表 2. Postoperative LAD, LVD and LVEF in the ablation group and non-ablation group.

消融组和未消融组术后左心房、左心室直径和LVEF

Item	Non-ablation group (n=130)			Ablation group (n=150)
	3 months post-operation	1 year post-operation		3 months post-operation	1 year post-operation
*P<0.05, vs. the non-ablation group; LVD: Left ventricular end diastolic volume; LAD: Left atrial size; LVEF: Ejection fraction.
LVD/mm	52.5±5.1	51.9±4.8		50.8±6.5	49.9±4.6
LAD/mm	52.1±6.0	51.2±5.4		51.1±5.0	45.6±5.1*
LVEF/%	54.8±6.8	55.0±5.3		55.5±7.5	56.1±6.5