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Table 4 The results of lung cancer screening according to the Chinese screening guidelines

From: Current lung cancer screening guidelines may miss high-risk population: a real-world study

Parameter Number of lung cancer (n = 142)
Met the inclusion criteria, n(%) Not met the inclusion criteria, n(%)
Age at inclusion (years)
 A. 50 ~ 75 76 (53.5) 66 (46.5)
Smoking volume (pack year)a
 B. ≥ 20 18 (12.7) 124 (87.3)
History of cancerb
 C. Yes 26 (18.3) 116 (81.7)
Chronic lung diseasec
 D. Yes 45 (14.7) 145 (85.3)
A(B or C or D) 36 (25.4) 106 (74.7)
  1. aThis includes current smoking and quitting smoking less than 15 years. bThis includes a history of cancer or a family history of lung cancer. cThis includes the chronic obstructive pulmonary disease, diffuse pulmonary fibrosis, history of pulmonary tuberculosis and other respiratory diseases