Thursday, October 22, 2015

Risk Environments Facing Potential Users of a Supervised Injection Site in Ottawa, Canada

Supervised injection sites (SISs) have been effective in reducing health risks among people who inject drugs (PWID), including those who face issues of homelessness, mental health illness, interactions with local policing practices, and HIV infection. We investigate the risk behaviours and risk environments currently faced by potential users of an SIS in Ottawa to establish the need for such a service and to contribute to the design of an SIS that can address current health risks and reduce harm.

The PROUD cohort is a community-based participatory research (CBPR) project that examines the HIV risk environment among people who use drugs in Ottawa. From March to October 2013, 593 people who reported using injection drugs or smoking crack cocaine were enrolled through street-based recruitment in the ByWard Market neighbourhood, an area of the city with a high concentration of public drug use and homelessness. Participants completed a demographic, behavioural, and risk environment questionnaire and were offered HIV point-of-care testing. We undertook descriptive and univariate analyses to estimate potential use of an SIS by PWID in Ottawa and to explore risk behaviours and features of the risk environment faced by potential users of the service.

Of those participants who reported injecting drugs in the previous 12 months (n = 270), 75.2 % (203) reported a willingness to use an SIS in Ottawa. Among potential SIS users, 24.6 % had recently injected with a used needle, 19.0 % had trouble accessing new needles, 60.6 % were unstably housed, 49.8 % had been redzoned by the police, and 12.8 % were HIV positive. Participants willing to use an SIS more frequently injected in public (OR = 1.98, 95 % CI = 1.06–3.70), required assistance to inject (OR = 1.84, 95 % CI = 1.00–3.38), were hepatitis C positive (OR = 2.13, 95 % CI = 1.16–3.91), had overdosed in the previous year (OR = 2.00, 95 % CI = 1.02–3.92), and identified as LGBTQ (OR = 5.61, 95 % CI = 1.30–24.19).

An SIS in Ottawa would be well-positioned to reach its target group of highly marginalized PWID and reduce drug-related harms. The application of CBPR methods to a large-scale quantitative survey supported the mobilization of communities of PWID to identify and advocate for their own service needs, creating an enabling environment for harm reduction action.

Table 2

Risk environment comparison by willingness to use a supervised injection service in Ottawa a
Intention to use an SIS in Ottawa; no. (and %) of participant b
Characteristic cYesNoOR (and 95 %CI) d
n = 205n = 67
Age42.044.0p value = 0.04
Sexual identity
 LGBTQ29 (93.5)2 (6.5)5.61 (1.30–24.19)
 Straight168 (72.1)65 (27.9)
Injects with other people
 Yes176 (80.0)44 (20.0)3.23 (1.66–6.27)
 No26 (55.3)21 (44.7)
Injects in public
 Yes81 (82.7)17 (17.3)1.98 (1.06–3.70)
 No113 (70.6)47 (29.4)
Assistance to inject
 Yes81 (81.8)18 (18.2)1.84 (1.00–3.38)
 No120 (71.0)49 (29.0)
Last hep C test
 Positive129 (80.1)32 (19.9)2.13 (1.16–3.91)
 Negative51 (65.4)27 (34.6)
Overdosed
 Yes66 (83.5)13 (16.5)2.00 (1.02–3.92)
 No137 (71.7)54 (28.3)
OR odds ratio, CI confidence interval
a Percentages are calculated on the basis of the sum across each row
b Except where indicated otherwise. Because of missing responses, the data for some characteristics do not sum to 272
c Variables are reported for the previous 12 months unless otherwise specified
d For each categorical variable, the reference category is the second category
Shaw et al.
Shaw et al. Harm Reduction Journal 2015 12:49   doi:10.1186/s12954-015-0083-9

Full article at: http://goo.gl/bKMFXL

By: Ashley Shaw1*, Lisa Lazarus1, Tyler Pantalone2, Sean LeBlanc3, Dolly Lin4, Daina Stanley1, Caleb Chepesiuk1, Sheetal Patel1, Mark Tyndall15 and The PROUD Community Advisory Committee
1Ottawa Hospital Research Institute, 725 Parkdale Ave., Ottawa K1Y 4E9, Ontario, Canada
2PROUD Committee, 85 Primrose Ave., Ottawa K1R 6M1, Ontario, Canada
3Drug Users Advocacy League, 216 Murray St., Ottawa K1N 5N1, ON, Canada
4Department of Medicine, University of Ottawa, 451 Smyth Rd., Ottawa K1H 8M5, Ontario, Canada
5University of Ottawa at The Ottawa Hospital, Division of Infectious Disease, 501 Smyth Rd., Ottawa K1H 8L6, ON, Canada
  


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