Table 2. Distribution Of Af Cases By Demographic Properties.

	Holter-ECG at 6 months
	NSR (n = 59) (mean ± SD)		AF (n = 17) (mean ± SD)		Test statistics
Age	60.12 ± 8.23		55.07 ± 12.34		t: 1.555; p: 0.125
BMI	22.99 ± 6.57		25.58 ± 5.11		t: –1.539; p: 0.130
Gender	n	%	n	%
Female	44	70.5	14	82.4	χ2: 0.897; p: 0.344
Male	15	29.5	3	17.6

NSR: normal sinus rhythm; AF: atrial fibrillation; t: Student’s t-test statistics; χ²: Chi-square statistics; BMI: body mass index.