This subanalysis likely did not reach statistical significance due to the low sample size; thus, validation of these findings in a larger patient cohort is needed.
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The sentences
When considering only RTX-treated patients, a statistical trend toward a reduction of both MuSK-IgG4 and MuSK-IgG2 levels was observed only in treatment responders (median of ABC differences = −4,652 and −105,683, respectively, p = 0.0625) (eFigure 2, C and E).