Table 4.

Echocardiographic Variables at Baseline and Follow‐Up

Variable	Baseline, Mean (SE)	7 Days After AVR, Mean (SE)	Versus Baseline	3 Months After AVR, Mean (SE)	Versus Baseline	Overall Time Trend
Left atrial diameter, mm	42.5 (1.1)	40.2 (1.1)	0.004a	39.5 (1.1)	<0.001a	P<0.001a
Interventricular septal wall thickness, mm	11.9 (0.3)	11.9 (0.3)	0.801	11.3 (0.3)	0.042a	P=0.050
Posterior wall thickness, mm	11.7 (0.3)	11.9 (0.3)	0.369	11.3 (0.3)	0.195	P=0.101
Left ventricular diastolic diameter, mm	45.6 (0.9)	41.2 (0.9)	<0.001a	39.9 (0.9)	<0.001a	P<0.001a
Left ventricular systolic diameter, mm	29.4 (0.8)	26.3 (0.8)	<0.001a	24.3 (0.8)	<0.001a	P<0.001a
Left ventricular ejection fraction, %	62.0 (1.4)	66.1 (1.4)	0.005a	70.1 (1.4)	<0.001a	P<0.001a

AVR indicates aortic valve replacement.

^aStatistically significant values.