| ADNEX model | MRI | X2 | P |
Accuracy (%) | 78.7 | 80.1 | 0.09 | 0.764 |
Sensitivity (%) | 93.0 | 90.7 | 0.156 | 0.693 |
Specificity (%) | 72.0 | 75.3 | 0.249 | 0.618 |
Positive predictive value (%) | 60.6 | 62.9 | 0.071 | 0.789 |
Negative predictive value (%) | 95.7 | 94.6 | 0.098 | 0.755 |