Percutaneous vs. surgical revascularization for patients with unprotected left main stenosis: a meta-analysis of 5-year follow-up randomized controlled trials.

Aims: A 5-year survival of patients with unprotected left main (ULM) stenosis according to the choice of revascularization (percutaneous vs. surgical) remains to be defined.

Methods And Results: Randomized controlled trials (RCTs) comparing percutaneous coronary intervention (PCI) vs.