Absolute risk {Ans: The incidence of disease in a population. ✔ The probability or chance of an event. It is usually used for the number of events (such as a disease) that occurred in a group, divided by the number of people in that group}Morbidity {Ans: Presence of illness in population}Attributable risk {Ans: How much of the risk (incidence) of the disease we hope to prevent if able to eliminate exposure to the agent in question. ✔}Infectious disease {Ans: A disease that is caused by a pathogen and that can be spread from one individual to another.}Odds ratio {Ans: The ratio of the odds of development of disease in a non-exposed person ✔}Incidence {Ans: Measures the appearance of new cases}Chronic disease {Ans: a disease that develops gradually and continues over a long period of time}Outcome {Ans: The end result that follows an intervention}Population-base research {Ans: Addresses health outcomes, health determinants, and policies and interventions that link the two in efforts to improve population health and ameliorate health disparities.}Data Critique {Ans: Checking sources for validity, reliability, and credibility}Positive Predictive Value (PPV) {Ans: The proportion of patients/clients with a positive test