Table 1: Patient characteristics.

PatientAge (y)Sex WBC/mm3Morphological diagnosisPhenotypeBM blast infiltration (%)Risk stratificationRisk factor

1 12M87,900ALL-L2B-ALL88.9HRLeukocytosis
Age
2 2F12300ALL-L1B-ALL80SR
3 7M13800ALL-L1B-ALL96SR
4 7F157,000ALL-L1B-ALL78.1HRLeukocytosis
5 10M70,700ALL-L1B-ALL80HRAge
Leukocytosis
6 7M123,000ALL-L2B-ALL98HRLeukocytosis
7 9M25,800ALL-L2B-ALL98.5SR
8 20F15,630ALL-L1B-ALL80HRAge
9 13M211,000ALL-L2B-ALL98HRAge
Leukocytosis
10 4M34,220ALL-L1B-ALL90SR
11 4 monthsF156,800ALL-L1C-ALL94HRAge
Leukocytosis
12 7M17,400ALL-L1T-ALL71.4HRT-cell phenotype
13 3M75,800ALL-L1T-ALL89HRT-cell phenotype
No response to initial dexamethasone treatment
Leukocytosis
Positive cerebrospinal fluid
14 7M37,300ALL-L2M-ALL94.2HRNo response to initial dexamethasone treatment
1513M200,000ALL-L2M-ALL68HRAge
Leukocytosis
16 15M144,600AML-M1AML94HRLeukocytosis

y: years old; WBC: white blood cell count; BM: bone marrow; M: male; F: female; B-ALL: B cell precursor acute lymphoblastic leukemia; T-ALL: T cell acute lymphoblastic leukemia; M-ALL: mixed acute leukemia; AML: Acute myeloid leukemia; C-ALL: congenital leukemia; HR: high risk; SR: standard risk.