Table 4 Univariate and multivariate analysis of the factors correlated with progression - free survival (PFS) of HGSOC patients

Age (≥ 60)

1.27

0.77–2.11

0.35

Tumor size

< 5 cm

1

5-10 cm

0.81

0.31–2.12

0.25

>10 cm

1.93

0.82–4.54

0.13

FIGO stage

I+II

1

1

III+IV

3.64

1.44–9.21

< 0.01

3.17

1.24–8.10

0.01

TGFBIp expression

3.06

1.77–5.32

< 0.01

2.68

1.54–4.66

< 0.01

Ki67 expression

1.40

0.84–2.31

0.19

EGFR expression

0.67

0.42–1.08

0.10

PDL1 expression

1.29

0.78–2.12

0.32