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Table 6 Multivariable analysis of disease-free survival by Cox regression model for EOC patients

From: Endometriosis is the independent prognostic factor for survival in Chinese patients with epithelial ovarian carcinoma

Variable

β

Standard Error

Chi-Square

P

HR(95% CI)

Age group

0.13

0.30

0.19

0.6653

1.14(0.63 ~ 2.07)

Menopause

0.14

0.29

0.22

0.6377

1.15(0.65 ~ 2.03)

Stage (early or late)

1.03

0.26

15.78

<.0001*

2.79(1.68 ~ 4.64)

Histotype

0.26

0.19

1.87

0.1713

1.3(0.89 ~ 1.9)

Lymph node positive

0.22

0.24

0.84

0.3605

1.25(0.77 ~ 2.02)

Lymphadenectomy

0.61

0.23

6.96

0.0084*

1.84(1.17 ~ 2.89)

Residual disease

0.48

0.20

5.75

0.0165*

1.62(1.09 ~ 2.39)

CA125 normal

0.25

0.31

0.68

0.4086

1.29(0.71 ~ 2.36)

Tumor side

0.26

0.19

1.96

0.1619

1.3(0.9 ~ 1.87)

Endometriosis

−0.66

0.29

5.15

0.0233*

0.52(0.29 ~ 0.91)

Chemotherapy group

−0.03

0.19

0.02

0.8773

0.97(0.66 ~ 1.42)

Chemoresistance

3.77

0.42

81.43

<.0001*

43.3(19.1 ~ 98.15)

  1. *the difference reached statistical significance. P values were cultivated by Cox regression analysis. The overall test of the above model showed the model was significance, p < 0.0001