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On the two sides of the figure, there are the LVEF values collected from the group of CHF patients treated with conventional therapy over a mean therapy duration of 14 ± 3 months. Initial mean LVEF value: 38.07 ± 5.44%; final mean LVEF value: 41.59 ± 5.28% (P < 0.0001) (paired samples t-test). LVEF: left ventricular ejection fraction; CHF: chronic heart failure.
