Antibody levels of anticardiolipin were increased approximately 75% higher in children with ASD compared with TD controls (mean 2.873 ± SEM 0.245 versus mean 1.642 ± SEM 0.121; P < 0.001), and there was a trend toward elevated levels in children with ASD compared with DD controls, although this did not reach statistical significance after multiple comparison correction ( Figure 1 ). 3.2.
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