Actual conditioning regimen given. Among the 87 patients who received a transplant, 78 (55 from HLA-identical and 23 from HLA-nonidentical donors) were conditioned with CY + ATG + TBI at the doses shown. ^*Nine patients (7 from HLA-identical and 2 from HLA-nonidentical donors) were unable to receive ATG and were conditioned with CY (120 mg/kg) and TBI (6 × 200 over 3 days) only.