A test was considered for diagnosing a disease. Out of 80 positive cases with this test, 40 actually had no disease. Out of 9920 tested negative cases 9840 actually had no disease. Calculate the sensitivity of the test-
Ref :Parks 23rd edition pg 139 Sensitivity = TP / (TP + FP) = 40 / (40+80)=. 33
13%
33%
50%
99%
Screening