Fig. 3From: High serum IgA/C3 ratio better predicts a diagnosis of IgA nephropathy among primary glomerular nephropathy patients with proteinuria ≤ 1 g/d: an observational cross-sectional studyComparison of the IgA/C3 ratio in different CKD stages. (* indicated comparison with Non-IgAN group, p < 0.05; # indicated comparison with CKD 1 stage, p < 0.05; $ indicated comparison with CKD 2 stage, p < 0.05)Back to article page