Table 1.

Scores of control and intervention groups, with between-group comparisons.

Measures	Control	Intervention	Comparison Test
Number of Subjects	9	6	—
Male	2	0	—
Female	7	6	—
Mean Age of Patients	82.2	79.7	T = .231, df = 13, P = .820
Mean Length of Stay (days)	1,099.0	1,203.8	T = .573, df = 13, P = .575
Mean Cognitive Performance Scale (CPS) Score	1.22	1.17	T = .24, df = 13, P = .814
Mean Depression Rating Scale (DRS) Score	0.78	1.67	T = 1.134, df = 13, P = .274
Mean Prestudy GDSSF	9.33	9.33	T = 0.000,  df = 13, P = 1.00
Mean Poststudy GDSSF	7.11	7.17	T = 0.36, df = 13, P = .972
Mean Prestudy HHI	31.00	33.00	T = 1.125, df = 13, P = .281
Mean Poststudy HHI	32.33	32.00	T = 0.219, df = 13, P = .830