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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