Healthy (n) | NPC (n) | NPC cancer stage (n) | ||||||
---|---|---|---|---|---|---|---|---|
Age rang (years) | male | female | male | female | stage I | stage II | stage III | stage IV |
< 30 | 29 | 38 | 13 | 9 | 2 | 5 | 10 | 5 |
30–39 | 73 | 52 | 89 | 37 | 0 | 23 | 73 | 30 |
40–49 | 78 | 61 | 127 | 50 | 10 | 31 | 85 | 51 |
50–59 | 86 | 46 | 109 | 38 | 4 | 24 | 79 | 40 |
≧ 60 | 58 | 21 | 53 | 22 | 1 | 7 | 39 | 28 |
total | 324 | 218 | 391 | 156 | 17 | 90 | 286 | 154 |