Fig. 6From: Association between hemoglobin and chronic kidney disease progression: a secondary analysis of a prospective cohort study in Japanese patientsKaplan–Meier event-free survival curve. Figure 6. Kaplan–Meier event-free survival curve. Kaplan–Meier analysis of incident renal composite endpoint-free survival based on Hb groups (log-rank, P < 0.0001)Back to article page