Table 1.
Number of cases by cancer subtype and administrative region, mean diagnostic age in months and sex ratio (M/F)
| Diagnostic group | Aragon | Catalonia | Navarre | Basque country | North regions | Madrid region | Mean diagnostic age (years) | Sex ratio (M/F) |
|---|---|---|---|---|---|---|---|---|
| Leukemia | 60 | 418 | 41 | 119 | 638 | 424 | 4.5 | 1.4 |
| HL | 6 | 35 | 3 | 9 | 53 | 39 | 8.7 | 2.8 |
| NHL | 19 | 100 | 7 | 17 | 142 | 102 | 6.4 | 2.7 |
| CNS | 52 | 341 | 35 | 82 | 510 | 201 | 5 | 1.16 |
| Neuroblastoma | 16 | 176 | 15 | 50 | 257 | 141 | 1.7 | 1 |
| Retinoblastoma | 11 | 58 | 9 | 10 | 88 | 51 | 1.5 | 0.96 |
| Renal tumors | 18 | 94 | 11 | 21 | 144 | 68 | 2.7 | 0.9 |
| Hepatic tumors | 5 | 22 | 1 | 7 | 35 | 23 | 2.7 | 1.9 |
| Malignant bone tumors | 13 | 55 | 4 | 8 | 80 | 34 | 8.5 | 1.03 |
| Sarcomas | 10 | 85 | 11 | 25 | 131 | 69 | 4.6 | 1.6 |
| Germ cell tumors | 10 | 55 | 5 | 6 | 76 | 44 | 4.2 | 1.04 |
| Total cases | 220 | 1439 | 142 | 354 | 2154 | 1196 | 4.4 | 1.28 |
| Controls | 1295 | 8865 | 857 | 2133 | 13,150 | 7215 | – | – |