Table 1.

—Subject Characteristics

Characteristic	No EDS (n = 98)	EDS (n = 53)	P Value
Age, y	70.1 ± 1.2	67.1 ± 1.6	.13
Male sex	80.6	68.8	.08
BMI, kg/m2	33.6 ± 0.8	35.0 ± 1.1	.31
Ejection fraction, %	53.9 ± 1.3	57.8 ± 1.8	.08
Ejection fraction ≤ 40%	16.3	9.4	.24
LV diastolic dimension, mm	52.4 ± 0.7	52.4 ± 0.9	.97
LV systolic dimension, mm	36.3 ± 0.9	34.9 ± 1.1	.33
RV systolic pressure, mm Hg	39.2 ± 1.7	42.3 ± 2.3	.28
RA pressure, mm Hg	8.5 ± 0.5	8.7 ± 0.7	.81

Data are presented as mean ± SE or %. EDS = excessive daytime sleepiness; LV = left ventricle; RA = right atrium; RV = right ventricle.