Stents v coronary bypass surgery for multivessel coronary artery disease†

Outcomes at 1 yearStentsBypassRRI (95% CI)NNH (CI)
Any event‡26%12%114% (66 to 175)7 (5 to 10)
Revascularisation21% 3.8%452% (259 to 749)6 (5 to 7)
Myocardial infarction 6.2% 4.8% 29% (−20 to 106)Not significant
RRR (CI)NNT
†Abbreviations defined in glossary; NNH and its CI calculated from data in article.
‡Any event = death, transient ischaemic attack, stroke, reversible ischaemic neurological deficit, or myocardial infarction.
Mortality 2.5% 2.8% 11% (−55 to 77)Not significant
Stroke 1.7% 2.1% 22% (−66 to 76)Not significant