Table 4 Assessment of the benign or malignant nature of the lesion
Radiological assessment | Histology | Sensitivity | Specificity | Accuracy | ||
|---|---|---|---|---|---|---|
benign | malignant | total | ||||
Ultrasound* | ||||||
Benign | 71 | 13 | 84 | 88% | 54% | 79% |
Malignant | 10 | 15 | 25 | |||
Total | 81 | 28 | 109 | |||
CT* | ||||||
Benign | 31 | 3 | 34 | 91% | 57% | 85% |
Malignant | 3 | 4 | 7 | |||
Total | 34 | 7 | 41 | |||
Ultrasound and CT | ||||||
Benign | 30 | 3 | 33 | 88% | 57% | 83% |
Malignant | 4 | 4 | 8 | |||
Total | 34 | 7 | 41 | |||
MRI* | ||||||
Benign | 49 | 11 | 60 | 98% | 52% | 84% |
Malignant | 1 | 12 | 13 | |||
Total | 50 | 23 | 73 | |||
Ultrasound and MRI | ||||||
Benign | 43 | 11 | 54 | 86% | 52% | 75% |
Malignant | 7 | 12 | 19 | |||
Total | 50 | 23 | 73 | |||