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Table 1 CMR (a) and US (b) parameters of the patients with mean values and standard deviations.

From: Comparison of echocardiographic (US) volumetry with cardiac magnetic resonance (CMR) imaging in transfusion dependent thalassemia major (TM)

a) CMR LV parameters Mean ± SD
MREDv – End-Diastolic volume (ml) 138.02 ± 42.98
MRESv – End-Systolic volume (ml) 45.51 ± 21.05
MRSv – Stroke volume (ml) 92.51 ± 29.69
MREF – Ejection fraction (%) 67.09 ± 7.88
b) US LV parameters Mean ± SD
USEDv – End-Diastolic volume (ml) 123.98 ± 26.48
USESv – End-Systolic volume (ml) 41.05 ± 14.59
USSv – Stroke volume (ml) 82.70 ± 16.51
USSF – Shortening fraction (%) 37.38 ± 4.80
USEF – Ejection fraction (%) 66.87 ± 6.39