Chapter 2: Environmental
Epidemiology Questions And Correct
Answers.
The contributions of epidemiology to environmental health include: - Answer concern with
populations
use of observational data
descriptive and analytic studies
Which of the following activities characterizes the epidemiologic approach (as opposed to the
clinical approach) - Answer Study of cancer occurrence in populations
The risk of acquiring a given disease during a time period is BEST determined by: - Answer the
incidence rate for that disease in a given period of time
Incidence rate is expressed as - Answer Number of cases/population X 100000
Point prevalence is measured by - Answer Number of individuals/population
During a Texas community reported 87 cases of H1N1- associated influenza. Ultimately, 9 fatal
cases of H1N1 occurred during this same month. There were 4 other fatalities. The CFR
associated with H1N1 during April was - Answer fatal cases/ total cases X 100
Those members of the population who are capable of developing a disease or condition -
Answer the population at risk
Examples of purely observational epidemiologic studies DO NOT usually include: - Answer
Experimental studies
In a case-control study, cases are those who have the outcome of interest and the controls are
those who do not. - Answer True
A relative risk of less than 1 mean that there is no association between exposure and outcome -
Answer False
Epidemiology Questions And Correct
Answers.
The contributions of epidemiology to environmental health include: - Answer concern with
populations
use of observational data
descriptive and analytic studies
Which of the following activities characterizes the epidemiologic approach (as opposed to the
clinical approach) - Answer Study of cancer occurrence in populations
The risk of acquiring a given disease during a time period is BEST determined by: - Answer the
incidence rate for that disease in a given period of time
Incidence rate is expressed as - Answer Number of cases/population X 100000
Point prevalence is measured by - Answer Number of individuals/population
During a Texas community reported 87 cases of H1N1- associated influenza. Ultimately, 9 fatal
cases of H1N1 occurred during this same month. There were 4 other fatalities. The CFR
associated with H1N1 during April was - Answer fatal cases/ total cases X 100
Those members of the population who are capable of developing a disease or condition -
Answer the population at risk
Examples of purely observational epidemiologic studies DO NOT usually include: - Answer
Experimental studies
In a case-control study, cases are those who have the outcome of interest and the controls are
those who do not. - Answer True
A relative risk of less than 1 mean that there is no association between exposure and outcome -
Answer False
