Table 2.

Summary of Delirium Rating Scale in delirious patients. Mean and standard deviation (SD) for each rating score are presented.

Delirium Rating Scale		Mean ± SD
Severity items		19.8 ± 4.4
item1	Sleep-wake cycle disturbance	1.6 ± 0.8
item2	Perceptual disturbances and hallucinations	1.3 ± 1.3
item3	Delusions	0.0 ± 0.0
item4	Lability of affect	1.0 ± 0.6
item5	Language	1.4 ± 0.8
item6	Thought process abnormalities	1.8 ± 1.0
item7	Motor agitation	0.8 ± 0.9
item8	Motor retardation	1.4 ± 0.9
item9	Orientation	2.1 ± 0.8
item10	Attention	2.0 ± 0.6
item11	Short-term memory	2.0 ± 1.3
item12	Long-term memory	1.7 ± 1.2
item13	Visuospatial ability	2.7 ± 0.7
Diagnostic items		6.0 ± 0.2
item14	Temporal onset of symptoms	3.0 ± 0.0
item15	Fluctuation of symptom severity	1.0 ± 0.2
item16	Physical disorder	2.0 ± 0.0