Table 1 Patient characteristics
Study group add-back (n = 25) | Ctrl. group deplete (CD34+ PBSC) (n = 31) | Ctrl. group replete (BM) (n = 22) | |
|---|---|---|---|
Diagnosis | |||
ALL | 9 | 16 | 13 |
AML | 5 | 7 | 5 |
CML | 2 | 6 | 2 |
JMML | 1 | 2 | 0 |
NHL | 3 | 0 | 0 |
MDS (RAEB) | 1 | 0 | 1 |
MDS (RCC) | 4 | 0 | 1 |
Agea (years) | 11 (0.5–18) | 10 (1.5–24) | 8.9 (2–17) |
Weighta (kg) | 36 (6.8–90.6) | 31 (9.6–98) | 30 (13.7–73.3) |
Disease status | |||
CR 1 | 5 | 4 | 5 |
CR 2/3 | 10 | 16 | 12 |
CP 1/2 | 3 | 5 | 2 |
PR (NHL) | 2 | 0 | 0 |
AD | 0 | 6 | 1 |
REAB (MDS) | 1 | 0 | 1 |
RCC (MDS) | 4 | 0 | 1 |
HLA match | |||
Matched | 18 | 15 | 27 |
Mismatched | |||
1 antigen | 7 | 13 | 3 |
2 antigens | 0 | 3 | 0 |
Graft compositiona | |||
CD34+ cell purity | 98.0% | 98.5% | n.a. |
Cell dose | |||
CD34+ stem cells × 107/kgBW | 1 (0.45–3) | 0.8 (0.1–5.4) | n.a. |
CD3+ T cells × 107/kgBW | 1.0007 (1.00009–1.0046) | 0.0006 (0.00005–0.0034) | n.a. |