NCT03719248.

Trial name or title	Thoracic epidural reduces risks of increased left ventricular mass index during coronary artery bypass graft surgery
Methods	Open‐label, parallel, randomized controlled trial
Participants	80 ASA II to IV adults (65 to 75 years old) Inclusion criteria: aortic valve replacement with or without coronary artery bypass grafting Exclusion criteria: ejection fraction 0.3, myocardial infarction within the last 4 weeks, diabetes, severe pulmonary or arterial hypertension, a contraindication for epidural analgesia, administration of ticlopidine within 15 days before surgery and administration of platelet glycoprotein IIb/IIIa inhibitor, significant aortic insufficiency, emergency surgery, poor acoustic windows for adequate echocardiographic assessment, and/or did not undergo an echocardiogram before the operation
Interventions	Intervention: thoracic epidural Comparator: unspecified
Outcomes	1. Cardiac function 2. Other haemodynamic variables 3. Myocardial ischaemia
Starting date	Started: 1 January 2017 Registered: 15 October 2018 Completed
Contact information	Not available
Notes	Found 6 February 2019

ASA: American Society of Anesthesiologists physical status.