Table 1.
Patient and Treatment Characteristics
| Parameter | No. of Patients | |
|---|---|---|
| Age, years | ||
| < 60 | 55 | |
| > 60 | 46 | |
| Median | 58 | |
| Sex | ||
| Male | 84 | |
| Female | 17 | |
| Site | ||
| Oropharynx | 62 | |
| Larynx | 8 | |
| Oral cavity | 13 | |
| Hypopharynx | 12 | |
| Others | 6 | |
| T-stage | ||
| 0–2 | 48 | |
| 3–4 | 53 | |
| N-stage | ||
| 0–1 | 15 | |
| 2 | 66 | |
| 3 | 20 | |
| Stage | ||
| III | 10 | |
| IV | 91 | |
| Hemoglobin | ||
| ≤ 12 | 17 | |
| > 12 | 79 | |
| Unknown | 5 | |
| Median tumor pO2 | ||
| ≤ 10 mm Hg | 43 | |
| > 10 mm Hg | 52 | |
| Median, mm Hg | 11 | |
| Not assessable | 6 | |
| CA IX staining | ||
| Negative | 41 | |
| Positive | 51 | |
| Not assessable | 9 | |
| Galectin-1 staining | ||
| None | 15 | |
| Weak | 29 | |
| Strong | 56 | |
| Not assessable | 1 | |
| CD3 staining | ||
| None | 5 | |
| Weak | 41 | |
| Strong | 51 | |
| Not assessable | 4 | |
| Treatment | ||
| Chemoradiation | 80 | |
| Surgery ± radiation | 21 |