Table 1.

Summary of the clinicopathologic features of lung cancer cases studied

FeatureNSCLC histologic type*
SCC (n = 125)Adenocarcinoma (n = 196)Total (N = 321)
Mean age (range), y68.5 (42-90)64.7 (34-87)66.3 (34-90)
Sex
    Male7974153
    Female46122168
Smoking status
    Never65056
    Ever118146264
TNM stage
    I68130198
    II392564
    III173451
    IV178
  • * Values are number of cases unless otherwise indicated.

  • Smoking status was not available in one patient with SCC.