Epidemiology and Biostatistics for Public Health Application I
Question 1
The epidemiologist John Cassel argued that the agent, host, and environment triad provided
an adequate explanation for chronic diseases of noninfectious origin.
True
False
Question 2
An important risk factor for the population is always important for the individual.
True
False
Question 3
A dynamic population is one that adds new members through immigration and births and
loses members through emigration and deaths.
True
False
Question 4
Doll and Peto demonstrated that the mortality ratios for lung cancer were similar among those
who smoked 1–14 cigarettes per day and those who smoked 15–24 cigarettes per day.
True
False
Question 5