HLTB15H3 Chapter Notes - Chapter 10: Odds Ratio, Contingency Table, Point Estimation
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Both cases and controls are asked the same set of questions about past exposures. The best study approach for identifying possible risk factors for a disease. All cases must have the same disease, disability, or other health-related condition as per. Odds ratio : is used to identify likely risk factors. 10. 2 finding cases and controls the case definition. The case definition must specify exactly what characteristics must be present or absent for a person to be deemed a case. The case definition should include person, place and time (ptt) characteristics. Find cases through: h ospitals, specialty clinics, physicians" offices, public health agencies, disease registries, and disease support groups. Use a control definition to ensure that controls are similar to the cases except for their disease status. Control definition: spells out all of the eligibility criteria for members of the comparison population.
