Nr503 / Nr 503 Midterm Exam (Latest 2024 / 2025): Population Health, Epidemiology & Statistical Principles - Chamberlain

Etiology {Ans: the cause of a disease or condition}What is the difference between mortality rate and case-fatality? {Ans: mortality rates have the entire population as the denominator who are at risk and those who aren't. Case-fatality should be restricted to deaths from that disease}Case-Fatality {Ans: # of individuals dying during a specific period of time after disease onset or diagnosis/ # of individuals with the specific disease * 100 what percentage of people who have a certain disease die within a certain time after their disease was diagnosed?}What is an advantage of active surveillance? {Ans: more accurate due to reduced reporting burden for health care providers}At an initial examination in Oxford, Mass. migraine headache was found in 5/1,000 men aged 30-35 and in 10/1000 women aged 30-35 years. The inference that women have a two times greater risk of developing migraine headache than do men of this age group is: {Ans: incorrect because of failure to distinguish between incidence and prevalence}Different Periods of time incidence rate {Ans: # of NEW cases/total person-time}Problems with the denominator {Ans: selective under counting of certain groups in the population may occur. Or certain disease that no longer