BS Nursing Epidemiology
nmdcat.online June 6, 2026

110. In clinical screening, if a disease has a very low prevalence in a population, what critical impact does this have on the Positive Predictive Value (PPV) of a screening test, even if the test has high sensitivity and specificity?

A. PPV will be very high.
B. PPV will be very low, leading to many false positives.
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C. PPV will be unchanged.
D. PPV becomes irrelevant.

📖 Additional Information

  • PPV will be very high.
  • PPV will be very low, leading to many false positives.
  • PPV will be unchanged.
  • PPV becomes irrelevant.

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