Question 78 · LEK · Characteristics of scientific studies
A study was conducted that aimed to identify the risk factors for SARS-CoV-2 infection among physicians. From the population of physicians in contact with COVID-19-infected patients, 50 physicians were selected who had SARS-CoV-2 infection confirmed within the period of 6 months preceding the study, and a group of 50 uninfected ones. Both groups were inquired about the personal protective measures and hygiene practices they had been using in previous months. The above description refers to:
- A. experimental study.
- B. cross-sectional study.
- C. case-control study.
- D. cohort study.
- E. ecological study.
Hint
Note how participants were selected, by outcome (infection status) or by exposure, and in which direction exposure was assessed.
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