Table 1.

AHR expression according to clinicopathologic and biologic characteristics of neuroblastomas

CasesPositive AHR expression (%)P
Sex
 Male4618 (39.1)0.282
 Female3920 (51.3)
Age at diagnosis
 ≤1 year2821 (75.0)<0.001
 >1 year5717 (29.8)
Primary tumor site
 Adrenal5021 (42.0)0.658
 Extraadrenal3517 (48.6)
VMA screen
 Yes87 (87.5)0.020
 No7731 (40.3)
Clinical stage
 1, 2, 4S3026 (86.7)<0.001
 3, 45512 (21.8)
Tumor histology
 UNB368 (22.2)<0.001
 DNB3116 (51.6)
 GNB1814 (77.8)
MYCN
 Amplified233 (13.0)<0.001
 Nonamplified6235 (56.5)