Patient characteristics between those with ovarian cancer with and without multiple primary cancers
| Ovarian cancer with MPC (n=91) | Ovarian cancer only (n=443) | P value | Relative Risk (95% CI) | |
|---|---|---|---|---|
| Nulliparity (%) | 46.2 | 34.5 | 0.036 | 1.336 (1.034–1.727) |
| Family history of cancer (%)) | 25.3 | 13.5 | 0.005 | 1.866 (1.221–2.853) |
| FIGO stage I/II at presentation (%) | 68.1 | 56.0 | 0.032 | 1.217 (1.034–1.432) |
| Epithelial type ovarian cancer (5) | 98.9 | 91.9 | 0.016 | 1.076 (1.039–1.115) |
| Disease-free survival up to 24 months (%) | 76.9 | 70.1 | 0.188 | 1.098 (0.966–1.248) |