Table 2. The comparison of diagnostic preference for IMLN metastases.
Diagnostic criteria | Accuracy, % | Sensitivity, % | Specificity, % | PPV, % | NPV, % |
---|---|---|---|---|---|
Long diameter ≥10.5 mm | 68.3 | 62.9 | 90.7 | 96.6 | 37.1 |
Short diameter ≥4.5 mm | 72.7 | 71.4 | 77.8 | 93.0 | 39.6 |
Joint structure type | 75.9 | 74.1 | 83.3 | 94.9 | 43.7 |
IMLN, internal mammary lymph node; PPV, positive predictive value; NPV, negative predictive value.