public health

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 –,CLICK HERE TO GET MORE.........

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?

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