Table 4. Quality of life of patients with heart failure at pre-post intervention

Quality of life according to EQ-5D-5L	Intervention group (n=165)	Control group (n=165)	Difference in difference (95% CI)	p@
Descriptive system score
Pre-intervention, Mean ± SD	0.89 ± 0.18	0.85 ± 0.26	-0.018 (-0.058 – 0.023)	0.389
Post-intervention, Mean ± SD	0.89 ± 0.18	0.90 ± 0.18
p$	1.000	0.094
VAS score
Pre-intervention, Mean ± SD	67.1 ± 11.9	72.2 ± 12.1	-0.28 (-2.15 – 1.60)	0.770
Post-intervention, Mean ± SD	74.5 ± 11.0	77.8 ± 10.4
p$	<0.001	<0.001

Paired T-test;
Multivarible linear regression;
SD: Standard deviation; VAS: Visual Analogue Scale