Table 1.
Patient and tumor characteristics (n = 44)
| Mean age (range) | 56 | (24–78) y |
| Gender | ||
| Female | 10 | (23%) |
| Male | 34 | (77%) |
| Mean follow-up time (range) | 56 | (44–72) months |
| since end of radiotherapy | ||
| Tumor site | ||
| Larynx | 19 | (43%) |
| Floor of mouth/oral cavity | 7 | (16%) |
| Oropharynx | 4 | (9%) |
| Nose (nasal cavity) | 4 | (9%) |
| Hypopharynx | 1 | (2%) |
| Nasopharynx | 1 | (2%) |
| Other | 8 | (18%) |
| Surgery preradiotherapy | ||
| Local | 6 | (14%) |
| Local + regional | 11 | (25%) |
| No | 27 | (61%) |
| Stage (TNM staging system 1997) | ||
| T1 | 7 | (22%) |
| T2 | 16 | (50%) |
| T3 | 5 | (16%) |
| T4 | 4 | (12%) |
| Not applicable/recurrent | 12 | |
| N0 | 27 | (84%) |
| N1 | 4 | (13%) |
| N2b | 1 | (3%) |
| Not applicable/recurrent | 12 |