基因突变类型

青年组(n = 81)

老年组(n = 75)

χ²

P

EGFR

33 (40.7%)

44 (58.7%)

5.006

0.025

HER2

5 (6.2%)

1 (1.3%)

1.331

0.249

KRAS

5 (6.2%)

4 (5.3%)

0.050

0.822

ELM4-ALK

6 (7.4%)

0 (0.0%)

3.948

0.047

ROS1

5 (6.2%)

1 (1.3%)

1.331

0.249