Time Trends and Factors Associated with Antibiotic Prescribing in Swiss Primary Care (2008 to 2020)

Antibiotic resistance (ABR) is a major threat to public health, and the majority of antibiotics are prescribed in the outpatient setting, especially in primary care. Monitoring antibiotic consumption is one key measure in containing ABR, but Swiss national surveillance data are limited. We conducted...

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Main Authors: Nahara Anani Martínez-González, Stefania Di Gangi, Giuseppe Pichierri, Stefan Neuner-Jehle, Oliver Senn, Andreas Plate
Format: Article
Language:English
Published: MDPI AG 2020-11-01
Series:Antibiotics
Subjects:
Online Access:https://www.mdpi.com/2079-6382/9/11/837
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author Nahara Anani Martínez-González
Stefania Di Gangi
Giuseppe Pichierri
Stefan Neuner-Jehle
Oliver Senn
Andreas Plate
author_facet Nahara Anani Martínez-González
Stefania Di Gangi
Giuseppe Pichierri
Stefan Neuner-Jehle
Oliver Senn
Andreas Plate
author_sort Nahara Anani Martínez-González
collection DOAJ
description Antibiotic resistance (ABR) is a major threat to public health, and the majority of antibiotics are prescribed in the outpatient setting, especially in primary care. Monitoring antibiotic consumption is one key measure in containing ABR, but Swiss national surveillance data are limited. We conducted a retrospective cross-sectional study to characterise the patterns of antibiotic prescriptions, assess the time trends, and identify the factors associated with antibiotic prescribing in Swiss primary care. Using electronic medical records data, we analysed 206,599 antibiotic prescriptions from 112,378 patients. Based on 27,829 patient records, respiratory (52.1%), urinary (27.9%), and skin (4.8%) infections were the commonest clinical indications for antibiotic prescribing. The most frequently prescribed antibiotics were broad-spectrum penicillins (BSP) (36.5%), fluoroquinolones (16.4%), and macrolides/lincosamides (13.8%). Based on the WHO AWaRe classification, antibiotics were 57.9% Core-Access and 41.7% Watch, 69% of which were fluoroquinolones and macrolides. Between 2008 and 2020, fluoroquinolones and macrolides/lincosamides prescriptions significantly declined by 53% and 51%; BSP prescriptions significantly increased by 54%. Increasing patients’ age, volume, and employment level were significantly associated with antibiotic prescribing. Our results may inform future antibiotic stewardship interventions to improve antibiotic prescribing.
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spelling doaj.art-63e096285dea49e6b7a7a089b1ae8a592023-11-20T22:01:31ZengMDPI AGAntibiotics2079-63822020-11-0191183710.3390/antibiotics9110837Time Trends and Factors Associated with Antibiotic Prescribing in Swiss Primary Care (2008 to 2020)Nahara Anani Martínez-González0Stefania Di Gangi1Giuseppe Pichierri2Stefan Neuner-Jehle3Oliver Senn4Andreas Plate5Institute of Primary Care, University of Zurich and University Hospital of Zurich, Pestalozzistrasse 24, CH-8091 Zurich, SwitzerlandInstitute of Primary Care, University of Zurich and University Hospital of Zurich, Pestalozzistrasse 24, CH-8091 Zurich, SwitzerlandInstitute of Primary Care, University of Zurich and University Hospital of Zurich, Pestalozzistrasse 24, CH-8091 Zurich, SwitzerlandInstitute of Primary Care, University of Zurich and University Hospital of Zurich, Pestalozzistrasse 24, CH-8091 Zurich, SwitzerlandInstitute of Primary Care, University of Zurich and University Hospital of Zurich, Pestalozzistrasse 24, CH-8091 Zurich, SwitzerlandInstitute of Primary Care, University of Zurich and University Hospital of Zurich, Pestalozzistrasse 24, CH-8091 Zurich, SwitzerlandAntibiotic resistance (ABR) is a major threat to public health, and the majority of antibiotics are prescribed in the outpatient setting, especially in primary care. Monitoring antibiotic consumption is one key measure in containing ABR, but Swiss national surveillance data are limited. We conducted a retrospective cross-sectional study to characterise the patterns of antibiotic prescriptions, assess the time trends, and identify the factors associated with antibiotic prescribing in Swiss primary care. Using electronic medical records data, we analysed 206,599 antibiotic prescriptions from 112,378 patients. Based on 27,829 patient records, respiratory (52.1%), urinary (27.9%), and skin (4.8%) infections were the commonest clinical indications for antibiotic prescribing. The most frequently prescribed antibiotics were broad-spectrum penicillins (BSP) (36.5%), fluoroquinolones (16.4%), and macrolides/lincosamides (13.8%). Based on the WHO AWaRe classification, antibiotics were 57.9% Core-Access and 41.7% Watch, 69% of which were fluoroquinolones and macrolides. Between 2008 and 2020, fluoroquinolones and macrolides/lincosamides prescriptions significantly declined by 53% and 51%; BSP prescriptions significantly increased by 54%. Increasing patients’ age, volume, and employment level were significantly associated with antibiotic prescribing. Our results may inform future antibiotic stewardship interventions to improve antibiotic prescribing.https://www.mdpi.com/2079-6382/9/11/837antibiotic prescriptionsantibiotic prescribingantibiotic useprimary caregeneral practicefamily medicine
spellingShingle Nahara Anani Martínez-González
Stefania Di Gangi
Giuseppe Pichierri
Stefan Neuner-Jehle
Oliver Senn
Andreas Plate
Time Trends and Factors Associated with Antibiotic Prescribing in Swiss Primary Care (2008 to 2020)
Antibiotics
antibiotic prescriptions
antibiotic prescribing
antibiotic use
primary care
general practice
family medicine
title Time Trends and Factors Associated with Antibiotic Prescribing in Swiss Primary Care (2008 to 2020)
title_full Time Trends and Factors Associated with Antibiotic Prescribing in Swiss Primary Care (2008 to 2020)
title_fullStr Time Trends and Factors Associated with Antibiotic Prescribing in Swiss Primary Care (2008 to 2020)
title_full_unstemmed Time Trends and Factors Associated with Antibiotic Prescribing in Swiss Primary Care (2008 to 2020)
title_short Time Trends and Factors Associated with Antibiotic Prescribing in Swiss Primary Care (2008 to 2020)
title_sort time trends and factors associated with antibiotic prescribing in swiss primary care 2008 to 2020
topic antibiotic prescriptions
antibiotic prescribing
antibiotic use
primary care
general practice
family medicine
url https://www.mdpi.com/2079-6382/9/11/837
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