Table 2 Number of cases and age at diagnosis according to cancer type. Numbers in parentheses indicate percentage distributions among age categories for each cancer type
Type of cancer | Age at diagnosis | ||
|---|---|---|---|
0–10 | 11–20 | N | |
Leukemia | 4.114 (80.4) | 1.000 (19.6) | 5.114 |
Central nervous system | 3.003 (66.4) | 1.521 (33.6) | 4.524 |
Lymphoma | 491 (26.5) | 1.362 (73.5) | 1.853 |
Testis | 154 (18.2) | 693 (81.8) | 847 |
Nephroblastoma | 422 (95.7) | 19 (4.3) | 441 |
Adrenal gland | 386 (92.6) | 31 (7.4) | 417 |
Primary bone | 163 (41.4) | 231 (58.6) | 394 |
Retinoblastoma | 344 (99.7) | 1 (0.3) | 345 |
Thyroid gland | 35 (10.2) | 308 (89.8) | 343 |
Ovary | 67 (22.6) | 229 (77.4) | 296 |
Hepatoblastoma | 172 (80.8) | 41 (19.2) | 213 |
Breast | 1 (5.6) | 17 (94.4) | 18 |
Total | 9.352 (63.2) | 5.453 (36.8) | 14.805 |