Global and regional cardiac magnetic resonance feature tracking left ventricular strain analysis in assessing early myocardial disease in β thalassemia major patients

Table 2 Comparison of cardiac magnetic resonance imaging parameters and LV global myocardial strain values in β-thalassemia major patients and control group

Parameter	β-Thalassemia major group (n = 57)	Control group (n = 20)	P-value
LV EF (%)	59.8 ± 4.7	65.00 ± 4.03	0.003^*
LV EDVI (mL/m²)	101.0 ± 30.4	75.6 ± 11.3	0.042^*
LV ESVI (mL/m²)	40.6 ± 13.8	28.0 ± 5.9	0.100
LV SV (mL)	102.8 ± 3.2	102.3 ± 14.9	0.953
LV EDWMI	44.2 ± 28.3	43.7 ± 9.8	0.965
LV GLS (%)	–17.8 ± 2.2	–18.3 ± 1.2	0.980
LV GCS (%)	–15.7 ± 2.0	–17.9 ± 1.3	0.002^*
LV GRS (%)	25.5 ± 4.5	30.9 ± 4.4	0.006^*

Values are presented as mean ± standard deviation. Student t-test was used to test significance
LV Left ventricle, EF Ejection fraction, EDVI End-diastolic volume index, ESVI End-systolic volume index, SV Stroke volume, EDWMI End-diastolic wall mass index, GLS Global longitudinal strain, GCS Global circumferential strain, GRS Global radial strain
^*P < 0.05

ISSN: 2586-7296