Developing a New Computer-Aided Clinical Decision Support System for Prediction of Successful Postcardioversion Patients with Persistent Atrial Fibrillation

Table 1

Clinical characteristics of the study population with respect to rhythm at follow-up.

Variable	AF-Free	AF-Relapse	value
Age	68 ± 7	69 ± 7	N.S.
Male	16	17	N.S.
AF duration	128 ± 94	210 ± 94	N.S.
Other heart diseases
Hypertension	6	7	N.S.
Ischemic heart disease	5	2	N.S.
Congestive heart failure	1	6	0.002
Valvular disease	1	3	0.04
Left atrial diameter	49 ± 6	51 ± 6	N.S.
Cardioactive drugs
-blocker	12	11	N.S.
Sotalol	3	3	N.S.
Class III antiarrhythmic agent	1	1	N.S.
Digitalis	2	7	0.05
Calcium channel blocker	3	5	N.S.