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Table 2 Clinicopathological features of 343 sporadic NSCLC cases and 280 healthy controls

From: Identification and validation of PROM1 and CRTC2 mutations in lung cancer patients

  Lung cancer Control
Characteristics N(%) N(%)
Age in years: median 62.04 ± 10.86 59.98 ± 9.65
Gender   
  Female 125(36.44) 85(30.36)
  Male 218(63.56) 195(69.64)
Smoking status   
  Never 68(19.82) N/A
  Ever 107(31.20) N/A
  N/A 168(48.98) N/A
Pack years (median, range) 432(20–732) N/A
Histological types   
  Adenocarcinoma 120(34.98)  
  Squamous cell carcinoma 204(59.48)  
  Adenosquamous carcinoma 8(2.33%)  
Others 11(3.21)a  
Clinical stageb   
  I 76(22.89)  
  II 58(17.47)  
  III 91(27.41)  
  IV 107(32.23)  
Tumor differentiationb   
  Poor 204(61.44)  
  Moderate and poor-moderate 121(36.45)  
  Well and moderate-well 7(2.11)  
Lymph node metastasis   
  Negative 154(44.90)  
  Positive 189(55.10)  
  1. a including: 11 small cell lung cancer; bfor non-small cell lung cancer.