PUBHLTH 1 Lecture Notes - Lecture 68: Newborn Screening, Risk Perception, Mammography
Document Summary
The probable is what usually happens. The probability of finding an effect if there is, in fact, an effect. Examples of screening: mammography for breast cancer hiv tests newborn screening. False positive vs. false negative: in the arena of spousal relations: a wife notices lipstick on a husband"s shirt collar (a. But she later verifies that her husband actually encountered his aunt jane at a lunch break at a local fast food outlet. Adjusted rates e. g. , age adjusted. Group specific rates e. g. , gender specific. For well-known risks, can be calculated from historical data. For poorly understood risks, must make many assumptions. Cost is easier to calculate than benefit. Role of data in public health uses of data. Assess the health of a community. Raw material for research collection of data. Local records birth certificates death certificates notifiable diseases other vital: what monetary value to put on a life saved, often controversial, statistics, specificity and sensitivity statistics.
