Diagnostic value of amygdala volume on structural magnetic resonance imaging in Alzheimer’s disease

Table 3 Mental symptoms of Alzheimer’s disease patients, n (%)

Symptoms	Total cases, n = 22	Mild AD, n = 4	Moderate AD, n = 10	Severe AD, n = 8
Irritability	5 (22.73)	1 (25)	2 (20)	2 (25)
Sleep difficulties	5 (22.73)	0	4 (40)	1 (12.5)
Indifference	4 (18.18)	0	3 (30)	1 (12.5)
Hallucination	3 (13.64)	0	2 (20)	1 (12.5)
Agitation	2 (9.09)	1 (25)	1 (10)	0
Delusion	2 (9.09)	0	0	2 (25)
Disinhibition	1 (4.55)	0	0	1 (12.5)
Anxiety	1 (4.55)	0	1 (10)	0
Aggressive	1 (4.55)	0	0	1 (12.5)
Depression	1 (4.55)	0	0	1 (12.5)
At least one of the above symptoms	13 (59.1)	1 (25)	6 (60)	6 (75)

AD: Alzheimer’s disease.