Systolic function
CONTRACTION
At follow-up, the intervention group had improved myocardial longitudinal contraction measured by GLS with a mean difference in changes of -1.0% (-2.0; -0.02), P < 0.05 compared to controls (Fig. 
Mean GLS, e’, E/e’ along with 95% Confidence Interval in the intervention- and control group at baseline and follow-up