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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