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Table 5 Multivariate analysis of prognostic factors for progression-free survival and cause-specific survival.

From: Recurrence patterns of locally advanced head and neck squamous cell carcinoma after 3D conformal (chemo)-radiotherapy

  PROGRESSION-FREE SURVIVAL CAUSE-SPECIFIC SURVIVAL
  P-value Hazard ratio (95% CI) P-value Hazard ratio (95% CI)
Age 0.117   0.05  
   ≤60 years   0.658 (0.362-1.197)   0.559 (0.312-1.001)
   >60 years   1   1
T stage 0.006   0.008  
   Tx, T1-T2   0.288 (0.12-0.694)   0.332 (0.146-0.753)
   T3-T4   1   1
Tumour subsite 0.06   0.05  
   Oropharyngeal tumours   0.551 (0.297-1.021)   0.554 (0.305-1.005)
   Non-oropharyngeal tumours   1   1
  1. Abbrevations: CI: Confidence interval