Table 3.

Unadjusted and adjusted odds ratios for variables included in the final model (n=482)

Characteristics	UOR (95% CI)	P value for UOR	AOR (95% CI)	P value for AOR
Demographics
Age category
≤29	Reference		Reference
30–39	1.38 (0.75 to 2.56)	0.30	1.22 (0.63 to 2.38)	0.55
40–49	1.52 (0.83 to 2.80)	0.18	1.34 (0.69 to 2.59)	0.38
≥50	1.58 (0.88 to 2.85)	0.13	1.23 (0.63 to 2.38)	0.54
Unknown	4.85 (1.18 to 33.01)	0.05	6.55 (1.41 to 48.14)	0.029
Gender
Cis man	Reference		Reference
Cis woman	1.07 (0.73 to 1.59)	0.73	1.04 (0.68 to 1.58)	0.86
Trans and gender expansive†	3 680 000 (0.00 to ∞)	0.98	8 500 000 (0.00 to ∞)	0.98
Unknown	0.85 (0.18 to 4.39)	0.84	0.44 (0.08 to 2.53)	0.33
Health authority
Interior	Reference		Reference
Fraser	1.16 (0.66 to 2.03)	0.61	1.13 (0.62 to 2.07)	0.68
Island	1.75 (1.03 to 2.99)	0.039	2.14 (1.20 to 3.85)	0.01*
Northern	0.81 (0.46 to 1.40)	0.45	0.84 (0.46 to 1.52)	0.56
Vancouver Coastal	1.76 (0.95 to 3.34)	0.077	1.88 (0.96 to 3.75)	0.07
Harm reduction characteristics
Frequency of harm reduction supply pick up in the past 6 months
Never	Reference		Reference
Every day	2.67 (1.26 to 5.78)	0.011	1.96 (0.86 to 4.50)	0.11
Few times a week	2.20 (1.07 to 4.64)	0.034	1.79 (0.83 to 3.96)	0.14
Few times a month	2.90 (1.31 to 6.57)	0.0092	2.73 (1.17 to 6.52)	0.021*
Once a month or less	3.18 (1.23 to 8.64)	0.019	2.72 (0.99 to 7.79)	0.055
Unknown	1.54 (0.52 to 4.62)	0.44	1.21 (0.36 to 4.11)	0.76
Drug use characteristics
Witnessed an opioid OD in the past 6 months
No	Reference		Reference
Yes	2.41 (1.61 to 3.63)	0.000022	2.76 (1.76 to 4.36)	0.00001*
Do not know	4.35 (0.62 to 86.29)	0.19	3.91 (0.47 to 82.13)	0.25
Unknown	1.33 (0.52 to 3.49)	0.55	1.68 (0.60 to 4.85)	0.32

Abbreviations: UOR, unadjusted odds ratio; AOR, adjusted odds ratio; CI, confidence interval.

*Significant at 0.05.

†Includes trans man, trans woman, gender non-conforming and other specified gender.

OD, overdose.