Table 1.
Relationship characteristics of pediatric ALL and Bmi-1 expression level
| Characteristics | n | Bmi-1 | P value | |
|---|---|---|---|---|
| Low expression | High expression | |||
| Age at diagnosis, y | 0.100 | |||
| < 6 | 43 | 30 (69.8%) | 13 (30.2%) | |
| ≥ 6 | 42 | 22 (52.4%) | 20 (47.6%) | |
| Gender | 0.161 | |||
| Male | 60 | 26 (43.3%) | 34 (56.7%) | |
| Female | 25 | 15 (60%) | 10 (40%) | |
| WBC count (×109/L) | 0.153 | |||
| < 50 | 53 | 30 (56.6%) | 23 (43.4%) | |
| ≥ 50 | 32 | 13 (40.6%) | 19 (59.4%) | |
| FAB classification | 0.315a | |||
| L1 | 34 | 13 (38.2%) | 21 (61.8%) | |
| L2 | 47 | 26 (55.3%) | 21 (44.6%) | |
| L3 | 4 | 2 (50%) | 2 (50%) | |
| Immunophenotype | 0.281a | |||
| T | 11 | 4 (36.4%) | 7 (63.6%) | |
| B | 66 | 39 (59%) | 27 (41%) | |
| BCR/ABL | 0.329a | |||
| + | 8 | 3 (37.5%) | 5 (62.5%) | |
| - | 64 | 40 (62.5%) | 24 (37.5%) | |
| Prednisone-test | 0.039 | |||
| PGR | 61 | 36 (59%) | 25 (41%) | |
| PPR | 14 | 4 (28.6%) | 10 (71.4%) | |
| Risk group | 0.002a | |||
| LR | 16 | 14 (87.5%) | 2 (12.5%) | |
| IR | 31 | 16 (51.6%) | 15 (48.4%) | |
| HR | 31 | 10 (32.3%) | 21 (67.7%) | |
aTwo-sided Fisher’s exact test