Fig. 2.

Use of some medications among heart-failure patients: National Ambulatory Medical Care Survey, 2006–2008. N=1,555; weighted n=16 million visits/yr. Graphs show visits by A) sex, B) black patients versus others, C) patients with and without diabetes mellitus, D) patients with and without chronic renal insufficiency, and E) patients with and without chronic obstructive pulmonary disease or asthma.

ACEI/ARB = angiotensin-converting enzyme inhibitors/angiotensin receptor blockers; BB = β-blockers; CCB = calcium channel blockers; COPD = chronic obstructive pulmonary disease; CRI = chronic renal insufficiency

*P <0.05 was considered statistically significant