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Table 1 Patient demographics and disease characteristics

From: Expression and clinical significance of PD-L1 and BRAF expression in nasopharyngeal carcinoma

Characteristic   N = 154
Cases Percentage (%)
Age (Years)
  Median 60  
Range 26–83  
< 60 71 46.1
≥60 83 53.9
Sex
  Male 116 75.2
Female 38 24.8
Stage
  I–II 67 43.5
III–IV 86 56.5
Treatment
  Chemoradiation 124 80.5
Radiation Only 31 19.5
ECOG
  0–1 131 85.0
≥2 24 15.0
Progression
  Yes 76 49.4
No 78 50.6
PD-L1
  0% 17 11.0
1–5% 22 14.3
5–49% 73 47.4
≥50 40 26.0
Unknown 2 1.3
BRAF V600E
  Negative 139 90.3
Positive 13 8.4
Unknown 2 1.3
EGFR 19del
  Negative 149 96.8
Positive 3 1.9
Unknown 2 1.3
EGFR L858R
  Negative 151 98.1
Positive 0 0.0
Unknown 3 1.9
  1. Values are presented as number (%) unless otherwise stated
  2. Percentages may not sum to exactly 100 due to rounding