Table 1:

Patient baseline dates

	PV isolation (n = 27)	LAM (n = 25)	P-value
Age (years)	56.5 ± 6.9	58.2 ± 7.9	0.123
Gender (female)	16 (59.3%)	14 (56.0%)	0.243
Mean NYHA functional class
II	11 (40.7%)	7 (28.0%)	0.059
III	16 (59.3%)	18 (72.0%)	0.053
AF paroxysms duration (months)	18.4 ± 7.9	25.1 ± 11.3	0.091
History of stroke	2 (7.4%)	1 (3.7%)	0.063
LVEF (%)	59.2 ± 4.9	54.4 ± 6.7	0.219
Mean LA size (mm)	63.6 ± 1.9	66.1 ± 1.5	0.367
Mitral valve lesion
Rheumatic	15 (55.6%)	13 (52.0%)	0.362
Degenerative	10 (37.0%)	11 (44.0%)	0.197
Endocarditis	2 (7.4%)	1 (4.0%)	0.063

Continuous data as mean ± standard deviation and categorical data as number (percentage).

LVEF: left ventricular ejection fraction; LA: left atrium; LAM: left atrial maze; PV: pulmonary vein.