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Table 3 Correlations between levels of C1q-binding IC on the one hand and autoantibody levels in sera or IC on the other hand

From: Increased levels of anti-dsDNA antibodies in immune complexes before treatment with belimumab associate with clinical response in patients with systemic lupus erythematosus

 All samples (n = 54)Samples with serum levels > 40 U/mL of the corresponding autoantibody
AutoantibodySerumICSerumIC
dsDNA0.756
< 0.001
0.600
< 0.001
0.573
< 0.001
0.490
0.003
Histone0.410
0.002
0.454
< 0.001
0.187
0.542
0.460
0.114
Ribosomal P0.554
< 0.001
0.290
0.034
− 0.571
0.139
0.119
0.779
PCNA0.466
< 0.001
0.170
0.219
NANA
SSA/Ro520.013
0.928
0.025
0.858
0.017
0.942
0.056
0.809
SSA/Ro600.055
0.694
− 0.042
0.765
− 0.015
0.937
− 0.314
0.098
SSB/La− 0.039
0.780
0.096
0.492
0.291
0.415
0.380
0.278
Sm0.358
0.008
0.291
0.033
0.064
0.852
0.353
0.287
U1RNP0.280
0.040
0.270
0.049
− 0.002
0.995
0.271
0.211
Sm-U1RNP0.322
0.018
0.264
0.054
0.426
0.254
0.460
0.213
  1. Correlations and corresponding p values between variables were calculated by Spearman’s ρ. Significant correlations are presented in italics. NA not applicable (sample size = 1)