Fig. 3From: Cigarette smoking may accelerate the progression of IgA nephropathyKaplan-Meier analysis for the endpoint of smoker patients with different CKD stages. Note: A Kidney survival rates in smoker patients with stage 1 or 2 or 3–4 CKD group; B Kidney survival rates in smoker patients matched by propensity score with stage 1 or 2 or 3–4 CKD groupBack to article page