Table 2 Incidence of ovarian metastasis according to each risk factor

Age (%)

1

  ≤ 46

34

1

2.94

  > 46

52

2

3.85

FIGO stage (%)

0.001

 I

48

0

0.00

 II

11

1

9.09

 III

25

1

4.00

 IV

2

1

50.00

Tumor size (%)

1

  ≤ 2.4 cm

19

0

0.00

  > 2.4 cm

57

1

1.75

Histological heterogeneity (%)

0.771

 Pure

36

2

5.56

 Mix

50

1

2.00

 Mix

1

  NEC differentiation

7

0

0.00

  NECC dominant

43

1

2.33

 Mix

0.880

  Squamous

9

0

0.00

  Adenocarcinoma

40

1

2.50

  Both

1

0

0.00

LNM (%)

0.448

 Negative

60

1

1.67

 Positive

26

2

7.69

 Positive

0.015

  Pelvic

22

0

0.00

  Pelvic & para-aortic

4

2

50.00

 Positive

0.330

  LNM ratio low

15

0

0.00

  LNM ratio high

11

2

18.18

Parametrial involvement (%)

0.050

 Negative

75

1

1.33

 Positive

11

2

18.18

Vaginal invasion (%)

0.332

 Negative

63

1

1.59

 Positive

22

2

9.09

Incisal margin (%)

0.383

 Negative

78

1

1.28

 Positive

7

1

14.29

LUSI (%)

0.264

 Negative

66

1

1.52

 Positive

20

2

10.00

DIM (%)

0.588

 Superficial 1/3

20

0

0.00

 Middle 1/3

26

1

3.85

 Deep 1/3

38

2

5.26

LVSI (%)

1

 Negative

13

0

0.00

 Positive

69

3

4.35