“…In a study by Osman (4) with 54 knees to validate joint line tenderness, the sensitivity, specificity, postitive predictive value, negative predictive value and accuracy found to be 86%, 67%, 59%, 90% and 74% respectively.The author concluded that the test is inferior in identifying medial meniscus tear in comparison to lateral meniscus. Similarly, in a study by Rose RE (8), the sensitivity, specificity, positive predictive value, negative predictive value and accuracy were found to be 92%, 78.48%, 73% 93% and 83.72% respectively. Wadey et al (9) in their study with 71 patients showed the sensitivity of 84.6%, specificity of 31.2%, positive predictive value 60% and negative predictive value of 62.5%.…”