Table 4 Intra-group and inter-group clinical features analyses of EAOC and non-EAOC patients (n, x ± s)

Ascites

0.469^a/0.295^b/0.209^c

 Yes

20

19

44

12

 No

15

20

21

23

Tumor size

0.892^a/0.881^b/0.363^c

 ≥ 10 cm

21

24

38

25

 <10 cm

14

15

27

10

Tumor side

0.036 ^a/0.303^b/0.316^c

 Unilateral

21

32

33

32

 Bilateral

14

7

32

3

Type of surgery

0.894^a/0.883^b/0.590^c

 R0

30

33

55

32

 R1

3

6

8

2

 R2

2

0

2

1

Biomaker

 CA125(U/ml)

618.0 ± 1309.8

297.0 ± 509.6

870.3 ± 895.0

493.7 ± 1479.0

0.161^a/0.255^b/0.437^c

 HE4(pmol/L)

355.4 ± 319.5

89.4 ± 69.1

498.9 ± 547.0

132.7 ± 259.0

0.039 ^a/0.575^b/0.651^c

 CA19.9(U/ml)

248.1 ± 525.4

160.6 ± 423.0

276.9 ± 586.0

220.5 ± 547.0

0.556^a/0.877^b/0.663^c