Table 2.

Cox-Regression with Progression-Free Survival and Overall Survival as Outcomes.

	Progression-free survival (PFS)						Overall survival (OS)
Variables	Univariate analysis			Multivariate analysis			Univariate analysis			Multivariate analysis
	HR	P	95% CI	HR	P	95% CI	HR	P	95% CI	HR	P	95% CI
Age	.997	.742	.983–1.01	.995	.661	.971–1.019	1.004	.672	.98–1.03	.983	.284	.951–1.015
ECOG performance status (PS) (0)	1.000	.133		1.000	.19		1.000	.002		1.000	.131
ECOG performance status (PS) (1)	0.5	.085	.23–1.1	.46	.08	.2–1.1	.289	.006	.12–.69	.39	.061	.14–1.04
ECOG performance status (PS) (2)	.52	.115	.24–1.15	.55	.17	.23–1.3	.367	.027	.15–.91	.53	.23	.2–1.49
ECOG performance status (PS) (3)	.75	0.5	.32–1.73	.71	.44	.3–1.7	.716	.47	.29–1.71	.71	0.5	.26–1.94
IP dissemination (1)	1.000	.158		1.000	.188		1.000	.009		1.000	.007
IP dissemination (2)	0.1	.630	.357–1.1	.734	.336	.392–1.378	0.5	.048	.25–.99	.556	.127	.262–1.182
IP dissemination (3)	.49	.811	.44–1.48	1.035	.919	.534–2.01	.957	.904	.46–1.95	1.226	.603	.570–2.637
PDS	1.43	.084	.95–2.14	1.610	.039	1.026–2.529	1.648	.087	.93-2.92	2.008	.039	1.035–3.894
Residual disease (RD)	.671	.034	.464–.97	.656	.046	.433–.992	.422	<.001	.27-.66	.437	.001	.264–.724
Surgical complexity score (SCS)-low	1.000	.494		1.000	.852		1.000	.763		1.000	.825
Surgical complexity score (SCS)-intermediate	.98	.958	.452–2.12	1.102	.865	.359–3.387	1.173	1.173	.36–3.75	.596	.535	.116–3.061
Surgical complexity score (SCS)-high	.795	.574	.358–1.76	.926	.957	.377–2.43	.99	.99	.29–3.27	1.226	.572	1.67–2.685
Operation time	1.000	.921	.998–1.02	1.001	.686	.997–1.004	.708	.999	.997–1.01	.999	.522	.994–1.02
Carboplatin and Taxol	25,04	.03	2.93–213.7	34.56	.002	3.83–311.65	18.09	.008	2.11–155.1	43.77	.001	4.45–430.19
Disease score (DS) (1)	1.000	.947		1.000	.810		1.000	.592		1.000	.516
Disease score (DS) (2)	.941	.914	.31–2.83	1.292	.676	.389–4.28	.483	.308	.12–1.95	.717	.671	.154–3.332
Disease score (DS) (3)	.883	.884	.38-2.01	.984	.972	.41–2.364	.671	.442	.24–1.85	.552	.287	.185–1.649