Table 3.

Within and between group comparisons of social support in patients with heart failure during the study period

Variables	Mean±SD				P*	Effect size
	Baseline	1 day before discharge	4 weeks after discharge	8 weeks after discharge
Teach-back	65.15±10.24	66.50±8.58	67.40±8.27	66.38±8.55	0.06	0.01
Multimedia	66.02±8.09	65.98±8.62	63.30±8.35	65.92±8.54	0.58	0.02
Blended	66.49±11.93	66.60±11.85	68.31±9.76	66.47±11.64	0.01	0.08
P**	0.579	0.601	0.167	0.114
Effect size	0.006	0.01	0.08	0.006

*Comparsion within groups by the Friedman test, **Comparsion between group by the Kruskal-Wallis-test. SD=Standard deviation