Autoantibodies Affect Brain Density Reduction in Nonneuropsychiatric Systemic Lupus Erythematosus Patients

Table 3

GMD/WMD comparison between autoantibody-positive and -negative patients.

	AB-positive patient		AB-negative patient
	Mean	SD	Mean	SD
U1RNP	= 30		= 65
GMD	0.5372	0.0272	0.5487	0.0237	−2.095
WMD	0.5152	0.0202	0.5197	0.0271	−0.805	0.423
Sm	= 45		= 50
GMD	0.5373	0.0263	0.5520	0.0223	−2.938
WMD	0.5147	0.0247	0.5215	0.0253	−1.321	0.190
ACL	= 33		= 39
GMD	0.5372	0.0227	0.5483	0.0226	−1.894	0.062
WMD	0.5135	0.0301	0.5261	0.0184	−2.186
SSB	= 34		= 61
GMD	0.5452	0.0252	0.5449	0.0255	0.049	0.961
WMD	0.5105	0.0277	0.5226	0.0227	−2.313
SSA52	= 51		= 44
GMD	0.5464	0.0243	0.5434	0.0266	0.564	0.574
WMD	0.5137	0.0257	0.5236	0.0238	−1.936	0.056
SSA60	= 61		= 34
GMD	0.5471	0.0235	0.5413	0.0281	1.070	0.288
WMD	0.5162	0.0246	0.5221	0.0261	−1.110	0.270
Histone	= 51		= 44
GMD	0.5404	0.0213	0.5504	0.0228	−1.934	0.056
WMD	0.5134	0.0254	0.5225	0.0244	1.781	0.078
P0	= 46		= 49
GMD	0.5456	0.0271	0.5445	0.0237	0.218	0.828
WMD	0.5169	0.0276	0.5196	0.0228	−0.510	0.611
Nucleosome	= 38		= 57
GMD	0.5418	0.0279	0.5472	0.0234	−1.019	0.311
WMD	0.5200	0.0251	0.5171	0.0253	0.549	0.584
DsDNA	= 63		= 32
GMD	0.5434	0.0274	0.5483	0.0206	0.899	0.371
WMD	0.5153	0.0233	0.5241	0.0279	1.613	0.110

AB: antibodies; ACL: anticardiolipin antibodies; histone: antihistone antibodies; P0: antiribosomal P antibodies; SM: Anti-Sm antibodies; ds-DNA: anti-dsDNA antibodies; SSA52: anti-Ro/SSA 52-KD antibodies; SSA60: anti-Ro/SSA 60-KD antibodies; SSB: anti-La/SSB antibodies; U1RNP: anti-U1 RNP antibodies; nucleosome: antinucleosome antibodies; < 0.05, < 0.01.