Epidemiology & Screening · NEET PG Preparation Community Medicine (PSM)

During an outbreak of cholera in a village of 5,000 population, 250 cases are reported over a period of two weeks, out of which 25 patients die. What…

Practice question from Epidemiology & Screening (NEET PG Preparation Community Medicine (PSM)), with the correct answer and a step-by-step solution.

easy · MCQ · Q-0FD324

During an outbreak of cholera in a village of 5,000 population, 250 cases are reported over a period of two weeks, out of which 25 patients die. What is the case fatality rate (CFR) of cholera in this outbreak?

  1. A.0.5%
  2. B.5.0%
  3. C.10.0%Correct answer
  4. D.25.0%

Solution

Case Fatality Rate (CFR) is defined as the proportion of cases of a specified condition that are fatal within a specified time. Formula: (Number of deaths from disease / Number of diagnosed cases of disease) ×100\times 100. Here, (25/250)×100=10%(25 / 250) \times 100 = 10\%.

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