TABLE 2.

Multivariate Model of Rehospitalization Risk

Variable	Combined Model				Final Model
	Hazard Ratio	95% CI	χ2	p	Hazard Ratio	95% CI	χ2	p
Disruptive or disruptive+mood disorder diagnosisa	1.48	0.59–3.74	0.70	.40
Conduct problemsb	1.03	1.01–1.06	6.55	.01	1.04	1.02–1.06	14.15	<.001
Parental involvementb	0.93	0.89–0.98	7.97	<.005	0.92	0.88–0.97	12.46	<.001
Corporal punishmenta	4.57	1.64–12.72	8.45	<.005	5.61	2.09–15.07	11.70	<.001
Parenting stressb	0.97	0.95–0.99	11.36	.01	0.96	0.95–0.98	20.80	<.001
Family cohesionb	0.91	0.77–1.08	1.16	.28
Outpatient child psychotherapya	4.35	0.57–33.21	2.01	.16
Outpatient family psychotherapya	2.07	0.72–5.93	1.81	.18

Note: CI = confidence interval.

^aCategorical variable.

^bContinuous variable.