Functional status
There was no trend in Duke Activity Status Index (DASI) score in the whole cohort or individual groups (supplementary table 1). No significant differential effect between the two comparators was detected at any point in the trial. The 1-min-sit-to-stand testscores improved significantly and persistently following intravenous iron (1-min-sit-to-stand test. Legend: Line graph summarizing the results of the 1-min-sit-to-stand test within the study. A significant improvement within the whole cohort (