All patients (N=245) All patients (N=245) All patients (N=245) All patients (N=245)
Patient characteristics None to mild aortic stenosis or regurgitation None to mild aortic stenosis or regurgitation Moderate or severe aortic stenosis or regurgitation Moderate or severe aortic stenosis or regurgitation P value
N %, [SD] N %, [SD]
141 57.6% 104 42.4%
Age at presentation, mean (SD) 55.2 [15.7] 55.2 [15.4] 0.97
Male 98 69.5% 73 70.2% 0.91
Follow-up
Followed by cardiac specialist 98 69.5% 80 76.9% 0.20
Follow-up echocardiogram 89 63.1% 74 71.2% 0.19
Follow-up CT or cMRI 36 25.5% 39 37.5% 0.04
Underwent surgery 17 12.1% 54 51.9% < .001
Normal aortic diameters at initial echo Normal aortic diameters at initial echo Patients with initial aortic dilatation (>40mm) Patients with initial aortic dilatation (>40mm)
N %, [SD] N %, [SD]
152 62.0% 93 38.0%
Follow-up
Followed by cardiac specialist 107 70.4% 71 76.3% 0.31
Follow-up echocardiogram 94 61.8% 69 74.2% 0.047
Follow-up CT or cMRI to evaluate 34 22.4% 41 44.1% < .001
Underwent surgery 32 21.1% 39 41.9% < .001