Predictive value of a positive test is defined as-

A. True+ve/true+ve+false-vex100

B. True + ve/ true + ve + false + ve x 100

C. False + ve / true + ve + false + ve x 100

D. False + ve / true + ve + false - ve x 100

Correct Answer: True + ve/ true + ve + false + ve x 100

Description: Ref:Parks 23rd edition pg 140 PPV = TP / (TP +FP) * 100 Predictive value reflects the diagnostic power of a test.

Category: Social & Preventive Medicine

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