Table 4.

Multivariate Cox regression models of risk factors for suicidal behavior

	HR (95% CI)	p value
Model 1
Depression†	5.5 (1.8–17.5)	0.004
Prior attempts‡	5.8 (1.8–18.4)	0.003
Model 2
Depression†	6.3 (2.0–19.7)	0.002
Incarceration past 2 years	6.9 (1.5–32.7)	0.01
Model 3
Incarceration past 2 years	6.9 (1.4–33.3)	0.02
Prior attempts‡	6.9 (2.2–22.3)	0.001

^†Defined as a score of >13 on the BDI II.

^‡Assessed at baseline.