Table 1.
Clinical characteristics of the 182 neuroblastoma patients analyzed
| Risk groupsa | Patientsb | Distribution (%)c | |
|---|---|---|---|
| INSS stage | 1 | 42 | 23,1 |
| 2 | 24 | 13,2 | |
| 3 | 23 | 12,6 | |
| 4 | 70 | 37,9 | |
| 4s | 23 | 13,2 | |
| Age at diagnosis | < = 1 year | 92 | 51,1 |
| > 1 year | 90 | 48,9 | |
| MYCN status | Normal | 153 | 84,1 |
| Amplified | 29 | 15,9 | |
| 5 years survival | Dead | 55 | 29,7 |
| Alive | 127 | 70,3 | |
a Common risk groups and categories stratifying neuroblastoma patients.
b The total number of patients in each group was 182. The number of patients in each subdivision is shown.
c Percentage relative to the total number of patients in each risk group.