Fig. 1From: Overweight and aging increase the risk of atrial fibrillation after cardiac surgery independently of left atrial size and left ventricular ejection fractionIncrease in incidence of post-operative atrial fibrillation (POAF) by age-class (a) and by body-mass index (BMI) category (b). P-values denote statistically significance differences across age and BMI categories respectivelyBack to article page