Correlation between the percentage of patients showing inadequate erythropoietin response to anemia and the percentage responding to erythropoietin therapy (according to the authors' criteria).

Numbers are derived directly or are calculated from reported data. ARF, anemia of renal failure; RA, anemia of rheumatoid arthritis; HIV, anemia in patients with human immunodeficiency virus; MM, anemia in multiple myeloma; Cancer, anemia of cancer; MDS/MMM, anemia in myelodysplastic syndromes and myelofibrosis with myeloid metaplasia. Reprinted with permission.141