Fig. 1From: Effect of long-acting erythropoiesis-stimulating agents on hemoglobin levels at the initiation of dialysisThe concentration of Hb dramatically increased over time (P < 0.001 for trend) from 8.6 to 9.1 g/dL in the 7-year study period. The remarkable increase in Hb level was confirmed between 2010 and 2011, along with a significant and parallel increase in the proportion of use of long-acting ESABack to article page