Neural correlates of visual hallucinations in dementia with Lewy bodies

Table 1 Clinical and therapeutic characteristics of the DLB-hallu and the DLB-c groups ( N = 66) ^a

	DLB-hallu ( n = 36)	DLB-c ( n = 30)	P -value
Mean age, yr (SD)	71.7 (10.2)	73.5 (6.9)	0.41
Sex (M/F)	19/14	18/10	0.89
Mean MMSE score (SD)	21.7 (5.6)	23.3 (4.3)	0.20
Extrapyramidal syndrome (score^b)
Akinesia (0/1/2/3/4)	3/18/11/4/0	4/19/5/2/0	0.12
Rigidity (0/1/2/3/4)	4/25/5/2/0	5/15/7/3/0	0.469
Tremor at rest (0/1/2/3/4)	29/7/0/0/0	22/7/0/0/0	0.733
Fluctuations	32	21	0.07
History of depression	13	12	0.74
Delirium episode	7	5	0.77
Sleep disturbance	12	9	0.74
Neuroleptics	13	2	0.006
Dopaminergic medication	4	8	0.10
AChEI	16	9	0.22

^aAChEI, Acetylcholinesterase inhibitor; DLB-c, Control group of patients with dementia with Lewy bodies who were not having visual hallucinations; DLB-hallu, Study group of patients with dementia with Lewy bodies who were having visual hallucinations; MMSE: Mini Mental State Examination; SD, Standard. Data are number of patients, unless otherwise indicated.

ISSN: 1758-9193