CD79A and primary membranoproliferative glomerulonephritis: Then we confirmed that in patients with cirrhosis-IgAN, the MPGN pattern, as determined by the pathologist, was more frequent (9/46 [20%] vs. 4/83 [5%]; P = 0.013); beyond that, there were more parietal IgA deposits in immunofluorescence when 2+ IgA staining or more were considered (14/40 [35%] vs. 13/83 [16%]; P = 0.02) (Supplementary Tables S1 and S3).