Skip to main content

Table 5 Diagnostic indices of the different modalities used in the study.

From: Axillary lymph node status in BIRADS 4-5 female patients: can shear wave and strain ultrasound elastography help?

Item TP FN TN FP Sensitivity Specificity PPV NPV Accuracy
Conventional Ultrasound 39 0 14 7 100% 66.67% 84.78% 100%% 88.33%
Qualitative SWE 30 9 17 4 76.92% 80.95% 88.24% 65.38% 78.33%
Emax (SWE) 30 9 19 2 76.9% 90.5% 93.75% 67.86% 81.67%
Eratio (SWE) 30 9 21 0 76.9% 100% 100% 70% 85%
Qualitative SE 36 3 12 9 92.31% 57.14% 80% 80% 80%
SR (SE) 34 5 16 5 87.2% 76.2% 87.10% 76.19% 83.33%