RT Journal Article SR Electronic A1 Vinall, Phil T1 Adding Clarity to Worsening HF JF MD Conference Express YR 2014 FD SAGE Publications VO 14 IS 12 SP 17 OP 18 DO 10.1177/155989771412009 UL http://mdc.sagepub.com/content/14/12/17.abstract AB This article presents the results of a pooled analysis that addressed several questions concerning worsening heart failure (HF). The meta-analysis was based on patient-level data (n=3733) from 4 studies: the RELAX-AHF [Relaxin for the Treatment of Acute Heart Failure; Teerlink JR et al. Lancet 2013], the Pre-RELAX-AHF [Teerlink JR et al. Lancet 2009], the PROTECT pilot study [Pro-BNP Outpatient Tailored Chronic Heart Failure Therapy; Cotter G et al. J Cardiac Fail 2008], and PROTECT [Massie BM et al. N Engl J Med 2010].