Table 2.

Volumetric measures of the LA and LAA at 40% of cardiac cycle

CCT variable	CXRT	Non-CXRT	P value
LA volume, ml	140.9 ± 59. 5	138.3 ± 44.7	0.78
Indexed LA volume, ml/m2	83.6 ± 41.4	76.3 ± 26.8	0.24
LAA volume, ml	18.8 ± 13.8	15.7 ± 8.1	0.12
Indexed LAA volume, ml/m2	11.2 ± 8.9	8.6 ± 4.5	0.03*
RSPV ostium, cm2	2.7 ± 1.2	3.2 ± 1.1	0.02*
RIPV ostium, cm2	2.5 ± 0.9	2.8 ± 1.2	0.23
LSPV ostium, cm2	2.3 ± 0.9	2.6 ± 1.0	0.18
LIPV ostium, cm2	2.2 ± 1.0	2.2 ± 1.2	0.89

(*) p-value is significant, LA left atrial, LAA left atrial appendage, LSPV left superior pulmonary vein, LIPV left inferior pulmonary vein, RSPI right superior pulmonary vein, RIPV right inferior pulmonary vein