CCL2 and atrial fibrillation: Νo correlation was observed between MCP-1 levels at admission and age, sex, the main comorbidities (arterial hypertension, diabetes mellitus, atrial fibrillation, dyslipidaemia, peripheral arterial disease, coronary disease, stroke history), the main laboratory values (plasma glucose, LDL-cholesterol, HDL-cholesterol, HBA1c), and arterial blood pressure at baseline (Table 2).