Table 1 The relationship between ISL1 expression and clinical–pathological features in 57 NB patients from our department.
Clinical characteristics | Total no. of patients | No. of patients | χ2 | P-value | |
|---|---|---|---|---|---|
|  |  | Lower (n = 28) | Higher (n = 29) |  |  |
Sex | |||||
 Male | 32 | 16 | 16 | 0.022 | 0.88  |
 Female | 25 | 12 | 13 |  |  |
Age | |||||
 <18 months | 12 | 4 | 8 | 1.516 | 0.218 |
 ≥18 months | 45 | 24 | 21 |  |  |
Relapse | |||||
 No | 34 | 20 | 14 | 3.173 | 0.075 |
 Yes | 23 | 8 | 15 |  |  |
INSS stage | |||||
 1, 2, 4 s | 10 | 7 | 3 | 2.115 | 0.146 |
 3, 4 | 47 | 28 | 29 |  |  |
COG risk group | |||||
 Low risk | 3 | 2 | 1 | 10.493 | 0.005 |
 Intermediate risk | 8 | 8 | 0 |  |  |
 High risk | 46 | 18 | 28 |  |  |
LDH | |||||
 ≥245 | 42 | 18 | 24 | 2.507 | 0.113 |
 <245 | 15 | 10 | 5 |  |  |
