Table 2.

Clinical characteristics of patients with lung adenocarcinoma

Characteristic	All (n=183)	ROS1 fusion
		Positive (n=3)	Negative (n=180)
Age (years)
Median (range)	58 (33–75)	49 (45–55)	58 (33–75)
<60	110 (60.11%)	3 (100%)	107 (59.44%)
≥60	73 (39.89%)	0 (0%)	73 (40.56%)
Sex
Male	92 (50.27%)	2 (66.67%)	90 (50%)
Female	91 (49.73%)	1 (33.33%)	90 (50%)
Smoking history
Never	106 (57.92%)	2 (66.67%)	104 (57.78%)
Ever	77 (42.08%)	1 (33.33%)	76 (42.22%)
Stage
I	85 (46.45%)	0 (0%)	85 (47.22%)
II	33 (18.03%)	0 (0%)	33 (18.33%)
III	65 (35.52%)	3 (100%)	62 (34.44%)
IV	0 (0%)	0 (0%)	0 (0%)