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Table 1 Clinicopathologic characteristics of NSCLC cases

From: Association of promoter methylation with histologic type and pleural indentation in non-small cell lung cancer (NSCLC)

Characteristics No. of patients (%)
Gender  
   Male 66 (69)
   Female 30 (31)
Age (mean years ± S.D.) 58.9 ± 9.2
   ≤ 60 56 (58)
   > 60 40 (42)
Smoking history (pack-years)  
   0 30 (31)
   1-39 35 (37)
   ≥ 40 31 (32)
Tumor size (mean cm ± S.D.) 3.9 ± 1.7
   1-3 37 (38)
   3-5 44 (46)
   > 5 15 (16)
Histologic type  
   Adenocarcinoma (ADC) 30 (31)
Brochoalveplar cell (BAC) 6 (6)
Adenocarcinoma (non-BAC) 24 (25)
   Squamous (SCC) 66 (69)
Histologic stage  
   I 54 (56)
   II 32 (34)
   III 10 (10)
Lymph node metastasis  
   No 70 (73)
   Yes 26 (27)
Pleural indentation  
   No 75 (78)
   Yes 21 (22)
Invasion or Adhesion  
   No 65 (68)
   Yes 31 (32)