Clinical features of the 13 patients with BL and BLL.
| Characteristics | n (%) |
|---|---|
| Sex | |
| Male | 12 (92.3) |
| Female | 1 (7.7) |
| Age (years) | |
| ≤ 14 | 6 (46.2) |
| > 14 | 7 (53.8) |
| Clinical staging | |
| I | 3 (23.1) |
| II | 2 (15.4) |
| III | 2 (15.4) |
| IV | 6 (46.1) |
| ECOG | |
| 0, 1 | 11 (84.6) |
| ≥ 2 | 2 (15.4) |
| B symptoms | |
| Yes | 7 (53.8) |
| No | 6 (46.2) |
| IPI | |
| 0, 1 | 5 (38.5) |
| 2 | 2 (15.4) |
| 3 | 4 (30.8) |
| 4, 5 | 2 (15.4) |
| LDH level | |
| Normal | 2 (15.4) |
| Elevated | 8 (61.5) |
| Unknown | 3 (23.1) |
| ESR | |
| Normal | 5 (38.5) |
| Elevated | 4 (30.8) |
| Unknown | 4 (30.8) |
| β2-MG | |
| Normal | 1 (7.7) |
| Elevated | 6 (46.2) |
| Unknown | 6 (46.2) |
| Uric acid | |
| Normal | 9 (69.2) |
| Elevated | 1 (7.7) |
| Unknown | 3 (23.1) |