Table 2.

Evolution of groups.

	DAT	n	T0	T1		T0–T1		T1	T2		T1–T2
DV			$\overline{\mathit{X}}$ σ	$\overline{\mathit{X}}$ σ	95% CI	t	p	$\overline{\mathit{X}}$ σ	$\overline{\mathit{X}}$ σ	95%CI	t	p
CSDD	Experimental	171	8.14	5.38	2.2	11.1	0	5.38	4.33	3.2	14.2	0
			6.92	5.9	3.2			5.9	5.4	4.3
	Control	163	8.14	8.88	−1.12	−3.99	0	8.88	9.34	−1.62	−5.6	0
			6.91	7.1	0.38			7.1	7.1	−0.78
NPI	Experimental	171	10.67	6.29	3.1	6.59	0	6.29	5.3	4	7.8	0
			19.2	15.8	5.7			15.8	14.8	6.7
	Control	163	11.32	12.03	−1.52	−1.69	0.092	12.03	12.9	−2.7	−3	0.003
			20.5	21.1	0.12			21.1	22.2	−0.56
MMSE	Experimental	171	13.54	13.18	−2	1.26	0.21	13.18	13.03	−0.1	1.6	0.107
			7.05	7.8	0.93			7.8	7.8	1.1
	Control	163	13.04	12.23	0.32	3.29	0.001	12.23	11.9	0.59	4.2	0
			6.98	7.2	1.29			7.2	7.2	1.63
Modified Barthel	Experimental	171	51.46	48.27	1.7	4.3	0	48.27	47.6	1.9	3.9	0
			31.3	31.3	4.6			31.3	31.8	5.7
	Control	163	47.49	44.69	1.25	3.56	0	44.69	43.7	2.06	4.4	0
			31.4	32.1	4.36			32.1	32.1	5.47

DV: dependent variable; CSDD: Cornell Scale for Depression in Dementia; NPI: Neuropsychiatric Inventory; MMSE: Mini-Mental State Exam; DAT: dog-assisted therapy; n: sample size; T0: initial evaluation; T1: intermediate evaluation; T2: final evaluation; $\overline{X}$: arithmetic mean σ: standard deviation; %: percentage; CI; confidence interval; t: test statistic; p: significance.