Value of dual Doppler echocardiography for prediction of atrial fibrillation recurrence after radiofrequency catheter ablation

Table 1 Basic characteristics of the study population

	AF group (n = 67)	Control group (n = 47)	p Value
Mean age (years)	58.00 ± 10.28	57.66 ± 10.39	0.863
Male sex (%)	64.18%(43)	59.57%(28)	0.618
Height(m)	1.69 ± 0.08	1.67 ± 0.07	0.175
Weight (kg)	72.21 ± 11.67	68.28 ± 10.33	0.066
Body mass index (kg/m²)	25.07 ± 2.81	24.35 ± 3.33	0.213
Clinical risk factors
Smoke	40.30%(27)	34.04%(16)	0.498
Hypertension	43.28%(29)	38.30%(18)	0.594
Diabetes mellitus	11.94%(8)	14.89%(7)	0.646
Chronic Coronary artery disease	46.27%(31)	40.43%(19)	0.536

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