Exam 5: Epidemiologic Principles and Methods

In a therapeutic clinical trial, both the experimental group and the control group are composed of patients who have the disease for which a therapy is being tested.

whats the following terms to the appropriate description. -Start in the present and monitor groups of people into the future or they may start at a point in time in the past and look forward from there.

What type of study is characterized by large numbers of subjects, all healthy at the time the study begins, being questioned regarding their exposures?

whats the following terms to the appropriate description. -Analysis that answers to the who, when, and where questions that provide clues about the causes of a disease or the source of an outbreak.

Information on the distribution of disease gives clues about the ____________________ of disease.

Which of the following is comprised of the answers to the who, when, and where questions?

Whats the appropriate description of the terms? -Start with people who are already ill and look back to determine their exposure

Whats the appropriate descriptionn of the following terms? -Neither the patient nor the doctor are aware who is receiving the treatment

Whats the appropriate description of the terms? -Most convincing type of clinical trials

Whats the appropriate descriptionn of the following terms? -Group that is not exposed to the intervention

The Physicians Health Study looked at prevention of both cancer and ____________________ disease.

When calculating the rate of a disease, which of the following is generally the denominator of the calculation?

Which of the following is the intervention study regarding fluoride for the prevention of tooth decay?

It is possible for a disease to have a high incidence but a low prevalence.

Prospective and retrospective studies both look for associations between exposure and disease.

Whats the appropriate descriptionn of the following terms? -Inactive substance similar in appearance to the drug or vaccine being tested

Case-control studies are much more efficient than cohort studies in that they focus on a smaller number of people and can be completed relatively quickly.

whats the terms to the appropriate description. -Number of cases must be counted and related to the size of the population being studies, yielding a rate

whats the following terms to the appropriate description. -Studies that are conducted in very much the same way as those of laboratory experiments on animals

If you gave all of the inhabitants of one town daily doses of acetaminophen but not the inhabitants of a demographically similar nearby town, that would be a(n) ____________________ study.