Table 3.

Reason for referral and difficult weaning

Reason for referral	Total	DEL	SMI	NSMI
	N (%)	N (%)	N (%)	N (%)
Drug dose adjustment	27 (38.8)	8 (32)	6 (46.2)	13 (39.4)
Confusion	15 (21.1)	14 (56)	1(7.7)	0(0,0)
Anxiety	10 (14.1)	0 (0)	0 (0)	10 (30.3)
Psychomotor agitation	7 (9.9)	2 (8)	3 (23.1)	2 (6.1)
Depression	6 (8.5)	0 (0)	0 (0)	6 (18.2)
Psychosis	3 (4.2)	0 (0)	3 (23.1)	0 (0)
Suicidal behaviour	2 (2.8)	1 (4)	0 (0)	1 (3)
Substance use	1(1.4)	0 (0)	0 (0)	1 (3)
Difficult weaning	10 (14.1)	9 (36)	0 (0)	1 (3)

*DEL: Patients with delirium; *SMI: Patients with severe mental illness; *NSMI: Patients with non-severe mental illness