Variables | Patient number (n) |
---|---|
Sex | Â |
 Male | 26 |
 Female | 27 |
EGFR mutation types | Â |
 Exon 19 deletion | 24 |
 Exon 21 L858R | 29 |
T790M status | Â |
 Positive | 32 |
 Negative | 21 |
Age | Â |
 ≤ 60 years | 29 |
 > 60 years | 24 |
ECOG | Â |
 0–1 | 44 |
 2 | 9 |
Treatment information | Â |
 First line |  |
  1st generation EGFR-TKIs | 43 |
  3rd generation EGFR-TKIs | 10 |
 Second line |  |
  3rd generation EGFR-TKIs | 40 |
ARID1A expression | Â |
 High expression | 31 |
 Low expression | 22 |