Fig. 3From: Effect of hydroxychloroquine in patients with IgA nephropathy with insufficient responses to immunosuppressive therapy: a retrospective case-control studyChanges in urinary protein excretion of all patients during the follow-up period. The dots represent the median percentage changes in proteinuria, and the bars represent the 25th and 75th percentiles. The change rate was compared between two groups at 6 months. * p < 0.05; ** p < 0.01; *** p < 0.001. a. The groups “IS therapy plus HCQ” and “conventional IS therapy”. b. Groups A and B. Group A: Patients treated with corticosteroid plus immunosuppressive agents before HCQ therapy. Group B: Patients treated with corticosteroid only before HCQ therapyBack to article page