Abbreviations: LVEF - left ventricular ejection fraction; LVEDV - left ventricular end-diastolic volume; LVESV - left ventricular end-systolic volume; GLS - global longitudinal strain; GRS - global radial strain; GCS - global circumferential strain; GAS - global area strain.
*: p<0.05 versus group A .#:p<0.05 versus group B