Epidemiology multiple choice questions.

Question 1. Which of the following is/are the criteria for assessing scientific rigor in qualitative research?

I. Auditability

II. Credibility

III. Generalizability

Select one:
a. I and II
b. I
c. II
d. II and III
e. I and III

Question 2. Which of following is not a sampling method commonly adopted in qualitative studies?

Select one:
a. Use of theoretical saturation
b. Use of snowball sampling
c. Use of atypical cases
d. Use of small sample size
e. Use of convenience sampling

Question 3. Which of the following is/are the characteristics of focus group interviews?

I. Group discussion
II. Interviewers lead the interview
III. Use of unstructured interview

Select one:
a. I and II
b. II
c. I and III
d. I
e. II and III

For Questions 4, read a relevant section of the attached paper “Rothwell PM, Price JF, Fowkes FG, et al. Short-term effects of daily aspirin on cancer incidence, mortality, and non-vascular death: analysis of the time course of risks and benefits in 51 randomised controlled trials. Lancet. 2012;379(9826):1602-1612.” and answer Question 4.

Question 4. Which type of study was included in this meta-analysis?

Select one:
a. Randomized trials
b. Case-control studies
c. Observational studies
d. Prospective cohort studies
e. Non-concurrent cohort studies