Table 1.

Patients characteristics

Patients characteristics
Epithelial ovarian cancer(n = 66)	n(%)
Age
< 50y	8
50-60y	24
60-70y	32
≥ 70y	2
Initial CA125
< 35 U/ml	4
≥ 35 U/ml	62
Pathological type
Serous adenocarcinoma	54
Mucinous adenocarcinoma	2
Endometrioid adenocarcinoma	2
Clear cell carcinoma	8
Stage
I,II	8
III,IV	58
Neoadjuvant chemotherapy before surgery	32
Benign ovarian cystadenoma (n = 30)
Age
10-30y	5
30-50y	6
> 50y	19
Initial CA125
< 35 U/ml	26
≥ 35 U/ml	4
Pathological type
Serous cystadenoma	13
Mucinous cycstadenoma	17