Table 2.

Patient characteristics (n=34).

	Number of patients	Percentage (%)
Age
<65	6	25
>65	28	75
Gender
Female	18	53
Male	16	47
Mutation
Exon 19	22	65
Exon 21	12	35
ECOG
0-1	30	88
2	4	12
Smoking status
Smoker	3	9
Nonsmoker	31	91