Table 1

Clinical features of study patients

Features No
No of patients51
M:F42:9
Age (years)
 Median66
 Range46–83
Histology
 Squamous cell25
 Adenocarcinoma24
 Large cell 2
Clinical stage
 IA23
 IB 4
 IIA 4
 IIB 5
 IIIA 8
 IIIB 7