Table 2.
Clinicodemographic data for the AALL0232 cohort and training and testing subsets.
| Characteristic | All AALL0232 (n = 156) | Training cohort (n = 109) | Testing cohort (n = 47) | P-value (training versus testing) |
|---|---|---|---|---|
| Age at diagnosis, mean (range) years | 10 (1–21) | 10 (1–21) | 10 (1–21) | 0.44 |
| Sex, no. of patients | 0.96 | |||
| Male | 95 | 67 | 28 | |
| Female | 61 | 42 | 19 | |
| Race, no. of patients | 0.21 | |||
| White | 117 | 84 | 33 | |
| Black | 6 | 5 | 1 | |
| Asian | 1 | 0 | 1 | |
| Pacific islander | 4 | 4 | 0 | |
| Other/Unknown | 28 | 16 | 12 | |
| Ethnicity, no. of patients | 0.75 | |||
| Hispanic or Latino | 37 | 25 | 12 | |
| Not Hispanic or Latino | 111 | 80 | 31 | |
| Unknown | 8 | 4 | 4 | |