Table 1.

Demographics and clinical characteristics of the study sample.

Variable	Incident AF		P value
	No (n=643)	Yes (n=32)
Age, years	70.8±9.2	77.1±7.4	<0.001
Women, n (%)	391 (60.8)	17 (53.1)	0.386
Obesity, n (%)	182 (28.3)	15 (46.9)	0.024
Systolic blood pressure, mmHg	135.3±16.8	138.6±20.2	0.282
Diastolic blood pressure, mmHg	78.3±9.4	77.4±9.8	0.598
Hypertension, n (%)	492 (76.5)	29 (90.6)	0.063
Anti-hypertensive treatment, n (%)	442 (69.0)	27 (84.4)	0.064
Diabetes, n (%)	178 (27.7)	9 (28.1)	0.956
Hypercholesterolemia, n (%)	419 (65.3)	24 (75.0)	0.257
Coronary artery disease, n (%)	36 (5.6)	3 (9.4)	0.372
History of heart failure, n (%)	19 (3.0)	0 (0)	1.000

Data are presented as mean values ± standard deviation for continuous variables, or as absolute number and percentage for categorical variables.

AF: Atrial fibrillation.