A. Representative M-mode images. B. LVID,d, left ventricular internal dimension in diastole. C. LVID,s, left ventricular internal dimension in systole. D. IVS,d, interventricular septal thickness in diastole. E. LVPW,d, left ventricular posterior wall thickness in diastole. F. EF %, ejection fraction. G. FS %, fractional shortening. ***p<0.001, nsp>0.05, n = 9 each group.