Table 2.

Differences between the baseline score and the after intervention score (paired t-test)

		Baseline		After intervention
	n	M	SD	M	SD	T score	P	d
K6	32	8.6	5.4	3.7	3.3	5.9	< 0.001	1.1
J-ZBI_8	32	11.0	6.7	6.9	4.9	4.7	< 0.001	0.7
FAS	32	49.7	18.7	38.5	17.2	3.9	< 0.001	0.6
DFL	32	8.0	5.0	5.7	3.3	3.9	< 0.001	0.5

J-ZBI_8: The Japanese version of Zarit Burden Interview short version, FAS: Family Attitude Scale,

DFL: Dysfunction in the Ordinary Family Life Scale, d: effect size