Epidemiology

Epidemiology - 2011 UM Maastricht Simone Andrea Mohrs...

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2011 UM Maastricht Simone Andrea Mohrs
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[ CUMMULATIVE TEST 1 ] Cmaps of epidemiological issues
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Cohort Studies Prospective Retrospective Case-Control Study A. Study group Exposed persons: ( + ) a b Exposed persons: ( + ) a b Persons with diseases (cases): + a c B. Comparison group Non-exposed persons: ( ( + ) c d Non-exposed persons: ( ( + ) c d Persons without disease (controls): + b d C. Outcome measurements Incidence in the exposed + aa b and Incidence in the non-exposed + cc d Incidence in the exposed + aa b and Incidence in the non-exposed + cc d Proportion of cases exposed + aa c and Proportion of controls exposed + bb d D. Measures of risk Absoluter risk Relative risk Odds ratio Attributable risk Absoluter risk Relative risk Odds ratio Attributable risk - - Odds ratio
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Attributable risk 1 E. Temporal relationship between exposure and disease Easy to establish Sometimes hard to establish Sometimes hard to establish F. Multiple associations Possible to study associations of an exposure with several diseases
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This note was uploaded on 01/17/2011 for the course EPID 3287 taught by Professor Weijnberg during the Winter '10 term at Maastricht.

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Epidemiology - 2011 UM Maastricht Simone Andrea Mohrs...

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