Table 2.
Patients’ characteristics (n = 60)
| Patients’ characteristics | N (%) | |
|---|---|---|
| Histologic type | Neuroblastoma | 47 (78) |
| Ganglioneuroblastoma | 13 (21) | |
| Sex | Girls | 31 (52) |
| Boys | 29 (48) | |
| Age at diagnosis | <12 months | 22 (37) |
| ≥12 months | 38 (63) | |
| INSS stage 2000–2012 (n = 46) | 1 | 3 (7) |
| 2 | 13 (28) | |
| 3 | 8 (17) | |
| 4 | 19 (41) | |
| 4S | 3 (7) | |
| INRGSS stage 2013–2015 (n = 14) | L1 | 3 (21) |
| L2 | 7 (50) | |
| M | 3 (21) | |
| MS | 1 (7) | |
| Group of stage | Group 1 – localised neuroblastoma (stages I–III according to INSS and L1, L2 according to INRGSS) | 34 (57) |
| Group 2 – metastatic disease (4 stage according to INSS and M stage according to INRGSS) | 22 (37) | |
| Group 3 – infants with 4S and MS stages | 4 (7) | |
| Risk groups | Low | 27 (45) |
| Intermediate | 12 (20) | |
| High | 21 (35) | |