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Table 1 Clinical characteristics of 95 Chinese male never-smokers with NSCLC

From: Non-small cell lung cancer with EML4-ALKtranslocation in Chinese male never-smokers is characterized with early-onset

Characteristics No. (patients) % (patients)
Age (years) <40 1 1.05%
40-49 20 21.05%
50-59 27 28.42%
≥60 47 49.47%
Differentiation poor 31 32.63%
  moderate 39 41.05%
  well 25 26.32%
Histology Adenocarcinoma 84 88.42%
  Squamous 6 6.32%
  Others 5 5.26%