Fig. 2From: Telmisartan versus EnalapRil In heart failure with redUced ejection fraction patients with Moderately impaired kidney Functions; randomized controlled trial: “TRIUMF trial”A Distribution of NYHA class across the Telmisartan- and Enalapril groups at baseline and by the end of the study. B Mann–Whitney testing of the NYHA class shifts through the study period (baseline -to-6 months) expressed as − 1 for each class improvement (i.e., IV-to-III) and + 1 for each class deterioration (i.e., II-to-III)Back to article page