Summary characteristics for 24 patients with Wilms tumour
| Characteristic | N=24* |
| Sex | |
| Female | 14 (58%) |
| Male | 10 (42%) |
| Age (month) | 42 (29, 58) |
| Tumour side | |
| Bilateral | 2 (8.3%) |
| Left kidney | 14 (58%) |
| Right kidney | 8 (33%) |
| Stage | |
| NB | 1 (4.2%) |
| I | 7 (29%) |
| II | 5 (21%) |
| III | 7 (29%) |
| IV | 2 (8.3%) |
| V | 2 (8.3%) |
| Nephrogenic rests | |
| – | 15 (62%) |
| Intralobar | 4 (17%) |
| Perilobar | 5 (21%) |
*N (%); median (IQR).
NB, nephroblastomatosis.