Impact of Chronic Kidney Disease on the Presence and Severity of Aortic Stenosis in Patients at High Risk for Coronary Artery Disease

Table 2 Echocardiographic Data of Study Subjects

	Non-AS (n = 79)	AS (n = 41)
Aortic diameter, mm	30 ± 3	29 ± 2
Left atrial diameter, mm	38 ± 6	39 ± 8
Interventricular septal thickness, mm	10 ± 2	10 ± 2
Posterior wall thickness, mm	10 ± 2	10 ± 2
LV end-diastolic diameter, mm	50 ± 8	48 ± 7
LV end-systolic diameter, mm	36 ± 10	34 ± 9
Fractional shortening, %	30 ± 10	30 ± 9
LV outflow diameter, mm	21 ± 1	20 ± 2*
Stroke volume, ml	60 ± 12	52 ± 15*
E/E'	9 ± 4	11 ± 6
Aortic valve calcification, %	30	68*
Peak velocity across the aortic valve, m/s	1.27 ± 0.21	1.70 ± 0.41*
Mean pressure gradient across the aortic valve, mmHg	3.53 ± 1.17	6.20 ± 3.28*
Aortic valve area, cm²	2.58 ± 0.39	1.62 ± 0.33*

AS: aortic stenosis; LV: left ventricular; E/E': ratio of peak early diastolic transmitral flow velocity to peak early diastole mitral annular velocity. *P < 0.05 versus non-AS.

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