Table 3 Diagnostic accuracy of ultrasound in the diagnosis of IMLN metastases
From: Intra-mammary lymph nodes, an overlooked breast cancer prognostic tool?
Variables | US findings | |||
|---|---|---|---|---|
Benign | Suspicious | |||
No. | % | No. | % | |
Pathological findings | ||||
Benign | 6 | 24 | 1 | 4 |
Malignant | 19 | 76 | 24 | 96 |
Total | 25 | 25 | ||
Sensitivity of US | 96% CI (79.65 to 99.90%) | |||
Specificity | 24% CI (9.36 to 45.13%) | |||
PPV | 55.8% CI (49.98 to 61.49%) | |||
NPV | 85.7% CI (43.75 to 97.89%) | |||
Accuracy | 60% CI (45.18 to 73.59%) | |||