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Table 3 Clinical data from 52 HNSCC patients

From: Mutation analysis of genes in the EGFR pathway in Head and Neck cancer patients: implications for anti-EGFR treatment response

  Oropharynx Larynx Overall population
Patient characteristics    
 Total no. of patients 27 25 52
 Median age (years) 62.75 62.17 62.58
Sex    
 Male 21 21 42
 Female 6 4 10
Grade of differentiation    
 Good 4 7 11
 Moderate 17 10 27
 Poor 0 1 1
 Unknown 6 7 13
TNM    
 T1 2 0 2
 T2 6 0 6
 T3 5 10 15
 T4 14 15 29
 N0 5 12 14
 N1 1 5 6
 N2 17 6 23
 N3 3 2 5
 Nx 1 0 1
 M0 21 22 43
 M1 3 2 5
 Mx 3 1 4
Stage    
 III 3 8 11
 Iva 19 13 32
 Ivb 4 2 6
 Ivc 1 2 3
Smoking    
 Yes 9 6 15
 Ex 4 6 10
 No 1 0 1
 Unknown 13 13 26
Alcohol abuse    
 Yes 7 7 14
 Ex 1 1 2
 No 3 2 5
 Unknown 16 15 31