A study is planned to check stool occult blood positivity using hemoccult test among a group of paicipants aged 50 – 75 years. The test is repeated if result is positive. No repeating if the test is negative. What is the effect on sensitivity and specificity?
A study is planned to check stool occult blood positivity using hemoccult test among a group of paicipants aged 50 – 75 years. The test is repeated if result is positive. No repeating if the test is negative. What is the effect on sensitivity and specificity?
💡 Explanation
A study is planned to check stool occult blood positivity using hemoccult test among a group of paicipants aged 50 - 75 years. The test is repeated if result is positive. No repeating if the test is negative. What is the effect on sensitivity and specificity?
✓ Correct Answer: B. Sensitivity decreases specificity increases
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