Number needed to treat (NNT) is:

A The number of patients in a study

B The number of patients that must be treated for one to benefit over control

C The sample size

D The number of doctors

✓ Correct Answer: Option B

NNT = 1/ARR (absolute risk reduction). Lower NNT = more effective treatment.

💡 Why is B) the correct answer?

The correct answer to the question "Number needed to treat (NNT) is:" is Option B: The number of patients that must be treated for one to benefit over control.

The other options — A) The number of patients in a study, C) The sample size, D) The number of doctors — are incorrect for this PCAT Exam Prep question. As explained above: NNT = 1/ARR (absolute risk reduction). Lower NNT = more effective treatment.

📚 About This PCAT Exam Prep Practice Question

This 3-level PCAT Exam Prep question from the Critical Reading topic is part of BrainForge Quiz's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free PCAT Exam Prep practice test or use flashcards for spaced repetition review.

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Number needed to treat (NNT) is:

✓ Correct Answer: Option B

📚 About This PCAT Exam Prep Practice Question

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