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Table 1 Patient characteristics

From: Correlation between nasopharyngeal carcinoma tumor volume and the 2002 International Union Against Cancer tumor classification system

Characteristics Number (%)
Sex  
 Male/Female 527/139 (79.1/20.9%)
Age (years)  
 Median/Range 43/10-78
Histology  
 WHO I/II/III 8/55/603 (1.2/8.3/90.5%)
T classification  
 T1/T2/T3/T4 80/243/250/93 (12.0/36.5/37.5/14.0%)
N classification  
 N0/N1/N2/N3 236/245/172/13 (35.4/36.8/25.8/2.0%)
Clinical stage  
 I/II/III/IV 57/189/315/105 (8.5/28.4/47.3/15.8%)
  1. Abbreviations: WHO indicates World Health Organization.