Geographic variation in the provision of naloxone by pharmacies in Ontario, Canada: A population-based small area variation analysis

被引:11
作者
Antoniou, Tony [1 ,2 ,3 ,4 ,11 ]
McCormack, Daniel [1 ]
Campbell, Tonya [1 ]
Sutradhar, Rinku [1 ,5 ,6 ]
Tadrous, Mina [1 ,7 ,8 ,11 ]
Lum-Wilson, Nancy [9 ]
Leece, Pamela [4 ,6 ,10 ]
Munro, Charlotte [11 ]
Gomes, Tara [1 ,3 ,5 ,7 ,11 ]
机构
[1] ICES, Toronto, ON, Canada
[2] St Michaels Hosp, Dept Family & Community Med, Toronto, ON, Canada
[3] Unity Hlth Toronto, Toronto, ON, Canada
[4] Univ Toronto, Dept Family & Community Med, Toronto, ON, Canada
[5] Univ Toronto, Inst Hlth Policy Management & Evaluat, Toronto, ON, Canada
[6] Univ Toronto, Dalla Lana Sch Publ Hlth, Toronto, ON, Canada
[7] Univ Toronto, Fac Pharm, Toronto, ON, Canada
[8] Womens Coll Hosp, Toronto, ON, Canada
[9] Ontario Coll Pharmacists, Toronto, ON, Canada
[10] Publ Hlth Ontario, Toronto, ON, Canada
[11] Ontario Drug Policy Res Network, Toronto, ON, Canada
关键词
Harm reduction; Opioid use disorder; UNITED-STATES; OPIOID OVERDOSE; SEDATIVE-HYPNOTICS; RISK-FACTORS; DRUG; ENVIRONMENT; ATTITUDES; STIGMA;
D O I
10.1016/j.drugalcdep.2020.108238
中图分类号
R194 [卫生标准、卫生检查、医药管理];
学科分类号
摘要
Background: Regional variation in pharmacy-dispensed naloxone rates could create access disparities that undermine the effectiveness of this approach. We explored individual and public health unit (PHU)-level determinants of regional variation in naloxone distribution through the Ontario Naloxone Program for Pharmacies. Methods: We conducted a population-based study between April 1, 2017 and March 31, 2018. We calculated age- and sex-standardized pharmacy-dispensed naloxone rates for the 35 Ontario PHUs, and identified determinants of these rates using generalized estimating equations negative binomial regression. Results: The age- and sex-standardized pharmacy-dispensed naloxone rate in Ontario was 5.5 (range 1.8-11.6) kits per 1000 population. Variables associated with higher naloxone dispensing rates included opioid use disorder history [rate ratio (RR) 2.27; 95% confidence interval (CI) 1.75-2.96], opioid agonist therapy (RR 11.17; 95% CI 7.15-17.44), and PHU opioid overdose rate (RR 1.09 per 10 deaths; 95% CI 1.06-1.13). Pharmacy-dispensed naloxone rates were lower in rural areas (RR 0.83; 95% CI 0.73-0.94) and among individuals dispensed one (RR 0.72; 95% CI 0.65-0.79), two to five (RR 0.67; 95% CI 0.54-0.84) or 6-10 (RR 0.92; 95% CI 0.74-1.14) opioids in the prior year relative to those receiving no opioids. Conclusion: Pharmacy-dispensed naloxone programs are important components of a public health response to the opioid overdose crisis. We found considerable variation in pharmacy-dispensed naloxone rates that could limit program effectiveness, particularly in rural settings with limited access to health and harm reduction services..
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页数:7
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