Table 4.
Proportional cancer incidence ratios (PCIR) and 95% confidence intervals (95% CI) of children with Turkish names versus children with non-Turkish names in the German Childhood Cancer Registry 1980–2005, male children
| Diagnosis group | Turkish cases (n) | Non-Turkish cases (n) | PCIR (95% CI) |
| Lymphoid leukaemia | 293 | 5747 | 0.97 (0.88–1.07) |
| Acute non-lymphocytic leukemia | 63 | 957 | 1.25 (0.99–1.59) |
| Hodgkin's disease | 78 | 1070 | 1.39 (1.12–1.72) |
| Non-Hodgkin/Burkitt Lymphoma | 108 | 1817 | 1.13 (0.95–1.35) |
| CNS tumors | 180 | 3737 | 0.92 (0.80–1.05) |
| Neuroblastoma and ganglioneuroblastoma | 84 | 1548 | 1.03 (0.84–1.27) |
| Retinoblastoma | 14 | 416 | 0.64 (0.38–1.08) |
| Nephroblastoma | 50 | 1048 | 0.91 (0.69–1.19) |
| Malignant bone tumours | 40 | 912 | 0.83 (0.62–1.13) |
| Soft-tissue sarcomas | 66 | 1258 | 1.00 (0.79–1.26) |
| Germ-cell tumors | 23 | 516 | 0.85 (0.57–1.27) |
| Other | 43 | 796 | 1.03 (0.77–1.38) |
| Total | 1042 | 19822 | - |