Table 1. PFS and OS univariate analysis by patients’ characteristics.
| N(%) | 5/10-year PFS | P | 5/10-year OS | P | ||
|---|---|---|---|---|---|---|
| Age (years) | ≤ 30 | 26(11.8) | 96%/96% | 0.03 | 100%/100% | 0.12 |
| 30-60 | 159(22.6) | 75%/68% | 88%/82% | |||
| ≥60 | 36(65.6) | 74%/70% | 88%/82% | |||
| Ascites | No | 134(60.6) | 83%/76% | 0.02 | 94%/91% | <0.01 |
| Yes | 87(39.4) | 68%/63% | 83%/71% | |||
| FIGO Stage | IA/B | 63(28.5) | 94%/88% | <0.01 | 92%92/% | 0.03 |
| IC | 88(39.8) | 81%/75% | 92%/87% | |||
| IIA | 25(11.3) | 63%/55% | 82%/75% | |||
| IIB | 45(20.3) | 56%/42% | 79%/79% | |||
| Capsule rupture | No | 99(44.8) | 86%/76% | 0.08 | 96%/90% | 0.05 |
| Yes | 122(55.2) | 72%/67% | 85%/80% | |||
| Cytology | Negative | 150(67.9) | 86%/78% | <0.01 | 94%/87% | 0.09 |
| Positive | 59(26.7) | 60%/52% | 83%/80% | |||
| Unknown | 12(5.4) | 58%/58% | 73%/73% | |||
| Typea | I | 112(50.7) | 84%/76% | 0.04 | 90%/87% | 0.07 |
| II | 97(43.9) | 71%/64% | 90%/81% | |||
| Undefined | 12(5.4) | 62%/62% | 91%/91% | |||
| Histological type | Serous | 89(40.3) | 72%/64% | 0.07 | 90%/86% | 0.05 |
| Mucinous | 44(19.9) | 91%/91% | 98%/97% | |||
| Clear cell | 34(15.4) | 68%/62% | 82%/77% | |||
| Endometrioid | 37(16.7) | 86%/71% | 88%/73% | |||
| Other | 17(7.7) | 69%/69% | 87%/79% | |||
| Differentiation | Good | 76(34.4) | 89%/82% | 0.01 | 95%/92% | 0.08 |
| Moderate-Poor | 111(50.2) | 72%/65% | 90%/82% | |||
| Clear cell | 34(15.4) | 68%/61% | 82%/77% | |||
| FSSb | No | 202(91.4) | 75%/68% | 0.01 | 90%/83% | 0.09 |
| Yes | 19(8.6) | 100%/100% | 100%/100% | |||
| Peritoneal biopsy | No | 41(18.5) | 66%/54% | 0.06 | 84%/80% | 0.27 |
| Yes | 120(81.5) | 79%/75% | 94%87/% | |||
| Lymphadenectomy | Undone | 72(32.6) | 80%/74% | 0.94 | 91%/89% | 0.50 |
| Systematic | 129(58.4) | 76%/67% | 89%/81% | |||
| Unsystematic | 20(9.0) | 75%/66% | 89%/84% | |||
| Residual mass | No | 201(91.0) | 80%/76% | <0.01 | 92%/87% | <0.01 |
| Yes | 20(9) | 50%/50% | 69%/58% | |||
| Chemotherapyc | No | 25(11.3) | 92%/82% | 0.01 | 89%/89% | 0.01 |
| PTX+CBP/DDP | 168(76.0) | 77%/73% | 91%/87% | |||
| CTX+CBP/DDP | 20(9.0) | 75%/68% | 80%/72% | |||
| Other | 8(3.6) | 47%/23% | 60%/60% | |||
| Courses of Chemotherapy | 0 | 25(11.3) | 82%/82% | 0.29 | 90%/90% | 0.35 |
| 1-3 | 27(12.2) | 77%/72% | 85%/78% | |||
| >3 | 169(76.5) | 75%/68% | 89%/84% |
a: Type: low-grade serous tumor, low-grade endometrioid tumor, clear cell tumor and Type II includes mucinous tumor are Type I; its high-grade tumors are type II. b: FSS: Fertility sparing surgery. c: PTX: Paclitaxel, CBP: Carboplatin, DDP: Cisplatin, CTX: cyclophosphamide.