Table 2.

Risk factors for overall mortality and suicide

	All causes				Suicide
Variables	Hazard ratio	95% CI		p	Hazard ratio	95% CI		p
Age (reference  =  9–15 year-old)
16–25	4.0	2.0	7.9	<0.0001	3.6	1.5	9.0	0.005
26–35	11.9	6.1	23.1	<0.0001	8.3	3.4	20.4	<0.0001
36–45	16.3	8.4	31.6	<0.0001	12.2	5.0	29.5	<0.0001
46–55	22.9	11.9	44.2	<0.0001	17.0	7.0	41.2	<0.0001
56–65	32.6	16.8	63.0	<0.0001	19.0	7.8	46.3	<0.0001
66–75	49.8	25.7	96.7	<0.0001	28.0	11.3	69.1	<0.0001
76 +	92.0	47.6	178.2	<0.0001	29.3	11.8	72.9	<0.0001
Gender: Malev. female	2.0	1.9	2.1	<0.0001	2.1	1.9	2.4	<0.0001
Means used for index DSH (ref  =  drugs [X60-X64])
Violent means [X66-X82]	1.4	1.2	1.5	<0.0001	1.5	1.3	1.8	<0.0001
Alcohol [X65]	1.1	1.0	1.3	0.2	0.4	0.3	0.7	<0.0001
More than one DSH means (v. single)	0.9	0.7	1.0	0.1	1.3	1.0	1.7	0.1
University v. general hospital	1.0	1.0	1.0	0.4	0.8	0.7	0.9	0.002
Private clinic v. general hospital	0.9	0.7	1.0	0.06	0.9	0.7	1.2	0.5
Distance from home to hospital (ref  =  0–3 km)
4–12 km	0.9	0.9	1.0	0.2	1.1	0.9	1.3	0.2
13 km and more	0.9	0.9	1.0	0.2	1.1	0.9	1.2	0.4
Living place (ref  =  city centre)
Suburbs	1.0	0.9	1.0	0.4	0.9	0.8	1.0	0.05
Small town	1.0	0.9	1.1	0.9	1.0	0.9	1.3	0.5
Rural	0.8	0.7	1.0	0.01	0.8	0.7	1.0	0.1
Admission to intensive care unit (yes v. no)	1.2	1.1	1.3	<0.0001	1.5	1.3	1.7	<0.0001
Comorbidity (ref : Charlson index  =  0)
Charlson  =  1–2	1.6	1.4	1.7	<0.0001	0.8	0.6	1.0	0.02
Charlson  =  3–4	1.9	1.6	2.3	<0.0001	0.4	0.2	0.8	0.01
Charlson  =  5 and more	5.5	4.6	6.5	<0.0001	1.3	0.7	2.5	0.4
Duration of hospital stay (ref  =  0–1 night)
2–3 nights	1.1	1.0	1.2	0.06	1.2	1.0	1.4	0.03
4 and more nights	1.1	1.0	1.2	0.1	1.1	0.9	1.3	0.4
Transfer following initial care (ref  =  home return)
to another medical department	2.0	1.8	2.2	<0.0001	2.3	1.9	2.8	<0.0001
to a psychiatric inpatient care unit	1.2	1.1	1.3	<0.0001	1.7	1.5	1.9	<0.0001