Does recombinant human erythropoietin accelerate correction of post-ulcer-bleeding anaemia A pilot study

Figure 1 Box-and-whisker plots showing a progressive increase of serum iron levels over the recovery period from peptic ulcer bleeding of patients treated with either Epoetin alfa plus iron (G₁, dashed whiskers) or iron only (G₂, open whiskers). There were not any statistically significant differences between treatment groups anytime during the study (two-tailed Mann-Whitney U test > 62, P > 0.67).