To what extent does epidemiology rely on medical disciplines for its content, and to what extent does it draw upon other disciplines?
- A. It relies entirely on medical disciplines.
- B. It relies entirely on non-medical disciplines.
- C. It integrates medical disciplines with social sciences and biostatistics.
- D. It does not rely on any specific discipline.
Correct Answer: C
Rationale: Epidemiology is interdisciplinary, combining knowledge from microbiology, biostatistics, social sciences, and clinical medicine.
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M.S in Public Health in IOM was stopped in
- A. 1996
- B. 1997
- C. 1998
- D. 1999
Correct Answer: A
Rationale: The MS in Public Health program at IOM was discontinued in 1996.
Male and female rats experimented with 4 different drugs, then which of the following study is conducted.
- A. chi square test
- B. z test
- C. t test
- D. none
Correct Answer: A
Rationale: Chi-square tests assess associations between categorical variables, useful here for analyzing drug effects across genders.
Case-control studies allow the investigator to examine only one outcome at a time, but they permit examination of several different exposures at a time. Select a disease or other health outcome with which you are familiar and see how many potential exposures you can identify.
- A. Cancer
- B. Diabetes
- C. Heart disease
- D. Infectious diseases
Correct Answer: A
Rationale: For example, in cancer studies, multiple exposures such as smoking, diet, radiation, and genetics can be assessed simultaneously.
The true regarding chi square test:
- A. Null hypothesis is equal
- B. Does not test the significance
- C. Tests correlation and regression
- D. Measures the significance of difference between two proportions
Correct Answer: D
Rationale: Chi-square tests assess differences between observed and expected frequencies.
Population doubling time is
- A. Growth rate(GR%)/70
- B. 70/GR%
- C. 60/GR%
- D. GR%/60
Correct Answer: B
Rationale: Population doubling time is calculated using the formula 70/GR%, where GR% is the annual growth rate expressed as a percentage.