Table I.
Characteristics of NSCLC patients.
| Characteristics | No. (%) |
|---|---|
| Gender | |
| Male | 53 (55.8) |
| Female | 42 (44.2) |
| Age (years) | |
| <65 | 61 (64.2) |
| ≥65 | 34 (35.8) |
| Stage | |
| I | 20 (21.1) |
| II | 18 (18.9) |
| III | 30 (31.6) |
| IV | 23 (24.2) |
| Undetermined | 4 (4.2) |
| Primary tumor | |
| T1 | 24 (25.3) |
| T2 | 37 (38.9) |
| T3 | 16 (16.8) |
| T4 | 12 (12.6) |
| Undetermined | 6 (6.3) |
| Lymph node status | |
| N0 | 31 (32.6) |
| N1 | 17 (17.9) |
| N2 | 33 (34.7) |
| N3 | 8 (8.4) |
| Undetermined | 6 (6.3) |
| Distant metastasis | |
| M0 | 68 (71.6) |
| M1 | 21 (22.1) |
| Undetermined | 6 (6.3) |
| Histological type | |
| Adenocarcinoma | 66 (69.5) |
| Non-adenocarcinoma | 28 (29.5) |
| Undetermined | 1 (1.1) |
| Differentiation | |
| Low | 37 (38.9) |
| Moderate | 30 (31.6) |
| High | 15 (15.8) |
| Undetermined | 13 (13.7) |
| Smoking history | |
| Never smoker | 42 (44.2) |
| Smoker | 49 (51.6) |
| Undetermined | 4 (4.2) |
NSCLC, non-small cell lung cancer.