Table 3.

Clinical characteristics predicting admission to psychiatric hospital among boys resulting from stepwise logistic regression analysis

Admission to psychiatric hospital among boys– yes (N = 77) or no (N = 1583 consultations)
Characteristic	First model			Second model			Final model
	OR	95% CI	P	OR	95% CI	P	OR	95% CI	P
Age	1.133	0.93–1.38	0.209	1.384	1.05–1.82	0.020	1.380	1.02–1.86	0.034
DSM-IV Axis 1 disorder (ref: internalizing disorder)
Relationship problems	0.225	0.09–0.58	0.002	0.909	0.24–3.47	0.889	1.557	0.33–7.34	0.576
Externalizing disorder	0.718	0.31–1.66	0.438	0.536	0.16–1.76	0.303	0.676	0.18–2.59	0.567
Psychotic disorder/substance use disorder	4.073	1.87–8.87	0.000	1.115	0.37–3.38	0.847	1.135	0.32–4.04	0.845
Other Axis 1 disorder	0.166	0.02–1.36	0.095	0.281	0.02–3.39	0.318	0.687	0.05–8.70	0.772
Location of consultation (ref: at home)
Police station	0.332	0.15–0.76	0.009	0.928	0.32–2.68	0.890	1.415	0.44–4.58	0.562
Other	2.740	1.49–5.04	0.001	1.753	0.79–3.91	0.170	1.575	0.64–3.87	0.322
Previous service use (ref: < 3 months)
> 3 months	1.328	0.29–6.17	0.717	3.977	0.32–49.62	0.284	2.065	0.14–31.02	0.600
None	1.004	0.20–5.01	0.996	17.515	0.24–44.25	0.374	2.671	0.17–42.08	0.108
SPI Items (ref: No)
Suicide risk				1.429	0.92–2.21	0.110	1.558	0.99–2.47	0.058
Danger to others				4.632	2.81–7.64	0.000	4.829	2.78–8.39	0.000
Severity of symptoms				3.483	2.14–5.66	0.000	3.327	1.95–5.67	0.000
Lack of motivation for treatment				1.067	0.71–1.61	0.754	0.853	0.54–1.34	0.490
Residential instability				1.347	0.99–1.84	0.060	1.162	0.77–1.77	0.481
Family disruption							0.950	0.60–1.51	0.830
Lack of family involvement							1.894	1.11–3.24	0.019
Family wanted admission (ref: No)
Yes							15.271	2.92–79.94	0.001
Not applicable							1.731	0.31–9.68	0.532
Cox and Snell R2	0.12			0.21			0.23