Table 1.
Risk factors | Training seta | Independent test setb | |||
Patients | Distribution (%)C | Patients | Distribution (%)C | ||
Age at diagnosis (Years) | |||||
<1 | 86 | 47 | 26 | 51 | |
≥1 | 96 | 53 | 25 | 49 | |
INSS stage | |||||
1 | 42 | 23 | 13 | 25 | |
2 | 24 | 13 | 7 | 14 | |
3 | 23 | 13 | 11 | 21 | |
4 | 69 | 38 | 16 | 32 | |
4s | 24 | 13 | 4 | 8 | |
MYCN status | |||||
normal | 152 | 84 | 40 | 79 | |
amplified | 30 | 16 | 11 | 21 | |
Outcome | |||||
Good | 131 | 72 | 41 | 80 | |
Poor | 51 | 28 | 10 | 20 | |
Risk Group d | |||||
LR | 94 | 52 | 27 | 53 | |
IR | 21 | 11 | 8 | 15 | |
HR | 67 | 37 | 16 | 32 |
a The total number of patients is 182. The number of patients in each subdivision is shown.
b The total number of patients is 51. The number of patients in each subdivision is shown.
c Percentage relative to the total number of patients.
d The risk assessment is based on INRG classification. HR = High Risk; IR = Intermediate Risk; LR = Low Risk.