Table 1. Clinical characteristics of studied samples.

Characteristics	No AF (n = 2,236)	Prevalent AF (n = 183)	Incident AF (n = 220)
Women, n (%)	1285 (57%)	65 (36%)	89 (40%)
Age, year ± SD	65 ± 9	72 ± 9	71 ± 8
Height, inches ± SD	66 ± 4	67 ± 4	66 ± 4
Weight, pounds ± SD	173 ± 38	190 ± 48	181 ± 43
Current smoker, n (%)	206 (9%)	8 (4%)	15 (7%)
Systolic blood pressure, mm Hg	128 ± 17	128 ± 20	135 ± 19
Diastolic blood pressure, mm Hg	74 ± 10	70 ± 10	72 ± 10
Prevalent diabetes mellitus, n (%)	316 (14%)	60 (33%)	59 (27%)
Prevalent myocardial infarction, n (%)	18 (1%)	38 (21%)	8 (4%)
Prevalent heart failure, n (%)	68 (3%)	44 (24%)	14 (6%)
Antihypertensive treatment, n (%)	1016 (45%)	130 (71%)	142 (65%)