Research Article
Epithelial Ovarian Carcinoma Types and the Coexistence of Ovarian Tumor Conditions
Table 1
The occurrence of coexisting ovarian tumor conditions in epithelial ovarian cancer according to subtypes and the age at diagnosis in 824 patients.
| Ovarian cancer subtype and age category | Total | 1 or 2 lesions present* | Ratio of prevalences (95% CI) | | | %* |
| All subtypes | 824 | 135 | 16.4 | | <55 yr | 274 | 62 | 22.6 | 1.71 (1.26–2.31) | ≥55 yr | 550 | 73 | 13.3 | 1 | Serous carcinoma | 385 | 42 | 10.9 | | <55 yr | 113 | 15 | 13.3 | 1.33 (0.74–2.42) | ≥55 yr | 272 | 27 | 9.9 | 1 | Endometrioid carcinoma | 113 | 25 | 22.1 | | <55 yr | 46 | 13 | 28.3 | 1.58 (0.79–3.14) | ≥55 yr | 67 | 12 | 17.9 | 1 | Mucinous carcinoma | 98 | 28 | 28.6 | | <55 yr | 47 | 16 | 34.0 | 1.45 (0.76–2.73) | ≥55 yr | 51 | 12 | 23.5 | 1 | Adenocarcinoma | 73 | 12 | 16.4 | | <55 yr | 17 | 3 | 17.6 | 1.10 (0.33–3.60) | ≥55 yr | 56 | 9 | 16.1 | 1 | Clear cell carcinoma | 56 | 11 | 19.6 | | <55 yr | 23 | 7 | 30.4 | 2.51 (0.83–7.60) | ≥55 yr | 33 | 4 | 12.1 | 1 | Mixed malignancy | 34 | 5 | 14.7 | | <55 yr | 11 | 2 | 18.2 | 1.39 (0.27–7.18) | ≥55 yr | 23 | 3 | 13.0 | 1 | Borderline malignancy | 18 | 6 | 33.3 | | <55 yr | 11 | 4 | 36.4 | 1.27 (0.31–5.20) | ≥55 yr | 7 | 2 | 28.6 | 1 | Other | 47 | 6 | 12.8 | | <55 yr | 6 | 2 | 33.3 | 3.41 (0.79–14.80) | ≥55 yr | 41 | 4 | 9.8 | 1 |
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*Lesions present: tumor-like condition (endometriosis, simple cysts, endometriotic cysts, inclusion cysts), benign tumor, and borderline malignancy. 95% CI, confidence interval.
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