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Cornell University    
  Jan 21, 2018
Courses of Study 2015-2016 [ARCHIVED CATALOG]

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VTPMD 6650 - Study Designs

Spring. 2 credits.

Prerequisite: VTPMD 6640  and BTRY 6010  (College of Agriculture and Life Sciences).

H. O. Mohammed.

Design and interpretation of cross-sectional, case-control, and cohort studies (including controlled clinical trial). Design issues include sample size, bias, and relative advantages and disadvantages. Course objectives are to (1) know the difference between different epidemiologic study designs and relative advantages and disadvantages of each; (2) given a problem (usually a field situation), be able to design an appropriate epidemiologic study; (3) be able to effectively analyze and criticize published epidemiologic studies. Consists of lectures on the principles of epidemiologic study design and related issues (sample size calculations, validity and precision, and identification and minimizing of bias); basic analysis of epidemiologic data; and discussion of published epidemiologic studies. These include observational cohort studies (prospective and retrospective), crosssectional studies, case-control studies, and hybrid studies (ambidirectional and other hybrid designs).

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