Table 3. Mental health and quality of life of stage 2 participants at follow-up.

Outcome	Control	Intervention	ICC	Time x group
	n = 57 n-r = 50	n = 67 n-r = 54		F	Sig.
Mental health elderly (MH5)(range 0–100)			<0.001	.016	.899
Baseline, mean (SD)	72.63 (18.18)	71.04 (19.47)
6 months, mean (SD)	77.67 (14.13)	75.56 (16.69)
12 months, mean (SD)	71.67 (18.76)	71.46 (18.37)
Mental health close relative (GHQ12)(range 0–12)			<0.001	.179	.673
Baseline, mean (SD)	1.54 (2.42)	1.62 (2.66)
6 months, mean (SD)	1.30 (2.20)	1.60 (2.45)
12 months, mean (SD)	1.39 (2.10)	1.72 (2.92)
Quality of life elderly (EQ5D)(range -0.33–1)			<0.001	.038	.847
Baseline, mean (SD)	0.75 (0.20)	0.78 (0.22)
6 months, mean (SD)	0.77 (0.22)	0.79 (0.20)
12 months, mean (SD)	0.75 (0.20)	0.78 (0.21)
Quality of life elderly (QoL-AD)(range 13–52)			<0.001	.502	.481
Baseline, mean (SD)	36.69 (5.56)	36.92 (4.72)
6 months, mean (SD)	36.75 (4.79)	37.36 (4.84)
12 months, mean (SD)	35.59 (4.58)	36.44 (4.53)
Quality of life close relative (EQ5D)(range -0.33–1)			.024	1.223	.272
Baseline, mean (SD)	0.82 (0.22)	0.86 (0.11)
6 months, mean (SD)	0.86 (0.16)	0.87 (0.14)
12 months, mean (SD)	0.85 (0.16)	0.88 (0.13)
sense of competence to provide care, close relative (SSCQ) (range 0–35)			<0.001	.109	.742
Baseline, mean (SD)	29.37 (4.85)	30.23 (4.73)
6 months, mean (SD)	29.35 (4.31)	30.23 (4.54)
12 months, mean (SD)	28.90 (4.31)	29.69 (4.52)

F = F-test for time x group, Sig. = p value for time x group, ICC = intracluster correlation coefficient, SD = standard deviation, n = number of patients, n-r = number of relatives, MH5 = Mental Health part of SF-36, EQ5D = EuroQol, QoL-AD = Quality of life in Alzheimer’s Disease scale, MMSE = Mini Mental State Examination, GHQ12 = 12-item General Health Questionnaire, SSCQ = Short Sense of Competence Questionnaire.