Table 2.

Characteristics of EGFR mutants. Nodule volume displayed as median + interquartile range. P values calculated by chi square or Fischer exact for <5 counts and Wilcoxon Rank Sum for continuous variables.

	EGFR positive (n = 15)	Wild type (n = 103)	p
Gender			0.17
Male	4 (26.7%)	49 (47.6%)
Female	11 (73.3%)	54 (52.4%)
Age at diagnosis			0.11
Years: median (range)	73 (42–89)	68 (35–91)
Smoking status			<0.0001
Never	8 (53.3%)	6 (5.8%)
Former	7 (46.7%)	70 (68.0%)
Current	0 (0.0%)	27 (26.2%)
Nodule volume (cc)	2.9 (1.8–6.0)	2.1 (1.1–3.5)	0.192
CANARY prognosis			0.16
G	2 (13.3%)	9 (8.7%)
I	12 (80.0%)	65 (63.1%)
P	1 (6.7%)	29 (28.1%)