Table 4.
Diagnostic performance of different MRI parameters in the diagnosis of breast cancer and benign diseases.
| Parameters | ROC | |||||||
|---|---|---|---|---|---|---|---|---|
| Best threshold | AUC | 95% CI | Spe. (%) | Sen. (%) | PPV (%) | NPV (%) | Accuracy (%) | |
| ΔT1% | 75.470 | 0.793 | 0.684,0901 | 70.00 | 80.00 | 80.00 | 70.00 | 76.00 |
| T2 | 87.120 | 0.798 | 0.685,0.911 | 86.67 | 77.78 | 89.74 | 72.22 | 81.33 |
| ADC | 1.195 | 0.818 | 0.718,0.917 | 83.33 | 77.78 | 87.50 | 71.43 | 80.00 |
| Age | 43.500 | 0.625 | 0.480,0.770 | 50.00 | 86.67 | 72.22 | 71.43 | 72.00 |
| BMI | 22.940 | 0.655 | 0.524,0.786 | 63.33 | 71.11 | 74.42 | 59.38 | 68.00 |
| Margin | – | 50.00 | 24.44 | 42.31 | 30.61 | 34.67 | ||
| Internal Enhancement Pattern | 33.33 | 93.33 | 67.74 | 76.92 | 69.33 | |||
| Menopausal State | 60.00 | 15.56 | 36.84 | 32.14 | 33.33 | |||
Sen, sensitivity; Spe., specificity; PPV, positive predictive value; NPV, negative predictive value.