Table 3. Multivariable analysis of factors associated with PFS and OS.

Characteristics	PFS								OS
	HR	95% CI	P value	B	SE	Wald	df		HR	95% CI	P value	B	SE	Wald	df
Age as continuous variable	0.947	0.918–1.032	0.367	−0.027	0.03	0.812	1		0.943	0.889–1.000	0.049	−0.059	0.03	3.879	1
Cytoreduction							2								2
R0	Referent								Referent
R1	0.46	0.155–1.366	0.162	−0.775	0.555	1.953			0.579	0.133–2.513	0.465	−0.547	0.749	0.533
R2	0.365	0.079–1.682	0.196	−1.009	0.78	1.673			4.078	1.041–15.983	0.044	1.406	0.697	4.069
Chemosensitivity						16.763	1							18.809	1
No	Referent								Referent
Yes	0.019	0.003–0.128	<0.001	−3.949	0.964				0.055	0.015–0.203	<0.001	−2.909	0.671
gHRR mutation						1.296	1							1.26	1
No	Referent								Referent
Yes	2.243	0.558–9.006	0.255	0.808	0.709				0.461	0.119–1.783	0.262	−0.775	0.69

PFS, progression-free survival; OS, overall survival.