Table 1 Clinicopathological characteristics and follow-up data of 1093 NPC patients
Characteristic | Number of patients (%) |
|---|---|
Sex | Â |
Female | 318 (29.1) |
Male | 775 (70.9) |
Age (years) | Â |
Median | Â |
(range) | 47 (15-90) |
≤ 47 | 568 |
> 47 | 517 |
Missing | 8 |
Follow-up time (months) | Â |
Median | 67 (1-120) |
(range) | Â |
Clinical stage | Â |
I-II | 315 (29.0) |
III-IV | 773 (71.0) |
Missing | 5 |
Relapse | Â |
No | 1001 (91.7) |
Yes | 91 (8.3) |
Missing | 1 |
Metastasis | Â |
No | 984 (90.1) |
Yes | 108 (9.9) |
Missing | 1 |
Therapeutic modality | Â |
Radiotherapy | 766 (70.6) |
Chemotherapy | 10 (0.9) |
Radiochemotherapy | 309 (28.5) |
Missing | 8 |
WHO histological classification | Â |
NKUC | 853 (78.3) |
NKDC | 206 (18.9) |
KSCC | 30 (2.8) |
Missing | 4 |
OS rate (%) | Â |
5-year | 69.1 |