Introduction Due Date: 28 May, 2017 Length: Approximately 2,500 words Submission Details: Upload your Assignment in the ‘Assignments’ area of vUWS. Feedback Details: Marked assignments with...

Introduction Due Date: 28 May, 2017 Length: Approximately 2,500 words Submission Details: Upload your Assignment in the ‘Assignments’ area of vUWS. Feedback Details: Marked assignments with individualised comments will be posted on vUWS. Rationale Application of the epidemiological approach to critically evaluate evidence is a key skill in the health sciences. Assignment 3 asks students to draw on their accumulated knowledge of concepts and skills in epidemiology to critically appraise the association between an exposure and an outcome as reported in a peer-reviewed epidemiological study. Task Assignment 3 will involve students choosing a peer-reviewed journal article and assessing the extent to which there is a causal association between the main exposure and outcome. Criteria You will be assessed on the following: Your ability to critically appraise an observed association between an exposure and an outcome using a hierarchy of evidence should select any one of the following 4 files for critical appraisal