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Table 1 Demographic and clinical data of lung cancer patients and cancer-free controls

From: Evaluation of lung flute in sputum samples for molecular analysis of lung cancer

  Lung cancer patients % Cancer-free controls %
Parameter Mean   Mean  
Total no. 39   42  
Age, years 65.6   62.3  
  7.8   8.4  
Gender     
  Men 23 58.9 26 60.5
  Women 16 41.1 16 39.5
Race     
  White American 29 74.4 31 73.8
  African American 10 25.6 11 26.2
Smoking, pack-years 48.5   46.7  
  35.3   32.8  
Histology     
  Adenocarcinoma 21 53.9   
  Squamous cell carcinoma 18 46.1   
All are stage I NSCLC     
  1. Abbreviation: NSCLC non-small cell lung cancer.