Fig. 6From: Impact of pulmonary valve replacement on left and right ventricular function using strain analysis, in children with repaired tetralogy of FallotUpward slope of LVEF changes over time; before, early and late after PVR. Late postop relative to early postop was significant: P = 0.007, but late postop compared to baseline and baseline to early postop changes were not significant: P = 0.4; lvef2: early LVEF, lvef3: late LVEFBack to article page