Table 1.
Clinical characteristics and echocardiographic parameter of the study population
| Age, years | 67 (60–74) |
| Male gender | 29 (46.0%) |
| Systolic blood pressure (mmHg) | 121 (113–137) |
| Diastolic blood pressure (mmHg) | 69 (61–75) |
| Heart rate (bpm) | 69 (62–78) |
| Past medical history | |
| Atrial fibrillation | 3 (4.8%) |
| Diabetes mellitus | 13 (20.6%) |
| Hypertension | 30 (47.6%) |
| Hyperlipidemia | 17 (27.0%) |
| Ex-smoker | 6 (9.5%) |
| Current smoker | 4 (6.3%) |
| Creatinine (mg/dL) | 0.83 (0.71–1.02) |
| Diameters of aortic root and ascending aorta | |
| Diameter of aortic annulus (mm) | 21 (20–23) |
| Diameter of Sinus of Valvsalva (mm) | 33.6 (29.6–37.0) |
| Diameter of sinotubular junction (mm) | 27.8 (24.9–30.9) |
| Diameter of ascending aorta (mm) | 38.4 (34.6–42.8) |
| Baseline echocardiographic parameters | |
| LVEF (%) | 61 (56–66) |
| LVEDV(mL) | 129.1 (94–154.2) |
| LVESV (mL) | 48.9 (36–64) |
| LVEDD (mm) | 51 (48–55) |
| LVESD (mm) | 30 (27–36) |
| Interventricular septum (mm) | 12 (10–13) |
| Left ventricular posterior wall (mm) | 11 (11–12) |
| Left atrium size (mm) | 42 (39–46) |
| LAVI (mL/m2) | 43.6 (37.3–54.9) |
| LVMI (g/m2) | 137.8 (117.4–166.5) |
| E velocity (m/s) | 0.69 (0.53–1.04) |
| Deceleration time (msec) | 264 (209–322) |
| e’ velocity (m/s) | 0.05 (0.04–0.06) |
| E/e’ ratio | 15.06 (10.63–20.51) |
| Parameters of grade of aortic stenosis | |
| Max velocity of AV(m/s) | 5.26 (4.56–5.62) |
| AV velocity time integral (cm) | 123.7 (106.6–146.7) |
| Mean pressure gradient of AV (mmHg) | 61.7 (50.1–78.9) |
| LVOT velocity time integral (cm) | 24.8 (21.6–29.7) |
| AVA (cm2) | 0.72 (0.57–0.83) |
| AVAI (cm2/m2) | 0.44 (0.38–0.51) |
Data are presented are number of patients (percent) or median (interquartile range)
LVEF left ventricular ejection fraction, LVEDV left ventricular end-diastolic volume, LVESV left ventricular end-systolic volume, LVEDD left ventricular end-diastolic dimension, LVESV left ventricular end-systolic dimension, LAVI left atrium volume index, LVMI left ventricular mass index, AV aortic valve, LVOT left ventricular outflow tract, AVA aortic valve area, AVAI aortic valve area (indexed)