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Table 1 Clinical and pathologic characteristics of patients (n = 159)

From: Prognostic significance of CD44s expression in resected non-small cell lung cancer

Characteristics AC SCC  
  No. of patients % No. of patients % p-value
No. of patients included 82   77   
Age (years), median (range) 62.0 (19-82) 64.0(33-88)  
   < 60 35 42.7 22 28.6 0.024
   ≥ 60 47 57.3 55 71.4  
Sex      
   Male 51 63.4 72 93.5 < 0.001
   Female 31 37.8 5 6.5  
Tumor size (n = 157)      
   < 3 cm 29 35.8 20 26.3 0.061
   ≥ 3 cm 52 64.2 56 73.7  
T (n = 158)      
   1-2 72 87.8 61 80.3 0.076
   3-4 10 12.8 15 19.7  
Lymph node metastasis      
   Negative 49 59.8 47 61.0 0.127
   Positive 33 40.2 30 39.0  
Stage      
   I 43 50.6 42 57.8 0.072
   II 18 18.1 17 20.0  
   III 21 20.1 18 22.2  
Tumor differentiation      
   Well 22 26.8 4 5.2 0.031
   Moderately 41 50.0 55 71.4  
   Poorly 19 23.2 18 23.4  
Adjuvant treatment      
   not done 45 54.9 37 45.1 0.241
   done 37 45.1 40 51.9  
CD44s (n = 149)      
   Low 36 46.8 6 8.3 < 0.001
   High 41 53.2 66 91.7  
COX-2 (n = 159)      
   Low 16 19.5 23 29.9 0.129
   High 66 80.5 54 70.1  
  1. AC, adenocarcinoma; SCC, squamous cell carcinoma, COX, cyclooxygenase