NR 503 (Epidemiology)-Week 3 with complete questions and answers.

NR 503 (Epidemiology)-Week 3 with complete questions and answers. Risk Factor - correct answers.A condition that may adversely affect an individual's health Absolute Risk - correct answers.The incidence of disease in a population Relative risk - correct answers.The ratio of the risk of disease in exposed individuals to the risk of disease in non-exposed individuals Odds Ratio - correct answers.The ratio of the odds of development of disease in non-exposed person Attributable Risk - correct answers.How much of the risk (incidence) of the disease we hope to prevent if able to eliminate exposure to the agent in question Incidence Rate - correct answers.The number of new cases of a disease that occurs during a specified period of time in a population at risk for developing the disease Prevalence Rate - correct answers.The number of affected persons present in the population at a specific time divided by the number of persons in the population at that same time The 5W's of descriptive epidemiology - correct answers.What = health issue of concern Who = person Where = place When = time Why/how = causes, risk factors, modes of transmission Necessary and Sufficient Causal relationship - correct answers.A factor in both necessary (disease will occur only if the factor is present) AND sufficient (exposure always leads to disease). Rarely encountered. Example: infectious diseases. 100