PUBHLTH 1 Lecture Notes - Lecture 18: Newborn Screening, Risk Perception, Mammography
Document Summary
Statistics: making sense of uncertainty statistics is: The numbers that describe the health of the population. The science used to interpret these numbers. Most science is of a probable nature. Science is ongoing studies may contradict each other. The science of statistics can quantify the degree of uncertainty. The probability of finding an effect if there is, in fact, an effect. Examples of screening: mammography for breast cancer hiv tests . 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. Relate the raw numbers to size of populatio n birth rates mortality rates. For well-known risks, can be calculated from historical data. For poorly understood risks, must make many assumptions. What monetary value to put on a life saved. Role of data in public health uses of data.
