Table 3.

NET protein expression composite score (n = 61) according to baseline patient characteristics.

	N	Median NET protein expression composite score (range)
Age ≤ 18 months	32	95 (0–300)
Age > 18 months	29	140 (0–300)
Intermediate-risk group	34	160 (0–300)**
High-risk group	27	60 (0–300)
Localized tumor	29	160 (0–300)**
Metastatic tumor	32	55 (0–300)
Adrenal primary tumor	28	100 (0–300)
Nonadrenal primary tumor	33	100 (0–300)
MYCN nonamplified	48	160 (0–300)***
MYCN amplified	13	10 (0–140)
Favorable histology	36	160 (0–300)
Unfavorable histology	24	70 (0–300)
Normal urine catecholaminesa	10	65 (0–240)
Elevated urine catecholamines	17	60 (0–300)

^aAvailable only for patients with high-risk disease.

**P < 0.05 for difference in expression between clinical groups.

***P < 0.001 for difference in expression between clinical groups.