epidemiology Final Exam QUESTIONS WITH COMPLETE SOLUTIONS

Final Exam QUESTIONS WITH COMPLETE SOLUTIONS Goal of epidemiology - correct answers to improve health outcomes in a population Rate - correct answers number of events/populations at risk x 100,000 Incidence correct answers number of new cases of an illness/injury that occurs within a specific time Prevalence correct answers measures all of the existing cases at a given point in time Prospective Study correct answers establishes a causal association and a temporal relationship, all subjects are free of disease, data is collected over time Retrospective Study - correct answers does NOT establish a causal association, investigators go back in time to study a population that was at risk (subjects have already has the illness/injury) Confounding Factor - correct answers variable that effects both the exposure and the outcome; must be identifiable to account for what may impact the direct and indirect variables Evidenced Based Research - correct answers taking findings from studies and implementing them into practice Pathogenesis - correct answers how an infection or disease develops in the body/chain of events leading to the disease Tuberculosis Transmission - correct answers droplet nuclei (airborne)