HSCI 130 Lecture Notes - Lecture 2: Case Report, Cohort Study, Natural Experiment
18 Apr 2016
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Exposures: proximity and/or contact with a source of a disease agent in such a manner that effective transmission or the agent or harmful effects of the agent may occur, they can be beneficial or harmful. Beneficial such as vaccines, education: there may be a dose response. Exposed: a group whose members have been exposed toa supposed cause of disease or health state of interest or possess a characteristic that is a determinant of the health outcome of interest. Examples of exposures: infectious agents, behaviours. Smoking, unprotected sex: intrinsic characteristics of individuals, social or environmental factors. Outcomes: al the possible results that stem from exposure to a causal factor, all identified changes in health status arising as a consequence of the handling of a health problem. Outcomes includes skin cancer, death, aids from hiv, gene mutation. Where: example: case report for a new disease, case reports/case series.
