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Table 3 Multivariate Cox’s Proportional Hazard Regression Model for RFS

From: Impact of the epidermal growth factor receptor mutation status on the prognosis of recurrent adenocarcinoma of the lung after curative surgery

Variable

Univariate analysis

Multivariate analysis

p value

HR

95% CI

p value

Age (> 65)

0.809

   

Gender (Male)

< 0.001

1.09

0.71–1.68

0.687

Smoking history

< 0.001

1.39

0.91–2.13

0.125

Pathological T factor

< 0.001

1.15

0.94–1.42

0.172

Pathological N factor

0.353

   

Pathological stage

0.119

   

Vessel invasion

0.314

   

Lymphatic invasion

0.027

1.34

1.03–1.74

0.029

Pleural invasion

0.231

   

EGFR mutation (+/−)

< 0.001

0.68

0.52–0.89

0.005

  1. RFS Relapse-free survival, EGFR epidermal growth factor receptor, HR Hazards ratio, CI Confidence interval