Table 3.
Pretreatment patient and tumor characteristics by treatment arm
| Pretreatment characteristic | 64.8 Gy (n=82) | 50.4 Gy (n=84) | χ2 test P value | |
|---|---|---|---|---|
| Gender | Male | 56 (68%) | 64 (76%) | .26 |
| Female | 26 (32%) | 20 (24%) | ||
| Race | White | 60 (73%) | 53 (63%) | White vs. non-white |
| Hispanic | 2 (2%) | 2 (2%) | .16 | |
| Black | 20 (24%) | 28 (33%) | ||
| Asian/Pacific | 0 | 1 (1%) | ||
| Weight loss | >10% | 30 (37%) | 32 (38%) | .84 |
| <10% | 52 (63%) | 52 (62%) | ||
| Age | Median | 65 | 64 | .34 |
| Range | 44–80 | 43–81 | ||
| KPS | 60–80 | 30 (37%) | 35 (42%) | .50 |
| 90–100 | 52 (63%) | 49 (58%) | ||
| Lesion size | <5 cm | 38 (46%) | 41 (49%) | .75 |
| >5 cm | 44 (54%) | 43 (51%) | ||
| Histology | Squamous | 69 (84%) | 69 (82%) | .73 |
| Adenocarcinoma | 13 (16%) | 15 (18%) | ||
Abbreviation: KPS = Karnofsky performance status.