Table 2.

Questionnaire scores at the baseline (T₀) and post-intervention (T₁).

	T0			T1			P (corr.)	R
	Med	Mean	SD	Med	Mean	SD
GSES score	28.50	28.00	4.06	30.00	28.52	3.85	0.78	0.12
CGI score	64.00	64.05	12.57	72.00	71.26	12.27	0.06	0.39
Subscale caring for oneself	29.00	28.66	6.29	32.00	31.35	6.22	0.12	0.33
Subscale managing difficult interactions and emotions	36.00	36.08	7.47	42.00	39.91	7.48	0.06	0.38
SV-POMS-D
Subscale depression/anxiety	28.00	27.50	16.51	16.00	20.69	17.91	0.06	0.39
Subscale fatigue	19.00	20.31	10.39	15.00	18.35	10.82	0.49	0.21
Subscale hostility	14.00	13.50	10.57	11.00	11.39	9.21	0.30	0.26
Subscale vigor	19.50	18.95	7.54	19.50	20.68	8.29	0.78	0.13

P-values from the Wilcoxon signed-rank test with Bonferroni–Holm correction.

Med, median; r, effect size (0.10—small effect, 0.30—medium effect, 0.50—large effect); GESE, General Self-Efficacy Scale; CGI, Caregiver Inventory; SV-POMS-D, German short version of the Profile of Mood States.