Table 4 Patient characteristics in datasets
Characteristic | Dataset (N = 115) | ||
|---|---|---|---|
EGFR-wild type (n = 51) | EGFR-mutant type (n = 64) | p value | |
Age | Â | Â | 0.425 |
Median | 63 | 62.5 | Â |
Min | 28 | 33 | Â |
Max | 74 | 77 | Â |
Sex (n, %) | Â | Â | 0.352 |
 Male | 26 (51.0) | 27 (42.2) |  |
 Female | 25 (49.0) | 37 (57.8) |  |
Smoking history (n, %) | Â | Â | 0.042 |
 Smoking or smoking in recent 5 years | 21 (41.2) | 15 (23.4) |  |
 Never smoke | 30 (58.8) | 49 (76.6) |  |
TNM staging | Â | Â | 0.810 |
 I | 33 (64.7) | 46 (71.9) |  |
 II | 7 (13.7) | 4 (6.2) |  |
 III | 10 (19.6) | 11 (17.2) |  |
 IV | 1 (2.0) | 3 (4.7) |  |