Table 1. Patient characteristics (n = 205).
| Characteristic | No. of Patients |
| Sex | |
| Male | 114 (56%) |
| Females | 91 (44%) |
| Age(years) | |
| Median (range) | 64 (35–83) |
| Race | |
| Caucasian | 149 (73%) |
| Black | 43 (21%) |
| Others | 13 (6%) |
| Disease stage | |
| I, II | 31 (15%) |
| III | 174 (85%) |
| Tumor histology | |
| Squamous cell | 68 (33%) |
| Adenocarcinoma | 70 (34%) |
| NSCLC, NOS | 67 (33%) |
| Karnofsky Performance Score | |
| <80 | 36 (18%) |
| 80–89 | 115 (56%) |
| ≥90 | 54 (26%) |
| Smoking status | |
| Current | 52 (25%) |
| Former | 137 (67%) |
| Never | 16 (8%) |
| Treatments | |
| Chemoradiation | 165 (80.5%) |
| No chemoradiation | 40 (19.5%) |
| No. of chemotherapy cycles | |
| 0–1 | 31 (15%) |
| 2–3 | 70 (34%) |
| ≥4 | 104 (51%) |
| Radiation dose (Gy) | |
| Median (range) | 64 (50–84) |
Abbreviations: NSCLC, NOS, non-small cell lung carcinoma, not otherwise specified.