Table 1 Main characteristics of B-cell acute lymphoblastic leukemia patients.

From: Increase in polymorphonuclear myeloid-derived suppressor cells and regulatory T-cells in children with B-cell acute lymphoblastic leukemia

Parameters

Patients

Age (y)*

7 ± 0.7

 < 1

2 (6.5%)

1– < 10

17 (54.8%)

 ≥ 10

12 (38.7%)

Sex Male

18 (58%)

Female

13 (42%)

PB blast cells (%)*

21 ± 2

BM blast cells (%)*

52.2 ± 4

CD34+ cells (%)*

46.4 ± 4

CD19+ in BM (%)*

57 ± 20

HB (g/dL)*

7.2 ± 0.3

TLC (109/L)*

31 ± 9

 < 50

18 (58%)

 ≥ 50

13 (42%)

lymphocytes (%)

34.9 ± 9

Platelets (× 109/L)

40.4 ± 4

Mediastinal mass

7 (23%)

CNS infiltration

6 (19%)

Bulky disease

11 (35%)

NCI/Rome risk

Standard

14 (45%)

High

17 (55%)

  1. PB peripheral blood, BM bone marrow, HB hemoglobin, TLC total leukocyte count, CNS cerebral nervous system, NCI National Cancer Institute Standard risk: age 1– < 10 with initial TLC < 50 × 109/L, High risk: all other patients, including patients with CNS leukemia at diagnosis. Results expressed as number (percentage), * expressed as mean ± SD.
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