Table 5 The diagnostic performance for assessing the most common benign lesions and malignant tumors
Histologic diagnosis | No. (%) | Diagnostic accuracy of O-RADS system | Diagnostic accuracy of Subjective judgment | ||
|---|---|---|---|---|---|
Group I | Group II | Group I | Group II | ||
Benign mass | |||||
Mature cystic teratoma | 217 (35.2) | 201 (92.6) | 188 (86.6) | 210 (96.8) | 193 (88.9) |
Ovarian endometriosic cysts | 75 (12.2) | 65 (86.7) | 60 (80.0) | 72 (96.0) | 73 (97.3) |
Cystadenoma | 66 (10.7) | 45 (68.2) | 49 (74.2) | 57 (86.4) | 58 (87.9) |
Other benign lesions | 111 (18.0) | 71 (64.0) | 83 (74.8) | 89 (80.2) | 92 (82.9) |
Malignant mass | |||||
Cystadenocarcinoma | 25 (4.1) | 22 (88.0) | 20 (80.0) | 20 (80.0) | 17 (68.0) |
Adenocarcinoma | 57 (9.2) | 53 (93.0) | 52 (91.2) | 51 (89.5) | 45 (78.9) |
Borderline tumors | 22 (3.6) | 16 (72.7) | 11 (50.0) | 9 (40.9) | 8 (36.4) |
Other malignant tumors | 43 (7.0) | 43 (100) | 41 (95.3) | 39 (90.7) | 33 (76.7) |