ7hREGwnBm8Wh-LEFWP4F
    October 01, 2002 - studies allowed examination of issues of duration and currency of use and examined end points that are difficultDifficult to draw any conclusions because outcome measures are so diverse. 9. Dementia? … This type of selection bias is difficult to measure and may have led to systematic overestimates of the
  17. www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary27/healthy-diet-and-physical-activity-counseling-for-cvd-prevention-in-adults-2012
    December 15, 2010 - of behavioral outcomes varied across trials, and both dietary and physical activity behaviors can be difficult … of some types of activity, and the subjective nature of a person's assessment of intensity make it difficult … RCT (case-crossover) Fair; adverse events rarely reported in trials; case-crossover design; difficult
  18. www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary26/tobacco-use-in-children-and-adolescents-primary-care-interventions
    December 11, 2012 - participant data by group 27 , 30 , 33 , which makes ensuring that groups were comparable at baseline difficult … Such variation makes it difficult to make concrete comparisons and generalize results.
  19. www.uspreventiveservicestaskforce.org/home/getfilebytoken/teeHcmNgvNBSj4-E9SN5QK
    February 01, 2005 - As is true in screening for other diseases, the influence of competing causes of death makes it difficult … Screening trials are even more difficult than we thought they were [Editorial].
  20. www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary26/tobacco-use-in-children-and-adolescents-primary-care-interventions-2013
    December 11, 2012 - participant data by group 27 , 30 , 33 , which makes ensuring that groups were comparable at baseline difficult … Such variation makes it difficult to make concrete comparisons and generalize results.

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