Fig. 4From: The differential effect of modern intravenous iron on fibroblast growth factor 23 and phosphate in non-dialysis dependent CKD – the exploratory randomized controlled double-blind ExplorIRON-CKD studyBox plots representation of %change in 1,25 (OH)2 Vitamin D following intervention. Legend: % change in 1,25 (OH)2 Vitamin D following infusion with FDI or FCM. A statistically significant differential effect is noted between baseline and 1–2 days post 1st and 2nd infusion following initial administration. FCM was associated with a greater decrease following both the 1st and 2nd infusion. Dots represent outliersBack to article page