Table 3.

Odds ratios (OR) of homicide relative to suicide deaths among Colorado adult victims of violent death, 2004–09.

	(a) Total population^a				(b) Males^b				(c) Females^b
	Individual		Combined		Individual		Combined		Individual		Combined
	OR	95% CI	OR	95% CI	OR	95%, CI	OR	95% CI	OR	95% CI	OR	95% CI
Alcohol	1.16	(0.98, 1.37)	1.05	(0.89, 1.25)	1.20	(0.99, 1.47)	1.13	(0.91, 1.39)	1.03	(0.75, 1.41)	1.04	(0.74, 1.44)
Amphetamines	1.79	(1.34, 2.39)	1.67	(1.22, 2.28)	1.96	(1.41, 2.72)	1.90	(1.34, 2.71)	1.29	(0.69, 2.42)	1.21	(0.62, 2.36)
Antidepressants	0.17^c	(0.10, 0.28)	0.21	(0.12, 0.34)	0.29	(0.16, 0.55)	0.33	(0.17, 0.62)	0.08	(0.04, 0.19)	0.10	(0.04, 0.24)
Cocaine	2.60	(2.04, 3.31)	2.46	(1.88, 3.21)	2.73	(2.07, 3.59)	2.43	(1.79, 3.27)	1.96	(1.11, 3.45)	2.53	(1.31, 4.89)
Marijuana	2.03^d	(1.60, 2.58)	1.72	(1.33, 2.23)	2.27	(1.73, 2.95)	1.89	(1.42, 2.52)	1.07	(0.57, 2.01)	1.12	(0.55, 2.2 7)
Opiates	0.27^c	(0.18, 0.39)	0.28	(0.18, 0.41)	0.44	(0.28, 0.70)	0.42	(0.26, 0.18)	0.13	(0.07, 0.26)	0.16	(0.08, 0.32)
Model evaluation
2LL	−2246				−1628				−589
n	5791				4439				1352

Models control for age, gender, educational attainment, and race/ethnicity.

Models control for age, educational attainment, and race/ethnicity.

Statistically significant at the 0.05 level differences between gender as measured by an interaction term.

Statistically significant at the 0.1 level differences between gender as measured by an interaction term. Source: Colorado Violent Death Reporting System. CI: confidence interval.