Table 1 Clinical characteristics of the 385 patients with nasopharyngeal carcinoma (NPC) who were treated with intensity-modulated radiotherapy (IMRT)
Characteristic | No. of patients (%) |
|---|---|
Sex | |
Man | 281 (73.0) |
Woman | 104 (27.0) |
Age (years) | |
≤ 45 | 235 (61.0) |
> 45 | 150 (39.0) |
Histological type | |
WHO type I | 3 (0.8) |
WHO type II/III | 382 (99.2) |
T categorya | |
T1 | 73 (19.0) |
T2 | 75 (19.5) |
T3 | 168 (43.6) |
T4 | 69 (17.9) |
N categorya | |
N0 | 53 (13.8) |
N1 | 244 (63.4) |
N2 | 62 (16.1) |
N3 | 26 (6.7) |
Clinical stagea | |
I | 23 (6.0) |
II | 98 (25.4) |
III | 172 (44.7) |
IVB | 92 (23.9) |
Chemotherapy | |
No | 55 (14.3) |
Yes | 330 (85.7) |