Omega-3 Fatty Acids for Prevention of Post-operative Atrial Fibrillation - OPERA


Data on the role of omega-3 supplementation in preventing postoperative atrial fibrillation (AF) (primary prevention) have been mixed. The current trial sought to compare the efficacy of 2 g daily of n-3 polyunsaturated fatty acid (PUFA) for the maintenance of normal sinus rhythm in patients undergoing cardiac surgery.