Table 2.

Study population.

		All (n=975)	Male (n=409)	Female (n=566)	P value
Population characteristics
Age, years (mean, SD)		59.8±18.6	58.3±17.6	60.9±19.2	0.03*
High blood pressure, n, (%)†		478 (49.0)	192 (40.2)	286 (59.8)	0.27
Left valve disease (n, %)†		161 (16.5)	65 (40.4)	96 (59.6)	0.66
LV dysfunction (systolic & diastolic) (n, %)†		396 (40.6)	183 (46.2)	213 (35.8)	0.03*
Echocardiographic outcome variables n (%)	n (%)
LA max volume (mean, SD)†	874 (89.6%)	51.8±24.2	55.2±26.4	49.4±22.2	0.00*
LA EF (mean, SD)†	874 (89.6%)	0.6±0.17	0.6±0.2	0.6±0.2	0.18
LA kinetic energy (mean, SD)†	797 (81.7%)	131.6±109.95	120.8±106.2	139.2±112.0	0.21

LA=left atrial, LV=left ventricle, * significance p<0.05, † see text for definition.