| Cytogenetic Markers | Pediatric BCP-ALL |
| Adult BCP-ALL |
| ||||||
| Ploidy | Ploidy | |||||||||
| Diploidy | Hyperdiploidy | Diploidy | Hyperdiploidy | |||||||
| Pos | Neg | Pos | Neg | p-value | Pos | Neg | Pos | Neg | p-value | |
| +4, +10, +17 | 23 (6%) | 395 (79%) | 374 (94%) | 103 (21%) | 0.0005 | 10 (13%) | 241 (81%) | 65 (87%) | 57 (19%) | 0.0005 |
| +21 | 85 (11%) | 817 (80%) | 677 (89%) | 201 (20%) | 0.0005 | - | - | - | - | - |
| t(9;22) | 66 (80%) | 856 (50%) | 17 (20%) | 864 (50%) | 0.0005 | 167 (78%) | 450 (70%) | 47 (22%) | 192 (30%) | 0.007 |
| t(12;21) | 152 (65%) | 764 (49%) | 83 (35%) | 797 (51%) | 0.0005 | - | - | - | - | - |
| MLL translocations | 43 (86%) | 879 (50%) | 7 (14%) | 873 (50%) | 0.0005 | 13 (72%) | 603 (72%) | 5 (28%) | 234 (28%) | 0.987 |
| t(1;19) | 121 (79%) | 792 (49%) | 33 (21%) | 833 (51%) | 0.0005 | 33 (75%) | 573 (72%) | 11 (25%) | 222 (28%) | 0.673 |
| Age 1 - 10 years 11 - 15 years | - 690 (47%) 232 (69%) | - | - 778 (53%) 103 (31%) | - | - 0.0005 | <40 years 477 (72%) >40 years 140 (73%) | - | - 189 (28%) 51 (27%) | - | 0.649 |