TABLE 1.
Patient Characteristics
| Clinical Characteristics | Total (n=372) |
|---|---|
| Age at diagnosis; N (%) | |
| 2 to <10 years | 266 (71.5) |
| ≥10 years | 106 (28.5) |
| Sex; N (%) | |
| Female | 159 (42.7) |
| Male | 213 (57.3) |
| Ancestry; N (%) | |
| White | 253 (68.0) |
| Black | 63 (16.9) |
| Native American | 26 (7.0) |
| Other | 22 (5.9) |
| No dataa | 8 (2.2) |
| Lineage; N (%) | |
| B cell | 309 (83.1) |
| T cell | 63 (16.9) |
| WBC at diagnosis; N (%) | |
| <50 × 109/L | 272 (73.1) |
| ≥50 × 109/L | 100 (26.9) |
| CNS status; N (%) | |
| CNS-1 | 282 (75.8) |
| Other | 90 (24.2) |
| Risk; N (%) | |
| Low | 180 (48.4) |
| Standard/high | 192 (51.6) |
Abbreviations: WBC, white blood cell count CNS, central nervous system
a
Germline samples for ancestry analysis were not available.