Table 4.

Independent predictors of LVOT diameter >21 mm (as determined by Cox-regression analysis)

Variable	Odds ratio	P-value	95% CI
Proximal aortic diametera	1.148	0.007	1.039	1.268
Body surface area	0.998	0.775	0.986	1.010
Baseline LVEF	1.017	0.746	0.919	1.125
LV end-systolic diameter	0.993	0.993	0.849	1.163
Ventricular area – systolic	1.002	0.152	0.999	1.004
BAVb	9.031	0.041	1.003	81.291

LVEF: left ventricular ejection fraction; CI: confidence interval.

^aMaximal diameter of ascending aorta (as defined by cardiac MRI).

^bWhen compared with tricuspid aortic valve (i.e. categorical variable).