Table 1.

Demographic and Clinical Characteristics of Patients With Neuroblastoma (N = 3,539)

Clinical Characteristic	Entire Cohort		Race/Ethnicity										P
			White		Black		Asian		Native American		Hispanic
	No.	%	No.	%	No.	%	No.	%	No.	%	No.	%
Overall No.	3,539		2,541		415		137		28		418
Age, months													< .001
< 18	1,758	50	1,301	51	157	38	65	47	12	43	223	53
≥ 18	1,781	50	1,240	49	258	62	72	53	16	57	195	47
Stage													.002
1, 2, 3, 4s	1,895	54	1,392	55	192	46	64	47	11	39	236	56
4	1,644	46	1,149	45	223	54	73	53	17	61	182	44
Sex													.662
Female	1,618	46	1,167	46	181	44	59	43	11	39	200	48
Male	1,921	54	1,374	54	234	56	78	57	17	61	218	52
MYCN status													.535
Not amplified	2,645	75	1,913	75	293	71	101	74	19	68	319	76
Amplified	658	19	467	19	83	20	26	19	8	29	74	18
Unknown	236	6	161	6	39	9	10	7	1	3	25	6
Ploidy													.038
Hyperdiploid	2,166	61	1,564	62	255	62	68	50	16	57	263	63
Diploid	1,051	30	758	30	113	27	56	41	8	29	116	28
Unknown	322	9	219	8	47	11	13	9	4	14	39	9
Histology													< .001
Favorable histology	1,661	47	1,233	49	150	36	57	42	11	39	210	50
Unfavorable histology	1,466	41	1,026	40	206	50	61	44	15	54	158	38
Unknown	412	12	282	11	59	14	19	14	2	7	50	12
Risk group													< .001
Low	1,185	34	880	35	120	29	37	27	5	18	143	34
Intermediate	718	20	531	21	58	14	31	23	4	14	94	22
High	1,636	46	1,130	44	237	57	69	50	19	68	181	43

NOTE. P indicates value for overall comparison among all racial/ethnic categories.