Study designs: practice question

A PSM question in the style of the NEET PG paper. Answer it first, then read why the right option is right and why each of the others is wrong.

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PSM · Study designs

Sample item

Which measure is typically calculated directly in a cohort study?

Original practice item, not a recalled exam question. Nothing here is recorded.

The answer and the reasoning

C. Relative risk

This Study designs item is resolved by the defining principle: Relative risk best matches the stated finding or public-health measure.

Option by option

  • A. Kappa statistic only

    Kappa statistic only may be relevant elsewhere, but it conflicts with the central fact given here.

  • B. Odds ratio only

    Odds ratio only is not the best fit because it does not establish the requested study designs conclusion.

  • C. Relative risk (correct)

    Correct. Relative risk directly addresses the key clue in this scenario.

  • D. Median survival only

    Median survival only does not explain the finding or provide the indicated intervention.

Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.

More PSM questions

Questions about this PSM question

What is the answer to this PSM question?

The best answer is C, Relative risk. This Study designs item is resolved by the defining principle: Relative risk best matches the stated finding or public-health measure.

Why is "Kappa statistic only" not the answer?

Kappa statistic only may be relevant elsewhere, but it conflicts with the central fact given here.

Why is "Odds ratio only" not the answer?

Odds ratio only is not the best fit because it does not establish the requested study designs conclusion.

Why is "Median survival only" not the answer?

Median survival only does not explain the finding or provide the indicated intervention.

What concept does this question test?

It tests Study designs in PSM. The correct option holds because: Correct. Relative risk directly addresses the key clue in this scenario.

How hard is this question?

We tag it as an application question: it asks you to use a fact on a patient or a finding. The tag is our own editorial judgement, not an official difficulty rating, so read the reason for every option, not only the answer.

How should I study Study designs?

Practise biostatistics with small calculations until sensitivity, predictive values and risk measures are automatic. Then use the flashcards and the other PSM questions on this site to test what stuck.

Is this a real NEET PG question?

No. It is an original practice item (editorial status: sample, version 1). NextPrep does not publish recalled or leaked questions, and independent faculty review of this item has not been completed yet, so confirm important facts in a standard textbook.