Table 3. Bivariate and multivariate associations between exposures to intimate partner violence, adversities, relationship dependencies and witnessing overdose for women who reported ever using illicit drugs (n = 201).

		Ever witness overdose
		Unadjusted		Adjusted
		RR	95% C.I	RR	95% C.I
Interpersonal trauma
Intimate partner violence
	None	ref	ref	ref	ref
	Verbal	1.0	(.5, 2.4)	1.0	(.4, 2.3)
	Moderate	1.9	(1.0, 3.0)	1.9	(1.1, 3.2)
	Severe	1.3	(.7, 2.3)	1.2	(.7, 2.2)
Relationship dependencies
	Drug financial dependency	1.5	(1.0, 2.3)	1.4	(.9, 2.2)
	Drug financial provider	1.5	(1.0, 2.4)	1.5	(1.0, 2.4)
	Pool money to buy drugs	2.8	(1.8, 4.2)	2.7	(1.7, 4.2)
	Do drugs or split drugs	2.0	(1.3, 3.2)	1.9	(1.2, 3.0)
	Scale	1.3	(1.1, 1.5)	1.2	(1.1, 1.4)
Childhood adversity		1.3	(1.1, 1.4)	1.3	(1.1, 1.4)
Lifetime adversity		1.3	(1.2, 1.4)	1.3	(1.2, 1.4)

Adjusted models included covariates of race, ethnicity, education, marital status; RR: Relative Risk