Table 1.

Characteristics of patients enrolled on AHOD0031

Variable	All patients, n = 1711	No SMN, n = 1694	SMN, n = 17	P
Age at diagnosis, mean ± SD, y	14.5 ± 3.4	14.5 ± 3.3	13.8 ± 4.3	.35
Height, mean ± SD, cm	161.0 ± 18.1	161.1 ± 18.1	157.2 ± 24.3	.38
Weight, mean ± SD, kg	60.5 ± 21.9	60.6 ± 21.9	58.6 ± 25.3	.71
Erythrocyte sedimentation rate (mm/h)	49.7 ± 33.9	49.6 ± 33.9	58.3 ± 34.4	.63
Gender				.33
Male	907	896 (52.9)	11 (64.7)
Female	804	798 (47.1)	6 (35.3)
Race				.06
Asian	49	47 (2.8)	2 (11.8)
Black	189	188 (11.1)	1 (5.9)
White	1333	1322 (78.0)	11 (64.7)
Other	140	137 (8.1)	3 (17.6)
Ethnicity				.75
Non-Hispanic	1404	1390 (82.1)	14 (82.4)
Hispanic	257	254 (15.0)	3 (17.6)
Unknown	50	50 (2.9)
Stage				.97
I	98	97 (5.7)	1 (5.9)
II	1005	996 (58.8)	9 (52.9)
III	354	350 (20.7)	4 (23.5)
IV	254	251 (14.8)	3 (17.6)
B symptoms				.17
No	1327	1317 (77.7)	10 (58.8)
Yes	380	373 (22.1)	7 (41.2)
Unknown	4	4 (0.2)
Bulk disease				.11
No	435	427 (25.2)	8 (47.1)
Yes	1256	1247 (73.6)	9 (52.9)
Unknown	20	20 (1.2)
Histology				.47
Lymph predominant	96	96 (5.7)
Lymph depleted	4	4 (0.2)
Nodular sclerosing	1383	1369 (80.8)	14 (82.4)
Mixed cellularity	156	155 (9.1)	1 (5.9)
Unknown	72	70 (4.1)	2 (11.8)

Values represent n (%) of patients unless otherwise indicated.