Biostatistics & Research · single question

In statistical testing, SENSITIVITY measures which of the following?

  1. True positives among individuals WITH the disease
  2. True negatives among individuals WITHOUT the disease
  3. False positives
  4. False negatives
Show answer and explanation

Correct answer: A. True positives among individuals WITH the disease

  • A. Correct. Sensitivity = TP / (TP + FN) — the proportion of diseased people correctly identified.
  • B. That describes specificity.
  • C. False positives relate to specificity (1 - specificity), not sensitivity.
  • D. False negatives are what reduce sensitivity, but sensitivity itself measures true positives among the diseased.

Practice Biostatistics & Research questions Biostatistics & Research study notes

More Biostatistics & Research practice questions