Table 1 Basic characteristics of patients with NPC and RTLI
Characteristics | No. of patients (%) |
|---|---|
Sex | |
 Male | 640 (70.1) |
 Female | 273 (29.9) |
Age (years) | |
 < 50 | 532 (58.3) |
 ≥ 50 | 381 (41.7) |
Smoking (years) | |
 Yes | 645 (70.6) |
 No | 268 (29.4) |
Drinking (years) | |
 Yes | 847 (92.8) |
 No | 66 (8.1) |
Hypertension (years) | |
 Yes | 840 (92.0) |
 No | 73 (8.0) |
Diabetes (years) | |
 Yes | 894 (97.9) |
 No | 19 (2.1) |
Differentiation degree | |
 Yes | 813 (89.0) |
 No | 100 (11.0) |
Pathological type | |
 WHO type 1 | 0 (0) |
 WHO type 2 | 378 (41.4) |
 WHO type 3 | 535 (58.6) |
TNM stage | |
 1 | 2 (0.2) |
 2 | 18 (2.0) |
 3 | 398 (43.6) |
 4 | 495 (54.2) |
T stage | |
 1 | 12 (1.3) |
 2 | 61 (6.7) |
 3 | 415 (45.5) |
 4 | 425 (46.5) |
N stage | |
 0 | 51 (5.6) |
 1 | 286 (31.3) |
 2 | 461 (50.5) |
 3 | 115 (12.6) |
M stage | |
 0 | 907 (99.3) |
 1 | 6 (0.7) |