Table 1.
Patient Characteristics
| Characteristic | All | Percentage |
|---|---|---|
| Age, years | ||
| <66 (median) | 332 | 50 |
| ≥66 | 332 | 50 |
| Sex | ||
| Male | 363 | 55 |
| Female | 301 | 45 |
| Race | ||
| White | 569 | 86 |
| Other | 95 | 14 |
| Disease stage | ||
| I-IIIA | 296 | 41 |
| IIIB, IV, recurrence | 333 | 59 |
| Tumor histology | ||
| Adenocarcinoma | 293 | 44 |
| SCC and other | 371 | 56 |
| Karnofsky Performance Status score | ||
| <80 | 101 | 15 |
| ≥80 | 563 | 85 |
| Induction chemotherapy | ||
| No | 417 | 63 |
| Yes | 247 | 37 |
| Smoking status | ||
| Never | 55 | 8 |
| Former/current | 597 | 92 |
| Total radiation dose, Gy | ||
| <69.03 (median) | 328 | 50 |
| ≥69.03 | 330 | 50 |
| GTV, cm3 | ||
| <95.2 (median) | 306 | 50 |
| ≥95.2 | 305 | 50 |
| MLD, Gy | ||
| <17.9 (median) | 320 | 50 |
| ≥17.9 | 319 | 50 |
| Radiation modality | ||
| Photon (X-ray) | 511 | 77 |
| Proton | 139 | 23 |
| MUCB rs35705950 | ||
| GG | 517 | 81 |
| GT | 103 | 16 |
| TT | 15 | 2 |