Table 1.
Sociodemographic patient and disease characteristics
| Patient number (%) | |
|---|---|
| Sex | |
| Male | 273 (78.7) |
| Female | 74 (21.3) |
| Age (years), mean (SD) | 67.2 (10.7) |
| Pack years, mean (SD) | 38.2 (25.1) |
| UICC stage | |
| IIIA | 174 (50.1) |
| IIIB | 173 (49.9) |
| Histology | |
| AC | 136 (39.3) |
| SCC | 195 (56.4) |
| NS | – |
| Gradinga | |
| 1 | 7 (2) |
| 2 | 104 (30) |
| 3 | 120 (34.6) |
| 4 | 5 (1.4) |
| NA | 111 (32) |
| T stage | |
| T1 | 32 (9.3) |
| T2 | 63 (18.2) |
| T3 | 106 (30.6) |
| T4 | 144 (41.6) |
| Tx | 2 (0.6) |
| N stage | |
| N0 | 32 (9.3) |
| N1 | 42 (12.1) |
| N2 | 172 (49.7) |
| N3 | 97 (28) |
| Nx | 3 (0.9) |
AC adenocarcinoma, SCC squamous cell carcinoma, NS non-small-cell lung cancer, not further specified, NA not available/missing
aWell, moderate, poor, undifferentiated (1–4)