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Table 1 Clinicopathological characteristics of the patient cohort

From: Expression of S100A4, ephrin-A1 and osteopontin in non-small cell lung cancer

Parameter   Patients
   Number Percent
Gender Male 116 53
  Female 101 47
Age at surgery < 65 years 100 46
  > 65 years 117 54
Histology Adenocarcinoma (incl. BAC) 132 61
  Squamous cell carcinoma 60 28
  Large cell carcinoma 25 11
Differentiation G1 (well differentiated) 18 9
  G2 (moderately differentiated) 138 69
  G3 (poorly differentiated) 45 22
  Missing 16  
pTNM I 135 63
  II 42 19
  III 35 16
  IV 4 2
  Missing* 1  
pT pT1 68 31
  pT2 120 56
  pT3 17 8
  pT4 11 5
  Missing* 1  
pN 0 157 73
  1 38 17
  2 21 10
  Missing* 1  
pM 0 212 98
  1 4 2
  Missing* 1  
Tumor size < 2.0 cm 58 27
  2.1-3.0 cm 62 29
  3.1-5.0 cm 65 30
  5.1-7.0 cm 23 10
  > 7.0 cm 8 4
  Missing* 1  
Surgery Lobectomy 147 68
  Pulmectomy 26 12
  Wedge resection 17 8
  Bilobectomy 17 8
  Other 10 4
Tobacco use Current smoker 74 34
  Former smoker 129 60
  Never smoker 14 6
  1. * TNM stage missing in one patient due to exploratory surgery.