Table 3. Univariate and multivariate analysis of survival following diagnosis of distant metastases.

Characteristics	Median survival	χ2	Univariate P	Multivariate P
Cell type		4.45	0.349
Serous	35.15
Endometrioid	36.75
Immature teratomas	30.33
Granulosa cell tumor	47.33
Undifferentiated	21.06
Surgery result		10.51	0.001	0.004
Curative (R0)	51.90
Palliative (R1)	22.01
Tumor grading		2.00	0.368
Poor	32.38
Moderate	34.32
Well-differentiated	40.81
Disease-free interval		5.59	0.018	0.123
<12 months	30.94
≥12 months	50.96
No. of liver metastases		5.56	0.018	0.085
Single	55.84
Multiple	26.06
Extrahepatic lesions		1.12	0.290
Yes	36.99
No	41.42
Location of liver metastases		0.20	0.652
Unilateral	40.47
Bilateral	35.45
FIGO stage		0.33	0.563
III	42.69
IV	35.75