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Epidemiology questions for NEET PG
165 Epidemiology questions from the Social & Preventive Medicine section of the Recallab bank, each with a verified answer, every option explained and a reference to a current edition. 2 are published in full below.
- An investigator obtains per-capita salt sales for each of 640 districts from state trade data, and district-level stroke mortality from the civil registration system. The two are plotted against each…
- In 2026 an investigator opens the personnel records of a dye factory, identifies every worker employed in the aniline unit in 2001 and every office worker employed the same year, and then searches…
- After a wedding meal attended by 260 people, 84 develop vomiting and diarrhoea. Onsets begin 3 hours after the meal, peak sharply at 6 hours, and the last case occurs at 11 hours. No further cases…
- In a cohort study, the annual incidence of lung cancer is 90 per 100,000 among smokers and 10 per 100,000 among non-smokers. What is the attributable risk of smoking for lung cancer?
- A cohort study follows 20,000 smokers and 40,000 non-smokers for ten years. Lung cancer develops in 200 smokers and in 80 non-smokers. What is the relative risk of lung cancer in smokers?
- A district health office receives routine monthly reports of deaths notified by hospitals in its area, without any officer visiting to seek cases. What type of surveillance is this?
- Which term describes the interval between a person acquiring an infection and reaching maximum infectivity, and which describes the gap between symptom onset in a primary case and in the secondary…