Table 1.

Characteristics for eligible patients (n = 12)

CharacteristicNumber
Age (y)
    Median (range)12.5 (1-18)
Sex
    Male8
    Female4
Race
    White9
    Black or African-American2
    Unknown1
Ethnicity
    Non-Hispanic9
    Hispanic3
Diagnosis
    ALL (pre-B)9
    AML3
Prior treatment regimens
    Median (range)4 (1-7)
Prior bone marrow transplant5
Prior radiation therapy8
On-study hematologic variables
    Median absolute neutrophil count, ×103 (range)2.8 (0.1-20.9)
    Evaluable patents (n = 5)1.5 (0.1-20.9)
    Median platelet count, ×103 (range)55 (23-136)
    Evaluable patients (n = 5)67 (34-94)