FNR 201 Lecture Notes - Lecture 2: Center For Nutrition Policy And Promotion, Multiple Exposure, Cohort Study
5 Mar 2018
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Document Summary
Importance/applications of epidemiology: understand causes of disease in populations, preventing/controlling disease in populations, guide health care policy and planning (policy makers, guide management of health and disease in individuals (clinicians, what a heathy diet actually looks like (patterns) Uses of epidemiology in health research: monitor health care utilization, assessing population requirements for health care, evaluating organizations of health care services. Improving patient care: generating hypotheses (can generate many at a time) Sample: research is carried out in samples, representative of a whole population (main goal of sampling) Two fundamental q"s of epidemiological research: are the conclusions of the research correct for people in the sample? (i. e. how true are the findings) If conclusions are true, does the sample fairly represent the population of interest? (i. e. generalizability: can the findings be applied to the broader pop. In the discussion : chance (random error) always present at some level.
