Table 1.
Baseline characteristics of patients with unresected stage III non-small cell lung cancer.
| Variables | Total (%) | Radiotherapy (%) | Chemotherapy (%) | Chemo-radiotherapy (%) |
|---|---|---|---|---|
| Total | 20986 | 3989 | 3713 | 13284 |
| Age | ||||
| <65 | 8389 (40.0) | 915 (22.9) | 1346 (36.3) | 6128 (46.1) |
| ≥65 | 12597 (60.0) | 3074 (77.1) | 2367 (63.7) | 7156 (53.9) |
| Race | ||||
| White | 16600 (79.1) | 3114 (78.1) | 2868 (77.2) | 10618 (79.9) |
| Black | 2986 (14.2) | 643 (16.1) | 531 (14.3) | 1812 (13.7) |
| Other | 1400 (6.7) | 232 (5.8) | 314(8.5) | 854 (6.4) |
| Sex | ||||
| Male | 12452 (59.3) | 2320 (58.2) | 2088 (56.2) | 8044 (60.6) |
| Female | 8534 (40.7) | 1669 (41.8) | 1625 (43.8) | 5240 (39.4) |
| Grade | ||||
| I-II | 7105 (33.9) | 1464 (36.7) | 1273 (34.3) | 4368 (32.9) |
| III-IV | 13881 (66.1) | 2525 (63.3) | 2440 (65.7) | 8916 (67.1) |
| T stage | ||||
| T1 | 1633 (7.8) | 259 (6.5) | 257 (6.9) | 1117 (8.4) |
| T2 | 5430 (25.9) | 920 (23.1) | 801 (21.6) | 3709 (27.9) |
| T3 | 3740 (17.8) | 695 (17.4) | 493 (13.3) | 2552 (19.2) |
| T4 | 12743 (48.5) | 2115 (53.0) | 2162 (58.2) | 5906 (44.5) |
| N stage | ||||
| N0 | 2953 (14.1) | 755 (18.9) | 657 (17.7) | 1541 (11.6) |
| N1 | 1199 (5.7) | 247 (6.2) | 200 (5.3) | 752 (5.7) |
| N2 | 13262 (63.2) | 2501 (62.7) | 2189 (59.0) | 8572 (64.5) |
| N3 | 3572 (17.0) | 486 (12.2) | 667 (18.0) | 2419 (18.2) |