Evaluation of opening a type III/IV medical psychiatric unit

Figures & data

Table 1. Demographic characteristics.

Characteristic	Pre-MPU group	Actual MPU group
Data collection period	7 months	12 months
Number of patients	58	174
Male	34 (59%)	83 (48%)
Age (mean)	56.66 (SD 18.04)	55.14 (SD 18.42)
Age
18–20	0 (0%)	2 (1%)
20–40	13 (22%)	38 (22%)
40–60	17 (29%)	66 (38%)
60–80	20 (34%)	49 (28%)
80+	8 (14%)	19 (11%)
DSM IV chapter	N = 58	N = 174
Psychotic disorders	10 (17%)	43 (25%)
Cognitive disorders	14 (24%)	37 (21%)
Mood disorders	11 (19%)	30 (17%)
Other	13 (22%)	27 (16%)
Substance-related disorders	6 (10%)	22 (13%)
Personality disorders	4 (6%)	12 (7%)
Missing	0 (0%)	3 (2%)
Medical treatment specialty	N = 125	N = 399
Internal medicine	45 (36%)	142 (36%)
Surgery	35 (28%)	115 (29%)
Neurology	17 (14%)	54 (14%)
Gastroenterology	2 (2%)	22 (6%)
Other	1 (0%)	19 (5%)
Geriatrics	6 (5%)	19 (5%)
Cardiology	18 (14%)	15 (4%)
Nephrology	0 (0%)	10 (3%)
Gynaecology	1 (0%)	3 (1%)

Table 2. Location before MPU admission.

Admitting unit	Pre-MPU group	Actual MPU group
Emergency department	1 (1.7%)	86 (49.4%)
General ward	57 (98.3%)	64 (36.7%)
Intensive care unit	0 (0.0%)	13 (7.5%)
Scheduled admission	0 (0.0%)	11 (6.3%)

Table 3. Differences in outcomes between the pre-MPU group and actual MPU group (estimates from generalised linear models).

Outcome^a	Pre-MPU group (95% CI)	Actual MPU group (95% CI)	p Value
LOS OLVG (days)	8.68 (7.55–10.41)	9.89 (9.41–10.41)	.004
LOS MPU (days)	5.63 (4.69–6.76)	6.06 (5.69–6.46)	.231
ICU (days)	0.10 (0.04–0.26)	0.40 (0.30–0.52)	.000
Physical restraint (days)	0.28 (0.16–0.50)	0.83 (0.68–1.00)	.000
Involuntary commitment at discharge	0.92 (0.36–2.36)	Reference	.866
Death within six months	1.84 (0.73–4.63)	Reference	.196

^a Corrected for age and gender.