1 epidemiology a fundamental discipline in public health, Ask an Expert

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1. Epidemiology, a fundamental discipline in public health, has many applica- tions in the health sciences.

a. Name three types of epidemiologic study designs.

b. What types of problems can we address with them?

2. Suppose a health research institute is conducting an experiment to determine whether a computerized, self-instructional module can aid in smoking cessa- tion.

a. Propose a research question that would be relevant to this experiment.

b. Is there an independent variable (exposure factor) in the institute's experi- ment?

c. How should the subjects be assigned to the treatment and control groups in order to minimize bias?

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