Off-Pump Versus On-Pump Bypass Surgery for Left Main Coronary Artery Disease

BACKGROUND Concerns remain for a greater risk of incomplete revascularization and reduced survival with off-pump coronary artery bypass grafting (CABG) surgery compared with on-pump surgery particularly in patients with left main disease and extensive underlying myocardial ischemia.OBJECTIVES This s...

Teljes leírás

Elmentve itt :
Bibliográfiai részletek
Szerzők: Benedetto Umberto
Puskas John
Kappetein Arie Pieter
Brown W. Morris
Horkay Ferenc
Boonstra Piet W.
Bogáts Gábor
Noiseux Nicolas
Dressler Ovidiu
Angelini Gianni D.
Stone Gregg W.
Serruys Patrick W.
Sabik Joseph F.
Taggart David P.
Dokumentumtípus: Cikk
Megjelent: 2019
Sorozat:JOURNAL OF THE AMERICAN COLLEGE OF CARDIOLOGY 74 No. 6
Tárgyszavak:
doi:10.1016/j.jacc.2019.05.063

mtmt:30991492
Online Access:http://publicatio.bibl.u-szeged.hu/22804
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520 3 |a BACKGROUND Concerns remain for a greater risk of incomplete revascularization and reduced survival with off-pump coronary artery bypass grafting (CABG) surgery compared with on-pump surgery particularly in patients with left main disease and extensive underlying myocardial ischemia.OBJECTIVES This study sought to compare outcomes following off-pump versus on-pump surgery for left main disease by performing a post hoc analysis from the multicenter, randomized EXCEL (Evaluation of XIENCE versus Coronary Artery Bypass Surgery for Effectiveness of Left Main Revascularization) trial.METHODS The EXCEL trial was designed to compare percutaneous coronary intervention with everolimus-eluting stents versus CABG in patients with left main disease. CABG was performed with or without cardiopulmonary bypass (on-pump vs. off-pump surgery) according to the discretion of the operator. The 3-year outcomes in the off-pump and on-pump groups were compared using inverse probability of treatment weighting (IPTW) for treatment effect estimation.RESULTS Among 923 CABG patients, 652 and 271 patients underwent on-pump and off-pump surgery, respectively. Despite a similar extent of disease, off-pump surgery was associated with a lower rate of revascularization of the left circumflex coronary artery (84.1% vs. 90.0%; p = 0.01) and right coronary artery (31.1% vs. 40.6%; p = 0.007). After IPTW adjustment for baseline differences, off-pump surgery was associated with a significantly increased risk of 3-year all-cause death (8.8% vs. 4.5%; hazard ratio: 1.94; 95% confidence interval: 1.10 to 3.41; p = 0.02) and a nonsignificant difference in the risk for the composite endpoint of death, myocardial infarction, or stroke (11.8% vs. 9.2%; hazard ratio: 1.28; 95% confidence interval: 0.82 to 2.00; p = 0.28).CONCLUSIONS Among patients with left main disease treated with CABG in the EXCEL trial, off-pump surgery was associated with a lower rate of revascularization of the coronary arteries supplying the inferolateral wall and an increased risk of 3-year all-cause death compared with on-pump surgery. (C) 2019 by the American College of Cardiology Foundation. 
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700 0 1 |a Puskas John  |e aut 
700 0 1 |a Kappetein Arie Pieter  |e aut 
700 0 1 |a Brown W. Morris  |e aut 
700 0 1 |a Horkay Ferenc  |e aut 
700 0 1 |a Boonstra Piet W.  |e aut 
700 0 1 |a Bogáts Gábor  |e aut 
700 0 1 |a Noiseux Nicolas  |e aut 
700 0 1 |a Dressler Ovidiu  |e aut 
700 0 1 |a Angelini Gianni D.  |e aut 
700 0 1 |a Stone Gregg W.  |e aut 
700 0 1 |a Serruys Patrick W.  |e aut 
700 0 1 |a Sabik Joseph F.  |e aut 
700 0 1 |a Taggart David P.  |e aut 
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