Clinical Features in Juvenile-Onset Ankylosing Spondylitis Patients Carrying Different B27 Subtypes

Table 5

Comparison of clinical features in JAS and AAS patients with HLA-2704 and 2705.

	HLA-2704			HLA-2705
	JAS	AAS		JAS	AAS
Gender (male)	112/120 (93.33%)	237/275 (86.18%)	0.042	10/11; (90.91%)	33/38; (86.84%)	0.720
Peripheral arthritis	73/120 (60.83%)	65/238 (27.31%)	<0.001	6/11; (54.54%)	14/37; (37.84%)	0.329
Enthesitis	82/120 (68.33%)	114/238 (47.90%)	<0.001	6/11; (54.54%)	24/37; (64.86%)	0.539
Hip arthritis	49/120 (40.83%)	48/241 (19.92%)	<0.001	4/11; (36.36%)	5/32; (15.62%)	0.303
Family histories	34/120 (28.33%)	54/238 (22.69%)	0.207	3/11; (27.27%)	7/37; (18.92%)	0.553
Waxy digitus	1/118 (0.85%)	7/177 (3.95%)	0.161	1/11; (9.09%)	0/27	0.117
Iridocyclitis	6/120 (0.05%)	21/238 (8.82%)	0.385	2/11; (18.18%)	3/37; (8.11%)	0.342