Table 1.

Patient characteristics

Characteristic
Total no.	876
Age (years)
Median (range)	70 (23‐92)
<70	426
≥70	450
Sex
Male	419
Female	457
Histology
SQ	142
Non‐SQ	734
p‐Stage
IA	429
IB	189
IIA	83
IIB	48
IIIA	101
IIIB	3
IV	23
Smoking history
−	435
+	441
EGFR mutation
−	524
+	352
KRAS mutation
−	803
+	73
TP53 mutation
−	641
+	235
ALK mutation
−	842
+	34
Number of somatic mutations
0	253
1	451
2	151
3	21