age range | presence of metastasis | absence of metastasis | Total |
Under 35 | 36 | 9 | 45 |
35 - 45 years old | 45 | 28 | 73 |
46 - 65 years old | 38 | 30 | 68 |
Over 65 | 13 | 4 | 17 |
Total | 132 | 71 | 203 |