Table 1 Patient characteristics for training and test cohorts
Characteristic | Dataset, No. (%) | |
|---|---|---|
Training (210) | Test (19) | |
Age at diagnosis, median (range) | 61 (40–84) | 65 (53–88) |
Sex | Â | Â |
Female | 38 (18.1) | 5 (26.3) |
Male | 172 (81.9) | 14 (73.7) |
Primary tumor site | Â | Â |
Base of tongue | 45 (21.4) | 2 (10.5) |
Hypopharynx | 10 (4.8) | 1 (5.3) |
Larynx | 34 (16.2) | 0 (0.0) |
Nasopharynx | 10 (4.8) | 5 (26.3) |
Oropharynx | 21 (10.0) | 4 (21.1) |
Supraglottis | 6 (2.9) | 1 (5.3) |
Tonsil | 45 (21.4) | 5 (26.3) |
Other/unknown | 39 (18.6) | 1 (5.3) |
Tumor stage | Â | Â |
TX | 6 (2.9) | 0 (0.0) |
T0 | 12 (5.7) | 1 (5.3) |
T1 | 34 (16.2) | 3 (15.8) |
T2 | 50 (23.8) | 5 (26.3) |
T3 | 87 (41.4) | 9 (47.4) |
T4 | 10 (4.8) | 1 (5.3) |
Unavailable | 11 (5.2) | 0 (0.0) |
Node stage | Â | Â |
N0 | 46 (21.9) | 3 (15.8) |
N1 | 37 (17.6) | 2 (10.5) |
N2 | 99 (47.1) | 13 (68.4) |
N3 | 17 (8.1) | 1 (5.3) |
Unavailable | 11 (5.2) | 0 (0.0) |