Table 2 Patients characteristics according to the ERCC1 status (N = 129)
ERCC1 | |||||
|---|---|---|---|---|---|
≤0.1 (N = 68) | > 0.1 (N = 61) | χ2 | p | ||
Sex | Male | 44 (65%) | 42 (69%) | 0.249 | 0.378 |
Smoking status | Yes | 28 (82%) | 31 (82%) | 0.007 | 0.589 |
ECOGa | 0 | 25 (61%) | 16 (36%) | 9.498 | 0.023 |
1 | 10 (24%) | 9 (21%) | |||
2 | 4 (10%) | 8 (18%) | |||
3 | 2 (5%) | 3 (7%) | |||
4 | 0 (0%) | 8 (18%) | |||
Tumor size | T 1 | 10 (15%) | 2 (3%) | 15.325 | 0.002 |
T 2 | 25 (37%) | 14 (23%) | |||
T 3 | 18 (27%) | 13 (22%) | |||
T 4 | 14 (21%) | 31 (52%) | |||
Lymph node | Positive | 47 (69%) | 54 (92%) | 9.742 | 0.001 |
Metastasis | Yes | 48 (71%) | 55 (90%) | 7.657 | 0.005 |
TNM stageb | I | 2 (3%) | 0 (0%) | 7.690 | 0.021 |
II | 7 (10%) | 3 (5%) | |||
III | 11 (16%) | 3 (5%) | |||
IV | 48 (71%) | 55 (90%) | |||