Cytogenetic Markers | Pediatric T-ALL |
| Adult T-ALL |
| ||||||
Age | Age | |||||||||
1 - 10 years | 11 - 15 years | <40 years | >40 years | |||||||
Pos | Neg | Pos | Neg | p-value | Pos | Neg | Pos | Neg | p-value | |
del(9p) | 109 (61%) | 111 (49%) | 70 (39%) | 115 (51%) | 0.018 | 147 (95%) | 255 (79%) | 8 (5%) | 66 (21%) | 0.0005 |
MLL translocations | 9 (47%) | 205 (56%) | 10 (53%) | 160 (44%) | 0.452 | 5 (83%) | 328 (84%) | 1 (17%) | 62 (16%) | 0.959 |
TCRα, TCRβ, TLX1, TLX3 | 72 (56%) | 130 (52%) | 56 (44%) | 119 (48%) | 0.467 | 102 (90%) | 285 (83%) | 12 (10%) | 58 (17%) | 0.101 |