Table 1 Patient characteristics
n | (%) | |
|---|---|---|
Number of patients | 101 | (100) |
Sex | ||
Male | 76 | (75.2) |
Female | 25 | (24.8) |
Age at start of therapy (median, range) | 72 y (36–87) | |
< 50 y | 4 | (4.0) |
50–75 y | 64 | (63.4) |
> 75 y | 33 | (32.7) |
Karnofsky performance status scale | ||
> 80% | 23 | (22.8) |
≤ 80% | 78 | (77.2) |
Median (range) | 70% | (50–100%) |
Simultaneous chemoradiation therapy | 60 | (59.4) |
Tumor histology | ||
squamous cell carcinoma | 76 | (75.2) |
adenocarcinoma | 24 | (23.8) |
other | 1 | (1.0) |
Grading | ||
Gx | 11 | (10.9) |
G1 | 4 | (4.0) |
G2 | 54 | (53.5) |
G3 | 32 | (31.7) |
T-stage | ||
T1 | 4 | (4.0) |
T2 | 9 | (8.9) |
T3 | 53 | (52.5) |
T4 | 22 | (22.8) |
T2 + | 13 | (12.9) |
Tumor extension | ||
< 5 cm | 39 | (38.6) |
5–20 cm | 57 | (56.4) |
> 20 cm | 5 | (5.0) |
N-stage | ||
N0 | 23 | (22.8) |
N + | 78 | (77.2) |