Table 3.
Diagnostic performance of the individual dynamic contrast-enhanced MR (DCE-MR) parameters in differentiating ovarian masses in the present study
| DCE-MR parameter | Ovarian masses (n = 150) |
Sensitivity (%) | Specificity (%) | Accuracy (%) | Likelihood ratio |
||
|---|---|---|---|---|---|---|---|
| Benign 42 (28) | Borderline and Malignant 108 (72) | Positive | Negative | ||||
| Maximum relative enhancement percentage | |||||||
| <120 | 30 (20) | 13 (8.7) | 88 | 71.4 | 83.3 | 1.25 | 1.21 |
| >120 | 12 (8) | 95 (63.3) | |||||
| Time of initial peak of maximal uptake (s) | |||||||
| >200 | 34 (22.7) | 37 (24.7) | 65.7 | 80.1 | 70 | 0.83 | 0.80 |
| <120 | 8 (5.3) | 71 (47.3) | |||||
| Slope enhancement ratio curves | |||||||
| Type I | 36 (24) | 17 (11.3) | 84.2 | 85.7 | 84.7 | 1 | 0.97 |
| Type II–III | 6 (4) | 91 (60.7) | |||||
Data are reported as number (percent).