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Table 5 Univariate Cox regression analysis for locoregional failure and distant failure

From: Comparison of concurrent chemoradiotherapy versus neoadjuvant chemotherapy followed by radiation in patients with advanced nasopharyngeal carcinoma in endemic area: experience of 128 consecutive cases with 5 year follow-up

  Locoregional failure Distant failure
  Event HR 95% CI P-value Event HR 95% CI P-value
Gender         
 Male (n = 101) 16 1.00    20 1.00   
 Female (n = 27) 5 1.11 0.41-3.04 0.83 2 0.36 0.08-1.53 0.16
WHO Classification         
 Type I (n = 6) 1 1.00    1 1.00   
 Type II (n = 43) 8 0.98 0.12-7.82 0.98 6 0.75 0.09-6.21 0.79
 Type III (n = 79) 12 0.83 0.11-6.39 0.86 15 1.05 0.14-7.94 0.96
cT         
 T1-2 (n = 75) 9 1.00    10 1.00   
 T3-4 (n = 53) 12 2.11 0.89-5.02 0.09 12 1.90 0.82-4.39 0.14
cN         
 N0-1 (n = 34) 5 1.00    3 1.00   
 N2-3 (n = 94) 16 1.20 0.44-3.29 0.72 19 2.43 0.72-8.24 0.15
Stage         
 IIB/III (n = 83) 9 1.00    10 1.00   
 IVA/IVB (n = 45) 12 2.84 1.19-6.77 0.02 12 2.62 1.13-6.08 0.02
Treatment         
 CCRT group (n = 90) 12 1.00    14 1.00   
 NACT group (n = 38) 9 1.75 0.74-4.16 0.20 8 1.29 0.54-3.08 0.56