Demographic characteristics of childhood ALL cases and controls: CCLS
| Characteristics . | n (%) . | |
|---|---|---|
| Cases, n = 212 . | Controls, n = 231 . | |
| Child’s sex | ||
| Male | 117 (55.2) | 134 (58.0) |
| Female | 95 (44.8) | 97 (42.0) |
| Mean age at diagnosis/reference, y (SE) | 4.75 (0.21) | 4.53 (0.20) |
| Child’s ethnicity | ||
| Hispanic | 114 (53.8) | 128 (55.4) |
| Non-Hispanic white | 76 (35.8) | 86 (37.2) |
| Non-Hispanic other | 22 (10.4) | 17 (7.4) |
| ALL subtype | ||
| B cell | 204 (96.2) | N/A |
| T cell | 5 (2.4) | N/A |
| Subtype unknown | 3 (1.4) | N/A |
| Characteristics . | n (%) . | |
|---|---|---|
| Cases, n = 212 . | Controls, n = 231 . | |
| Child’s sex | ||
| Male | 117 (55.2) | 134 (58.0) |
| Female | 95 (44.8) | 97 (42.0) |
| Mean age at diagnosis/reference, y (SE) | 4.75 (0.21) | 4.53 (0.20) |
| Child’s ethnicity | ||
| Hispanic | 114 (53.8) | 128 (55.4) |
| Non-Hispanic white | 76 (35.8) | 86 (37.2) |
| Non-Hispanic other | 22 (10.4) | 17 (7.4) |
| ALL subtype | ||
| B cell | 204 (96.2) | N/A |
| T cell | 5 (2.4) | N/A |
| Subtype unknown | 3 (1.4) | N/A |
N/A, not available.