CPH Exam: Epidemiology Questions & Answers 2024
CPH Exam: Epidemiology Questions & Answers 2024 Epidemiology definition - ANSWER-Study of the distribution and determinants of health related states and events in specified populations Fixed populations - ANSWER-Membership based on an event which is permanent; people will not come in and people will not leave Transient populations - ANSWER-Membership based on a condition that can change; people will come and go Epidemic - ANSWER-Outbreak or occurrence of a disease, disability, or death from a single source in a group, population, or community/geographic area Endemic - ANSWER-the ongoing presence of a disease within a population, group, or area Pandemic - ANSWER-Disease that occurs over a wide geographic area and affects a very high proportion of the population. Prevalence - ANSWER-The number of existing cases divided by the total population Incidence - ANSWER-The number of new cases divided by the population at risk at a specified time Cumulative incidence - ANSWER-The number of new cases in a time period. CI= Number of new cases/Population at risk at a specified time Incidence rate - ANSWER-Number of new cases in population/person-time at risk
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