Hemoglobin and absolute reticulocyte counts.

Pretreatment and 2-months posttreatment levels of hemoglobin (A) and absolute reticulocyte count (B), as well as pretreatment and posttreatment mean values ± SD for the whole study population. The difference between pretreatment and posttreatment values is statistically significant (P < .001). Small circles indicate the value for each patient; large circles, median values for the entire study population.