Efficacy of Beta-blocker Therapy in Post-myocardial Infarction Patients with Preserved or Mildly Reduced Ejection Fraction: A Systematic Review and Meta-analysis
In contemporary reperfusion-era populations with pEF or mrEF, long-term beta-blocker therapy after MI does not confer significant reductions in mortality or recurrent MI, challenging the historical paradigm of universal post-MI beta-blockade and support a more selective, individualized approach guided by LVEF.