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Unadjusted Kaplan-Meier curves and adjusted hazard ratios (HR) for 1-year major adverse cardiac events in the entire cohort with vs. without beta-blockers (BB) according to left ventricular ejection fraction (LVEF). (A) LVFE ≤40% (n=1,670 patients). (B) 40%< LVEF <50% (n=2,904 patients). (C) LVEF ≥50% (n=7,626 patients). CI: confidence interval. Adapted from Joo et al. Eur Heart J Cardiovasc Pharmacother 2021;7:475-82 [22].
