Table. I.
Patient and tumour characteristics from the cohort of head and neck 2007-2012 incident cancers, non-metastatic at diagnosis (N = 1441), from the nationally accredited cancer register of the Milan province, Italy.
| No. | % | |
|---|---|---|
| Year of incidence | ||
| 2007 | 246 | 17.1 |
| 2008 | 266 | 18.5 |
| 2009 | 252 | 17.5 |
| 2010 | 195 | 13.5 |
| 2011 | 261 | 18.1 |
| 2012 | 221 | 15.3 |
| Age class | ||
| ≤ 40 years | 43 | 3.0 |
| 41-50 | 120 | 8.3 |
| 51-55 | 131 | 9.1 |
| 56-60 | 190 | 13.2 |
| 61-65 | 230 | 15.9 |
| 65-70 | 246 | 17.1 |
| 71-75 | 203 | 14.1 |
| > 75 | 278 | 19.3 |
| Gender | ||
| Male | 1110 | 77.0 |
| Female | 331 | 23.0 |
| Charlson index | ||
| 0 | 865 | 60.0 |
| 1-2 | 448 | 31.1 |
| ≥ 3 | 128 | 8.9 |
| Site | ||
| Oral cavity (C00-06) | 469 | 32.5 |
| Salivary glands (C07-08) | 79 | 5.5 |
| Oropharynx (C09-10) | 167 | 11.6 |
| Nasoharynx (C11) | 65 | 4.5 |
| Hypopharynx (C12-13) | 82 | 5.7 |
| Larynx (C32) | 567 | 39.4 |
| Other and ill-defined sites (C14) | 12 | 0.8 |
| Histology | ||
| Malignant tumour, not specified | 60 | 4.2 |
| Squamous cell carcinoma | 1245 | 86.4 |
| Adeno, muco, acinar, cystic carcinomas | 81 | 5.6 |
| Others* | 55 | 3.8 |
| First treatment | ||
| No recorded treatment | 142 | 9.9 |
| Surgery | 852 | 59.1 |
| Radiotherapy | 396 | 27.5 |
| CT alone | 51 | 3.5 |
| Total number of patients | 1441 |
*Including mixed and undifferentiated.
Abbreviations: RT = radiotherapy; CT = chemotherapy.