Table 2.
Demographics of study patients
| Head and neck cancer (n = 45) | Normal patients (n = 16) | ||
|---|---|---|---|
| Median age, years (range) | 56 (39–78) | 41 (20–76) | |
| Sex | Male | 35 (78) | 11 (69) |
| Female | 10 (22) | 5 (31) | |
| Race | Caucasian | 34 (76) | 15 (94) |
| Black | 6 (13) | 1 (6.3) | |
| Other | 5 (11) | 0 (0) | |
| Smoking status | Never | 14 (31) | 10 (63) |
| Former | 18 (40) | 3 (19) | |
| Current | 13 (29) | 3 (19) | |
| Stage | I | 4 (8.9) | – |
| II | 5 (11) | – | |
| III | 6 (13) | – | |
| IV | 30 (67) | – | |
| Site | Nose/sinus | 1 (2.2) | – |
| Oral cavity | 12 (27) | – | |
| Oropharynx | 21 (47) | – | |
| Hypopharynx | 2 (4.4) | – | |
| Larynx | 4 (8.9) | – | |
| Neck/other | 5 (11) | – | |
Figures in parentheses are percentages.