Table 1 Baseline characteristics of patients with BCP-ALL (N = 164)
Characteristics | N (%) |
|---|---|
Age (yr), median (range) | 4 |
<1 | 0 |
1-9 | 136 (82.9) |
≥10 | 28 (17.1) |
Gender | |
Male | 104 (63.4) |
Female | 60 (36.6) |
WBC (109/L) | |
<50 | 136 (82.9) |
≥50 | 28 (17.1) |
Treatment group | |
SR | 62 (37.8) |
MR | 81 (49.4) |
HR | 21 (12.8) |
Fusion genes | |
TEL-AML1 | 41 (25.0) |
E2A-PBX1 | 16 (9.8) |
BCR-ABL | 8 (4.9) |
MLL-AF4 | 1 (0.6) |
CNS involvement | 2 (1.2) |
Event | |
Relapse | 16 (9.8) |
Isolated BM | 13 (7.9) |
Isolated CNS | 1 (0.6) |
Isolated testis | 2 (1.2) |
Death* | 4 (2.4) |
Prednisone response | |
Good | 162 (98.8) |
Poor | 2 (1.2) |