Table 1.
Enrollment patient characteristics stratified by response group
| All patients (n = 12) | ||
|---|---|---|
| Age, years | mean ± SD | 64 ± 8.0 |
| median (range) | 62 (48–78) | |
| Gender (%) | male | 5 (42) |
| female | 7 (58) | |
| Smoking status (%) | current | 6 (50) |
| former | 3 (25) | |
| never | 3 (25) | |
| Alcohol use (drinks/week) | mean ± SD | 13.2 ± 27.4 |
| median (range) | 5.5 (0–98) | |
| ECOG status | 0 | 5 (42) |
| 1 | 7 (58) | |
| T stage (%) | T2 | 3 (25) |
| T3 | 3 (25) | |
| T4a | 6 (50) | |
| N stage (%) | N0 | 4 (33) |
| N1 | 4 (33) | |
| N2b | 2 (16) | |
| N2c | 2 (16) | |
| Clinical stage (%) | II | 3 (25) |
| III | 1 (8) | |
| IVA | 8 (67) | |
| Tumor size (greatest dimension), cm | mean ± SD | 3.6 ± 1.1 |
| median (range) | 3.1 (2.1–5.4) | |
| Histologic grade | well | 1 (8) |
| mod to well | 1 (8) | |
| moderate | 5 (42) | |
| mod to poor | 3 (25) | |
| poor | 1 (8) | |
| spindle | 1 (8) | |