Adjusted for: age, BMI, gender, cardiovascular (CVD) risk factors (hypertension, smoking status, diabetes, fasting total cholesterol, LDL, and HDL cholesterol), CVD disease (angina, coronary artery disease, myocardial infarction, congestive heart failure, cerebrovascular disease, pacemaker, history of CABG, and PCI). *Tachyarrhythmia is defined as ventricular and supraventricular tachycardia. ICD, intraventricular conduction delay.