Presence and Characteristics of Behavioral and Psychological Symptoms in Subacute Stroke Patients with Cognitive Impairment

Table 3

Comparison of Neuropsychiatric Inventory-Questionnaire Severity scores of patients with severe () and mild cognitive impairment (MMSE 18–23).

Items	Number of patients according to score [0, 1, 2, 3]		value	Presence (% of )		value
	()	MMSE 18–23 ()		()	MMSE 18–23 ()
Delusions	[2, 5, 8, 21]	[38, 5, 1, 1]	0.008	41.7	15.6	0.009
Hallucinations	[32, 3, 0, 1]	[42, 2, 0, 1]	0.489	11.1	6.7	0.694
Agitation	[24, 10, 0, 2]	[38, 4, 3, 0]	0.080	33.3	15.6	0.061
Depression	[23,11, 2, 0]	[1, 3, 16, 25]	0.415	36.1	44.4	0.448
Anxiety	[19, 15, 2, 0]	[1, 3, 10, 31]	0.225	47.2	31.1	0.138
Euphoria	[27, 6, 3, 0]	[43, 1, 1, 0]	0.008	25.0	4.4	0.010
Apathy	[2, 5, 14, 15]	[3, 4, 8, 30]	0.038	61.1	33.3	0.013
Disinhibition	[26, 8, 2, 0]	[42, 1, 2, 0]	0.015	27.8	6.7	0.010
Irritability	[1, 6, 28]	[41, 3, 1, 0]	0.095	22.2	8.9	0.093
Aberrant motor behavior	[31, 4, 1, 0]	[41, 3, 0, 1]	0.491	13.9	8.9	0.501
Total score
Mean (SD)	4.2 (3.9)	2.5 (3.8)	0.011	83.3	57.8	0.081
Median (IQR)	2.5 (1–6)	1 (0–3)

Values are presented as number, percentage, mean (SD), or median (IQR). IQR: interquartile range; MMSE: Mini-Mental State Examination; SD: standard deviation. Total scores of Neuropsychiatric Inventory-Questionnaire Severity range 0 to 30, with higher scores indicating severer symptom.