Abstract S104 Table 1
Age (years)
<80
80+
Smoking (pack years)
Never
29.1% EGFR-sm
1.9% SCLC
n = 54
31.8% EGFR-sm
10.0% SCLC
n = 2
<20
8.4% EGFR-sm
16.5% SCLC
n = 91
15.3% EGFR-sm
16.7% SCLC
n = 3
20+
3.4% EGFR-sm
25.9% SCLC
n = 726
5.4% EGFR-sm
21.4% SCLC
n = 112