TABLE 2.

Effects of Treatment Group, Time, and Type of Caregiver on Depression, Anxiety, and Problem Orientation using Linear Mixed Models Analysis

	Depression			Anxiety			Positive Problem Orientation			Negative Problem Orientation
	F	df	p	F	df	p	F	df	p	F	df	p
Treatment group (PST vs NT)	5.508a	1,64	0.022	5.82a	1,56	0.019	2.718	1,65	0.100	2.927	1,68	0.092
Type of caregiver (MCI vs AD)	10.750b	1,64	0.002	8.86b	1,56	0.004	0.032	1,65	0.856	2.857	1,68	0.096
Time	0.189	4,52	0.943	2.38	4,51	0.063	0.732	4,4,7	0.574	0.632	4,54	0.642
Treatment group by type of caregiver	1.961	1,64	0.166	4.57a	1,56	0.036	0.692	1,65	0.408	0.205	1,68	0.652
Treatment group by time	2.716a	4,52	0.040	2.44a	4,51	0.058	1.078	1,47	0.376	5.632b	4,54	0.001
Time by type of caregiver	1.218	4,52	0.314	.508	4,51	0.730	0.417	1,47	0.796	0.487	4,54	0.745
Treatment group by time by type of caregiver	4.394b	4,52	0.004	2.25	4,51	0.076	0.535	1,47	0.205	0.372	4,54	0.827

Notes: Depression and anxiety data were transformed for analyses. PST: problem solving training; NT: nutritional training; MCI: mild cognitive impairment; AD: dementia.

^ap <0.05 (two-tailed).

^bp <0.01 (two-tailed).