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Table 2 Multivariate analysis

From: Survival outcomes of First Nations patients with oral cavity squamous cell carcinoma (Poliquin 2014)

  Overall survival Disease specific survival
Covariate Hazard ratio (95% CI) p value Hazard ratio (95% CI) p value
Age 0.99 (0.97-1.01) 0.26 0.99 (097–1.01) 0.16
Female gender 0.71 (0.42-1.20) 0.20 0.61 (0.34-1.11) 0.11
First Nations (vs Non) 4.20 (1.43-12.27 0.01 4.57 (1.31-15.92) 0.02
Smoking (vs non-smoker) 1.29 (0.65-2.58) 0.47 1.41 (0.65-3.10) 0.39
Alcohol use 0.65 (0.31-1.36) 0.25 0.63 (0.27-1.45) 0.27
Treatment     
   S + CRT (ref) 1   1  
   S + RT 0.72 (0.26-1.94) 0.51 0.76 (0.21-2.71) 0.67
   CRT 2.01 (0.39-10.96) 0.39 1.94 (0.20-19.04) 0.57
   RT 4.45 (1.22-16.31) 0.02 8.43 (1.89-37.63) 0.01
   S 1.43 (0.42-4.91) 0.57 1.42 (0.65-3.11) 0.52
TNM stage advanced 1.34 (0.58-3.10) 0.49 0.98 (0.39-2.47) 0.97
  1. S, surgery; RT, radiation therapy; CRT, chemoradiation therapy.