From: MRI efficacy in diagnosing internal lesions of the knee: a retrospective analysis
 | Medial meniscus tears | Lateral meniscus tears | ACL injuries | PCL injuries | Chondral injuries |
---|---|---|---|---|---|
Accuracy | 81% | 77% | 86% | 98% | 60% |
Sensitivity (95% CI) | 83% (63 – 93) | 62% (30 – 81) | 83% (60 – 94) | 100% (31 – 100) | 42% (21 – 66) |
Specificity (95% CI) | 69% (41 – 88) | 88% (68 – 97) | 89% (70 – 97) | 98% (80 – 97) | 73% (52 – 88) |
PPV | 83% | 81% | 90% | 75% | 53% |
NPV | 69% | 74% | 86% | 100% | 63% |
LR+ | 2.64 | 5.36 | 7.43 | 45 | 1.56 |
LR- | 0.25 | 0.43 | 0.19 | 0 | 0.79 |
AUC | 0.75 | 0.752 | 0.86 | 0.98 | 0.57 |