study types cohort and case-control studies:研究类型的队列研究和病例对照研究 上传人:delicacy6082·上传时间:2018-05-30 1/38 0% 0% 0% 0% 0% 继续阅读
We investigated the mortality associated with all fracture types in elderly women and men.We did a 5-year prospective cohort study in the semi-urban city of Dubbo, Australia, of all residents aged 60 years and older (2413 women and 1898 men). Low-trauma osteoporotic fractures that occurred ...
Cohort studies generally provide more definitive evidence regarding causality than do other types of observational epidemiologic studies, but the high cost usually associated with them limits their use to special situations. Retrospective cohort studies and combined cohort/case-control studies are suggested ...
The aim of longitudinal surveys is to collect data and examine the changes in the data gathered. Longitudinal surveys are used in cohort studies, panel studies and trend studies. Check out our quiz-page with tests about: Psychology 101 Science Flags and Countries Capitals and Countries « ...
In addition, results from epidemiologic studies and controlled clinical trials have indicated that replacing saturated fat with unsaturated fat is more effective in lowering risk of CHD than simply reducing total fat consumption. Moreover, prospective cohort studies and secondary prevention trials have ...
Determinants of long-term fatigue in breast cancer survivors: results of a prospective patient cohort study. Psychooncology. 2015;24(1):40-46.PubMedGoogle ScholarCrossref 2. Schmidt ME, Chang-Claude J, Vrieling A, Heinz J, Flesch-Janys D, Steindorf K. Fatigue and quality of life in ...
cohort (LC500.46 versus 0.81). Taken together, our data point to new subtype-specific therapeutic opportunities in ALL. To explore the effects of multiple testing, we also performed Benjamini–Hochberg correction for these subtype-related comparisons (Supplementary Table5) and the majority of the ...
Women's sexual health and contraceptive needs after a severe obstetric complication ("near-miss"): a cohort study in Burkina Faso Background: Little is known about the reproductive health of women who survive obstetric complications in poor countries. Our aim was to determine how seve... R Gan...
Impact of Caesarean section on future pregnancy - a review of cohort studies Summary. Use of Caesarean sections has notably increased in many countries. This article reviews existing cohort type studies to compare subsequent reprodu... Elina,Hemminki - 《Paediatric & Perinatal Epidemiology》 被引量...
In the present study, we examined leisure-time physical activity in relation to risk of 26 different cancer types in a pooled analysis of 12 prospective cohort studies and 1.44 million participants. We address several methodologic limitations in prior research by attaining case numbers comparable to...