Table 2.

Sociodemographic, cognitive, and behavioral variables of study participants.

Characteristic	Total (n=63), mean (SD)	Females (n=38), mean (SD)	Males (n=25), mean (SD)	Cohen d
Age in years	72.95 (8.40)	72.66 (8.89)	73.40 (7.76)	0.09
MMSEa	24.06 (3.84)	23.68 (4.09)	24.64 (3.43)	0.25
NPIb depression	1.17 (1.95)	1.13 (2.03)	1.24 (1.85)	0.06
AIc affect	0.33 (0.74)	0.24 (0.68)	0.48 (0.82)	0.33
AI initiation	1.32 (1.47)	1.00 (1.38)	1.80 (1.50)	0.56
AI interest	1.17 (1.33)	0.92 (1.30)	1.56 (1.29)	0.49
AI total	2.81 (3.03)	2.11 (2.83)	3.88 (3.07)	0.61

^aMMSE: Mini-Mental State Examination.

^bNPI: Neuropsychiatric Inventory.

^cAI: Apathy Inventory.