Table 2. Cox logistic regression in Early Relapse group: bivariate analysis.

	Overall survival
	HR IC (95%) p
Residual disease
No	1
Yes	1.678 1.15–2.45 0.008*
Surgical extent
Standard	1
(ultra) Radical	0.776 0.53–1.14 0.20
Stage
IIIC	1
IV	0.910 0.58–1.42 0.68
Neoadjuvant CT
Yes	1
No	1.294 0.88–1.90 0.19
Histological type
Papillary serous	1
Endometrioid	0.530 0.29–0.98 0.04*
Undifferentiated	0.715 0.33–1.56 0.40
Mucinous	4.788 1.89–12.12 0.001*
Clear cells	0.708 0.30–1.62 0.41
Others	1.753 0.63–4.84 0.28
Grade
3	1
2	1.140 0.74–1.75 0.55
1	2.912 1.136–7.464 0.03*

CT = chemotherapy.