nearly significantp = 0.053
Serum IgA had a strong correlation (Spearman coefficient, rs,>0.5, p < 0.05) with ALS IgA in all cohorts except those receiving 1.0 μg of dmLT, or a single dose of 2.0 μg, which were both nearly significant, p = 0.053, 0.052, respectively.