Comparison of outcomes after 8/8 allele-matched unrelated donor bone marrow and 4-6 A,B antigen, DRB1 allele matched umbilical cord blood transplantation (UCBT) in children with acute leukemia.13 Survival data is reported at 5 years after transplantation.
| HSC Source . | TRM, % . | Relapse, % . | LFS, % . | OS, % . |
|---|---|---|---|---|
| 8/8 matched BM (n = 116) | 19 | 41 | 38 | 45 |
| UCB (n = 503) | ||||
| 6/6 | 6 | 34 | 60 | 63 |
| 5/6 > 3.0 × 107 NC/kg | 29 | 31 | 41 | 45 |
| 5/6 < 3.0 × 107 NC/kg | 43 | 21 | 37 | 36 |
| 4/6 | 49 | 20 | 33 | 33 |
| HSC Source . | TRM, % . | Relapse, % . | LFS, % . | OS, % . |
|---|---|---|---|---|
| 8/8 matched BM (n = 116) | 19 | 41 | 38 | 45 |
| UCB (n = 503) | ||||
| 6/6 | 6 | 34 | 60 | 63 |
| 5/6 > 3.0 × 107 NC/kg | 29 | 31 | 41 | 45 |
| 5/6 < 3.0 × 107 NC/kg | 43 | 21 | 37 | 36 |
| 4/6 | 49 | 20 | 33 | 33 |