Table 1 EGFRwt patients’ characteristics
Non-PORT (n = 154) | PORT (n = 90) | P value | |
|---|---|---|---|
Age | 60 (50, 65) | 57 (48, 62) | 0.016 |
Sex | > 0.999 | ||
Female | 58 (37.7) | 34 (37.8) | |
Male | 96 (62.3) | 56 (62.2) | |
Smoking history | 76 (49.4) | 39 (43.3) | 0.425 |
KPS | 0.744 | ||
> 80 | 124 (80.5) | 71 (78.9) | |
≤ 80 | 30 (19.5) | 19 (21.1) | |
Tumor location | 0.227 | ||
Left lung | 70 (45.5) | 33 (36.7) | |
Right lung | 84 (54.5) | 57 (63,3) | |
cT | 0.708 | ||
1 | 50 (32.9) | 30 (33.3) | |
2 | 87 (57.2) | 52 (57.8) | |
3 | 14 (9.2) | 6 (6.7) | |
4 | 1 (0.7) | 2 (2.2) | |
Missing data | 2 | 0 | |
cN | 0.032 | ||
0 | 80 (52.3) | 42(46.7) | |
1 | 21 (13.7) | 6 (6.7) | |
2 | 48 (31.4) | 42 (46.7) | |
3 | 4 (2.6) | 0 (0.0) | |
Missing data | 1 | 0 | |
Cycles of chemotherapy | |||
< 4 | 21 (15.3) | 5 (6.2) | 0.114 |
4 | 106 (77.4) | 71 (87.7) | |
> 4 | 10 (7.3) | 5 (6.2) | |
Missing data | 17 | 9 | |
pT | 0.366 | ||
1 | 29 (18.8) | 23 (25.6) | |
2 | 92 (59.7) | 44 (48.9) | |
3 | 30 (19.5) | 20 (22.2) | |
4 | 3 (1.9) | 3 (3.3) | |
Positive lymph nodes | 0.034 | ||
≤ 5 | 92 (59.7) | 41 (45.6) | |
> 5 | 62 (40.3) | 49 (54.4) | |
Histology | 61 (21.3) | 22 (21.2) | 0.303 |
Adenocarcinoma | 141 (91.6) | 86 (95.6) | |
Others a | 13 (8.4) | 4 (4.4) | |
Surgery type | 0.799 | ||
Open | 76 (49.4) | 43 (47.8) | |
Thoracoscopic | 78 (50.6) | 47 (52.2) |