The impact of changes in opioid dependency treatment upon COVID-19 transmission in Sydney, Australia: a retrospective longitudinal observational study

Abstract Background In April 2020, in response to the COVID-19 public health emergency, South Eastern Sydney Local Health District (SESLHD) Drug and Alcohol services modified their delivery of opioid dependency treatment (ODT) to reduce spread of COVID-19 and maintain continuity of care by increasin...

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Main Authors: Benjamin T. Trevitt, Victoria Hayes, Rachel Deacon, Llewellyn Mills, Apo Demirkol, Nicholas Lintzeris
Format: Article
Language:English
Published: BMC 2024-02-01
Series:BMC Public Health
Subjects:
Online Access:https://doi.org/10.1186/s12889-024-17827-0
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author Benjamin T. Trevitt
Victoria Hayes
Rachel Deacon
Llewellyn Mills
Apo Demirkol
Nicholas Lintzeris
author_facet Benjamin T. Trevitt
Victoria Hayes
Rachel Deacon
Llewellyn Mills
Apo Demirkol
Nicholas Lintzeris
author_sort Benjamin T. Trevitt
collection DOAJ
description Abstract Background In April 2020, in response to the COVID-19 public health emergency, South Eastern Sydney Local Health District (SESLHD) Drug and Alcohol services modified their delivery of opioid dependency treatment (ODT) to reduce spread of COVID-19 and maintain continuity of care by increasing use of takeaway doses (TADs), transferring clients to local community pharmacies for dosing and encouraging the use of long-acting depot buprenorphine (LADB) which enabled once a month dosing. Methods This study was a retrospective longitudinal case–control study conducted from August 1st, to November 30th, 2021. Eligible clients were those admitted for treatment with SESLHD ODT Services prior to August 1st,2021 and who remained in treatment beyond November 30th, 2021. COVID-19 diagnoses were determined by a COVID-19 PCR and extracted from the electronic Medical Records (eMR) Discern Reporting Portal. Demographic, clinical and dosing related data were collected from eMR and the Australian Immunisation Register (AIR). Results Clients attending SESLHD ODT services had significantly greater odds of acquiring COVID-19 than the NSW adult population at large (OR: 13.63, 95%CI: 9.64,18.88). Additionally, amongst SESLHD ODT clients, being of Aboriginal and Torres Strait Islander origin was associated with greater odds of acquiring COVID-19 (OR = 2.18, CI: 1.05,4.53); whilst being employed (OR = 0.06, CI:0.01,0.46), receiving doses at pharmacy (OR = 0.43, CI: 0.21,0.89), and being vaccinated (OR = 0.12, CI: 0.06,0.26) were associated with lower odds. Every additional day of attendance required for dosing was associated with a 5% increase in odds of acquiring COVID-19 (OR = 1.05, CI: 1.02,1.08). Conclusions Clients attending SESLHD ODT services are significantly more likely to acquire COVID-19 than the NSW population at large. Promoting vaccination uptake, transferring clients to pharmacy, and reducing the frequency of dosing (by use of takeaway doses or long-acting depot buprenorphine) are all potential methods to reduce this risk.
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spelling doaj.art-6bbdd9b033c742f4875bbfb9dfa8e37d2024-03-05T20:36:39ZengBMCBMC Public Health1471-24582024-02-0124111210.1186/s12889-024-17827-0The impact of changes in opioid dependency treatment upon COVID-19 transmission in Sydney, Australia: a retrospective longitudinal observational studyBenjamin T. Trevitt0Victoria Hayes1Rachel Deacon2Llewellyn Mills3Apo Demirkol4Nicholas Lintzeris5Drug and Alcohol Services, South Eastern Sydney Local Health DistrictDrug and Alcohol Services, South Eastern Sydney Local Health DistrictDrug and Alcohol Services, South Eastern Sydney Local Health DistrictDrug and Alcohol Services, South Eastern Sydney Local Health DistrictDrug and Alcohol Services, South Eastern Sydney Local Health DistrictDrug and Alcohol Services, South Eastern Sydney Local Health DistrictAbstract Background In April 2020, in response to the COVID-19 public health emergency, South Eastern Sydney Local Health District (SESLHD) Drug and Alcohol services modified their delivery of opioid dependency treatment (ODT) to reduce spread of COVID-19 and maintain continuity of care by increasing use of takeaway doses (TADs), transferring clients to local community pharmacies for dosing and encouraging the use of long-acting depot buprenorphine (LADB) which enabled once a month dosing. Methods This study was a retrospective longitudinal case–control study conducted from August 1st, to November 30th, 2021. Eligible clients were those admitted for treatment with SESLHD ODT Services prior to August 1st,2021 and who remained in treatment beyond November 30th, 2021. COVID-19 diagnoses were determined by a COVID-19 PCR and extracted from the electronic Medical Records (eMR) Discern Reporting Portal. Demographic, clinical and dosing related data were collected from eMR and the Australian Immunisation Register (AIR). Results Clients attending SESLHD ODT services had significantly greater odds of acquiring COVID-19 than the NSW adult population at large (OR: 13.63, 95%CI: 9.64,18.88). Additionally, amongst SESLHD ODT clients, being of Aboriginal and Torres Strait Islander origin was associated with greater odds of acquiring COVID-19 (OR = 2.18, CI: 1.05,4.53); whilst being employed (OR = 0.06, CI:0.01,0.46), receiving doses at pharmacy (OR = 0.43, CI: 0.21,0.89), and being vaccinated (OR = 0.12, CI: 0.06,0.26) were associated with lower odds. Every additional day of attendance required for dosing was associated with a 5% increase in odds of acquiring COVID-19 (OR = 1.05, CI: 1.02,1.08). Conclusions Clients attending SESLHD ODT services are significantly more likely to acquire COVID-19 than the NSW population at large. Promoting vaccination uptake, transferring clients to pharmacy, and reducing the frequency of dosing (by use of takeaway doses or long-acting depot buprenorphine) are all potential methods to reduce this risk.https://doi.org/10.1186/s12889-024-17827-0COVID-19Opioid dependency treatmentTakeaway doseVaccinationMethadoneSublingual buprenorphine
spellingShingle Benjamin T. Trevitt
Victoria Hayes
Rachel Deacon
Llewellyn Mills
Apo Demirkol
Nicholas Lintzeris
The impact of changes in opioid dependency treatment upon COVID-19 transmission in Sydney, Australia: a retrospective longitudinal observational study
BMC Public Health
COVID-19
Opioid dependency treatment
Takeaway dose
Vaccination
Methadone
Sublingual buprenorphine
title The impact of changes in opioid dependency treatment upon COVID-19 transmission in Sydney, Australia: a retrospective longitudinal observational study
title_full The impact of changes in opioid dependency treatment upon COVID-19 transmission in Sydney, Australia: a retrospective longitudinal observational study
title_fullStr The impact of changes in opioid dependency treatment upon COVID-19 transmission in Sydney, Australia: a retrospective longitudinal observational study
title_full_unstemmed The impact of changes in opioid dependency treatment upon COVID-19 transmission in Sydney, Australia: a retrospective longitudinal observational study
title_short The impact of changes in opioid dependency treatment upon COVID-19 transmission in Sydney, Australia: a retrospective longitudinal observational study
title_sort impact of changes in opioid dependency treatment upon covid 19 transmission in sydney australia a retrospective longitudinal observational study
topic COVID-19
Opioid dependency treatment
Takeaway dose
Vaccination
Methadone
Sublingual buprenorphine
url https://doi.org/10.1186/s12889-024-17827-0
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