Table 2

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, both sexes

Diagnosis group
Turkish cases (n)
Non-Turkish cases (n)
PCIR (95% CI)

Lymphoid leukaemia
504
10177
0.99 (0.92–1.07)
Acute non-lymphocytic leukemia
112
1827
1.23 (1.02–1.47)
Hodgkin's disease
119
1778
1.34 (1.13–1.59)
Non-Hodgkin/Burkitt Lymphoma
152
2553
1.19 (1.02–1.39)
CNS tumors
318
6681
0.95 (0.86–1.05)
Neuroblastoma and ganglioneuroblastoma
144
2875
1.00 (0.86–1.17)
Retinoblastoma
28
804
0.70 (0.48–1.01)
Nephroblastoma
92
2167
0.85 (0.70–1.04)
Malignant bone tumours
78
1749
0.89 (0.72–1.11)
Soft-tissue sarcomas
102
2290
0.89 (0.74–1.08)
Germ-cell tumors
48
1142
0.84 (0.64–1.11)
Other
77
1442
1.07 (0.86–1.33)

Total
1774
35485
-

Spallek et al. BMC Public Health 2008 8:152   doi:10.1186/1471-2458-8-152