HCV serostatus and injection sharing practices among those who obtain syringes from pharmacies and directly and indirectly from syringe services programs in rural New England

Table 3 Associations between primary syringe source and injection sharing practices: New England (NH, VT, MA), 2018–2019

Primary syringe source (Past 30 days)	Borrowed used syringes (past 30 days)		Borrowed used injection equipment (past 30 days)		Backloading (past 30 days)
Primary syringe source (Past 30 days)	Crude PR (95% CI)	Adjusted PR^a,b (95% CI)	Crude PR (95% CI)	Adjusted PR^a,c (95% CI)	Crude PR (95% CI)	Adjusted PR^a,d (95% CI)
Direct SSP	0.62 (0.44–0.86)	0.60 (0.43–0.85)	0.63 (0.54–0.73)	0.59 (0.50–0.69)	0.62 (0.48–0.81)	0.65 (0.48–0.88)
Pharmacy	0.70 (0.49–1.01)	0.70 (0.52–0.93)	0.86 (0.69–1.07)	0.81 (0.68–0.98)	0.74 (0.60–0.90)	0.78 (0.67–0.91)
Indirect SSP	0.89 (0.60–1.31)	0.89 (0.62–1.28)	0.96 (0.70–1.32)	0.91 (0.64–1.27)	0.92 (0.69–1.23)	0.92 (0.72–1.17)
Other source	Reference	Reference	Reference	Reference	Reference	Reference

PR prevalence ratio; CI confidence interval
^aAdjusted for age, gender, race, sexual orientation, incarceration, homelessness, years injecting, injection frequency, inject multiple times per sitting, inject heroin, inject cocaine, inject meth, inject speedball/screwball, ever received medication for opioid use disorder
^bn = 372
^cn = 373
^dn = 375

ISSN: 1940-0640