Usmle2 epi epidemiology 1 Study guides, Class notes & Summaries

USMLE2 Epi Epidemiology 1 Complete Questions And Answers 2023 What is prevalence? number of existing cases in the population at a moment in time What is incidence? number of new cases in the disease-free population that develop over a period of time Formula for prevalence? Prevalence = incidence x average duration of disease; also = (total cases in population at a given time)/(total population) incidence is measured with what type of study cohort study prevalence is measured with what t...