Question 1
Define the following terms in your own words
a. Cost-effectiveness analysis –
b. Evidence-based public health –
c. Infectious (communicable) disease –
d. Zoonotic disease –
e. Posttraumatic stress disorder –
f. Psychiatric epidemiology –
,
Question 2
What are the three elements of the epidemiologic triangle?
Question 3
Calculate the sensitivity, specificity, positive predictive value (or predictive value +) and negative predictive value (or predictive value -) for the data in the following table (NOTE: Pay attention to the labels on the rows and columns, and be sure to show all your work.):
Screening test positive Screening test negative
Gold standard: disease present 58 13
Gold standard: disease absent 9 176
Question 4
How do the trends for overweight and obesity in the United States compare for children and adolescents versus adults?
,