- Distribution of hematological malignancies (HMs) cases according to subtypes and age. Early childhood (≤5 years old), Middle childhood (6–12 years old), and late childhood (13–16 years old).
| HMs subtypes | Early childhood | Middle childhood | Late childhood |
|---|---|---|---|
| B-ALL | 81 (66.9) | 35 (28.9) | 5 (4.2) |
| AML-M4 | 10 (66.6) | 4 (26.7) | 1 (6.7) |
| T-ALL | 4 (50.0) | 3 (37.5) | 1 (12.5) |
| AML-M3 | 3 (50.0) | 3 (50.0) | 0 (0) |
| AML-M5 | 3 (75.0) | 0 (0) | 1 (25.0) |
| MPAL | 1 (25.0) | 2 (50.0) | 1 (25.0) |
| JMML | 3 (100) | 0 (0) | 0 (0) |
| MDS | 2 (66.6) | 1 (33.3) | 0 (0) |
| AML-M2 | 1 (50.0) | 1 (50) | 0 (0) |
| AML-M6 | 1 (50.0) | 1 (50) | 0 (0) |
| Burkitt’s lymphoma | 1 (50.0) | 1 (50) | 0 (0) |
| Prolymphocytic leukemia | 1 (100) | 0 (0) | 0 (0) |
| Total | 111 (65.1) | 51 (29.8) | 9 (5.3) |
| Values are presented as number and percentages (%). HMs: hematological malignancies, B-ALL: B-cell acute lymphoblastic leukemia, AML-M4: myelomonocytic leukemia, T-ALL: T-cell acute lymphoblastic leukemia, AML-M3: Acute promyelocytic leukemia, AML-M5: acute monoblastic leukemia, MPAL: Mixed-phenotype acute leukemia, JMML: juvenile myelo-monocytic leukemia, MDS: myelodysplastic syndrome, AML-M2: acute myeloid leukemia with maturation, AML-M6: acute erythroid leukemia | |||