Fig. 4

Changes in mean serum ferritin levels and mean ferric citrate hydrate (FCH) dose. a Change in mean serum ferritin from baseline to 40 weeks (Δ0–40w) or from baseline to 80 weeks. b Mean total amount of FCH administered per day from baseline to 40 weeks (0–40w) or 80 weeks (0–80w). HD hemodialysis, PD peritoneal dialysis