Table 1

Cyclin B1 status in stage I NSCLC tumors according to clinicopathological features of patients

VariableTotalCyclin B1 expressionP
HighLow
Age (mean± SD) (yrs)65± 8.7868± 8.764.3± 8.70.22
Sex
Male5412420.96
Female23518
Histology of tumors
Squamous cell carcinoma3512230.01
Adenocarcinoma and others42537
5-year overall survival± SD53.1± 5.7%29.5± 11.1%59.8± 6.4%