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 | Â |
 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) |