Left ventricular diastolic dysfunction rate on the investigation by Doppler ultrasonography over mitral valvular spectrum in the group I was 50% (n = 75), in group II being 35.1% (n = 27) with p = 0.032; by tissue Doppler ultrasonography in group I was 68.7% (n = 103), in group II being 39% (=30), p < 0.001.