Table 2.

Multivariate Cox regression analysis of survival in overall survival

Variables	OS
	HR	95%CI lower	95%CI upper	P value
Age, ya	1.00	0.99	1.01	0.37
Race
White	1[ref]	NA	NA
Non-white	1.09	1.06	1.13	< 0.01
Grade
I/II	1[ref]	NA	NA
III/IV	1.03	0.99	1.07	< 0.01
Unknown	0.89	0.85	0.93	< 0.01
Histology
Serous	1[ref]	NA	NA
Non-serous	0.95	0.92	0.98	< 0.01
FIGO
I	1[ref]	NA	NA
II	0.97	0.92	1.03	< 0.01
III	0.86	0.83	0.90	< 0.01
IV	0.83	0.78	0.88	< 0.01
Unknown	10.46	9.98	10.96	< 0.01
Metastases
Bone
Yes	1[ref]	NA	NA
No	0.77	0.61	0.96	< 0.01
Brain
Yes	1[ref]	NA	NA
No	0.77	0.47	1.26	0.03
Liver
Yes	1[ref]	NA	NA
No	0.87	0.80	0.95	< 0.01
Lung
Yes	1[ref]	NA	NA
No	0.87	0.80	0.96	0.02
Lymph
Yes	1[ref]	NA	NA
No	0.47	0.41	0.54	< 0.01
Insurance
Yes	1[ref]	NA	NA
No	1.05	1.00	1.08	0.35
Surgery
Yes	1[ref]	NA	NA
No	0.75	0.71	0.80	< 0.01
Martial
Yes	1[ref]	NA	NA
No	1.02	0.99	1.06	0.17

^aContinuous variable