Objective To determine the efficacy of levosimendan in patients with decompensated heart failure complicated with renal insufficiency. Methods Clinical data of 63 decompensated heart failure patients hospitalized in the department of cardiology from July 2013 to May 2015 were collected and retrospectively analyzed. These patients were divided into 2 groups according to the renal injury extent: L1 group [glomerular filtration rate( GFR) : 15 ~ < 60 m L /( min ·1. 73 m~2),n = 33]and L2 group [GFR:60 ~ 89 m L ...