Surgery in platinum-resistant recurrent epithelial ovarian carcinoma

Table 1 Patient baseline characteristics

Characteristic	Patients (n = 38)
Age, n (%)
< 50 yrs	18 (47.4)
≥ 50 yrs	20 (52.6)
Pathological type, n (%)
High-grade serous carcinoma	26 (68.4)
Endometrioid carcinoma	5 (13.2)
Clear cell carcinoma	5 (13.2)
Mucinous carcinoma	1 (2.6)
Mixed type	1 (2.6)
Pathological classification, n (%)
Highly differentiated	3 (7.9)
Moderately differentiated	3 (7.9)
Poorly differentiated	32 (84.2)
Number of previous surgery, n (%)
0	1 (2.6)
1	32 (84.2)
2	4 (10.6)
3	1 (2.6)
Number of previous chemotherapy lines, n (%)
1	24 (63.1)
2	8 (21.1)
≥ 3	6 (15.8)
FIGO staging of the first surgery, n (%)
I	2 (5.3)
II	12 (31.5)
III	22 (57.9)
IV	2 (5.3)
Residual lesions of the first surgery, n (%)
R0	20 (52.6)
R1	10 (26.3)
R2	8 (21.1)
Neoadjuvant chemotherapy, n (%)	9 (23.7)
Remission time of chemotherapy before this secondary surgery, n (%)
≤ 3 mo	16 (42.1)
3-6 mo	22 (57.9)
Type of platinum resistance, n (%)
Secondary	27 (71.1)
Primary	11 (28.9)

FIGO: International federation of gynecology and obstetrics.