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Table 1

From: Differences in left ventricular ejection fraction using teichholz formula and volumetric methods by cmr: implications for patient stratification and selection of therapy

Subjects classified by ejection fraction and number of EF-category changes
No. of Subjects Normal Impaired Severely Impaired
volEF 175 59 28
tEF 139 88 35
Number of EF Category Changes
tEF ≥ 0.55, volEF < 0.55 tEF < 0.55, volEF ≥ 0.55 tEF ≥ 0.35, volEF < 0.35 tEF < 0.35, volEF ≥ 0.35
15 47 4 11