Table 1.
Histological outcome of all women with ovarian lesions who underwent surgery and separately for subset included in test set
| Histological outcome | All cases (n = 634) | Test set (n = 150) |
|---|---|---|
| Benign | 325 (51.3) | 75 (50.0) |
| Endometrioma | 46 (7.3) | 10 (6.7) |
| Dermoid | 74 (11.7) | 26 (17.3) |
| Simple/functional cyst | 31 (4.9) | 3 (2.0) |
| Paraovarian cyst | 12 (1.9) | — |
| Rare benign | 9 (1.4) | 1 (0.7) |
| (Hydro‐)pyosalpinx | 14 (2.2) | 3 (2.0) |
| Fibroma/myoma | 25 (3.9) | 5 (3.3) |
| Cystadenoma/cystadenofibroma | 108 (17.0) | 25 (16.7) |
| Peritoneal/inclusion cyst | 6 (0.9) | 2 (1.3) |
| Borderline | 55 (8.7) | 15 (10.0) |
| Serous | 35 (5.5) | 8 (5.3) |
| Mucinous | 20 (3.2) | 7 (4.7) |
| Malignant | 254 (40.1) | 60 (40.0) |
| Epithelial ovarian cancer | 169 (26.7) | 38 (25.3) |
| Non‐epithelial ovarian cancer | 28 (4.4) | 10 (6.7) |
| Metastatic ovarian tumor | 57 (9.0) | 12 (8.0) |
Data are presented as n (%).