Keywords
General Practice, Antibiotics, Education, Interventions, Continuing Professional Development,
Inappropriate use of antimicrobial agents in healthcare settings is one area that has received attention as a possible route to mitigate the threat of antimicrobial resistance. Globally, the highest consumption of antimicrobials in human healthcare originates from antibiotic prescriptions in Primary Care. Strategies to increase appropriate antibiotic prescribing, which can mean not prescribing an antibiotic e.g. cases of viral infection, have been developed and evaluated. This systematic review aims to synthesise the literature of studies of small group based in person educational interventions designed to increase appropriate antibiotic prescribing behaviours in General Practice settings.
EMBASE, CINAHL, Cochrane Central Register of Controlled Trials, MEDLINE and PsycINFO will be systematically searched from inception until May 2024 for primary studies of small group based educational interventions designed to improve the antimicrobial prescribing behaviours in General Practice. Qualitative, quantitative and mixed methods studies reporting on the phenomenon of interest will be included. All identified articles will be double screened at title and abstract level. One reviewer will then screen all included studies at full text level, extract the data, code the intervention and perform risk of bias assessment with other reviewers performing verification of a randomly selected 20% of the articles. We will use an integrated approach to mixed method systematic reviews and will perform a narrative, or if possible quantitative, synthesis.
The review will identify and assess the efficacy and / or effectiveness of small group based educational interventions designed to improve the antibiotic prescribing behaviours of General Practitioners. By using a mixed methods approach we aim to identify the salient content of the included interventions and the perspectives of participants on the content and delivery of the included interventions. We will use the findings to inform the design and content of a small group educational intervention for GP registrars.
General Practice, Antibiotics, Education, Interventions, Continuing Professional Development,
We would like to thank the reviewers for taking the time to review our protocol and for the constructive and beneficial feedback that they provided on the previous version. Taking the suggestions that were given by the reviewers we have made some minor changes to the manuscript that are addressed point by point in the responses section. Taking into account the feedback and suggestions from the reviewers the changes we have made to the updated version are:
Title
We now specify in the title the the focus of the review is the use of small group based educational interventions in General Practice to improve antibiotic prescribing behaviours: a mixed methods systematic review protocol
Introduction
We have provided an additional paragraph outlining our justification for the focus of the review.
Data Synthesis
We have clarified the data synthesis section.
Study status
We have updated the study staus
Discussion
In the discussion section we have added a section expanding on our justification for the focus of the review while also acknowledging that in many countries outside Ireland other healthcare profession can prescribe antibiotics.
See the authors' detailed response to the review by Nathaly Garzón-Orjuela
See the authors' detailed response to the review by Derek Stewart
Antimicrobial resistance (AMR) refers to the process where microorganisms become resistant to antimicrobial drugs, making once treatable infections challenging or impossible to manage1. The impact of AMR extends beyond treatment of infectious diseases. For example, the use of antimicrobial agents prophylactically in routine surgical procedures may be less effective, increasing the risk of serious infection. There are two identified strategies for addressing AMR, the first is the development of new antimicrobial agents and the second is tackling the inappropriate use of current antimicrobial agents.
As there is currently limited development of new antimicrobial agents1, current research and practice development requires a considerable focus on addressing the appropriate use of existing antimicrobials in a variety of settings. As AMR has increasingly become a global health concern2 the overconsumption, and inappropriate consumption, of antimicrobials, in particular antibiotics, has been identified as a key factor in the advance of AMR internationally3. Focusing on the consumption of antimicrobials is a key recognised element in addressing the threat of AMR1 and one element that has been highlighted as particularly relevant in human health is the antimicrobial prescribing behaviours of healthcare professionals4.
Appropriate prescribing of antimicrobials refers to using these agents only when indicated and then using the right drug at the right dose for the right length of time. While antimicrobial resistance encompasses numerous types of microorganisms including viruses, fungi and bacteria, the AMR focus of this review will be on the increasing bacterial resistance arising from the overuse of antibiotics, often through inappropriate prescribing5, in human health settings6 as the majority of human antibiotic consumption in Ireland and globally originates in Primary Care settings6,7. Inappropriate prescribing of antibiotics refers to when antibiotics are prescribed for conditions where there is no evidence that the antibiotics would provide any benefit8 as well as when then the prescribed agent is not optimal e.g. the prescribing of broad spectrum antibiotics when narrow spectrum antibiotics are indicated or when the duration of the prescribed treatment course is incorrect. Despite the increase in the promotion of appropriate antibiotic prescribing behaviours in General Practice9 inappropriate prescribing still occurs due to a number of different factors10 and General Practitioners (GPs’) antibiotic prescribing practices, once established, tend to remain consistent11. As the focus of this review is on interventions targeting GPs we are referring to the settings as General Practice as opposed to Primary Care which could also potentially include non – GP prescribers such as Nurses and Pharmacists. We will include Primary Care studies if they report exclusively or provide separate data on GPs. We are focusing this review on Small Group learning as this format has been successfully used to integrate updated clinical knowledge with regular patient care in General Practice settings12. It has also been used to address issues where GPs experience clinical uncertainty in their daily practice13. In the prescribing of antibiotics GPs can experience this type of uncertainty for example; when parents present a child and offer a candidate diagnosis of the child's condition seemingly advocating for antibiotics14. The benefit of using the format of small group learning is that is affords members the psychological safety to express uncertainty that allows for collaborative learning15. As uncertainty has been identified as a component in the inappropriate prescribing of antibiotics by Primary Care physicians16 identifying the components as well as other relevant data for these types of interventions is important.
Therefore, the present review aims to systematically evaluate and synthesise all the relevant available evidence on the efficacy and potential effectiveness of small group based educational interventions delivered to GPs that aim to improve antimicrobial prescribing behaviours. Small group learning in general practice has a long and key role in post graduate and continuing general practice education. Focusing this systematic review on small group based learning in General Practice provides an unique opportunity to inform future interventions designed to address and improve inappropriate antibiotic prescribing behaviours. By synthesising quantitative, qualitative and mixed methods studies we aim to provide a comprehensive understanding of the role that these types of interventions can play in addressing the inappropriate prescribing of antibiotics in General Practice. To our knowledge, this is the first systematic review of this kind that focuses exclusively on small group based educational interventions designed to improve antibiotic prescribing behaviours specifically in General Practice.
The objectives of this mixed methods systematic review are to review and synthesise the literature of small group based in person educational interventions designed to improve antibiotic prescribing behaviours in General Practice and to assess their efficacy and potential effectiveness, to identify the components of these interventions and to identify the insights, such as content, including barriers and facilitators, of intervention delivery from the participants and intervention providers.
This protocol has been reported using the PRISMA – P (Preferred Reporting Items for Systematic Reviews and Meta – Analysis Protocols) guidelines17. The final systematic review will follow the PRISMA guidelines18.
This review will follow a mixed methods systematic review methodology19 using the integrated approach20 that will allow for the synthesising of the quantitative and qualitative data into a single synthesis.
Involving stakeholders in reviews has been identified as a possible method through which the impact of reviews can be increased21. Following the ACTIVE framework for stakeholder involvement in systematic reviews22 two relevant stakeholders, one GP registrar and one educational co-director of a GP training programme will join the existing review team, of whom one is an established GP and another a pharmacist, and will contribute to the review. The ACTIVE framework describes 5 levels of stakeholder involvement in reviews, leading, controlling, influencing, contributing and receiving22. The participating stakeholder’s participation in this review will be at the controlling, influencing and contributing levels. Stakeholders will be involved in screening, data extraction, assessment of risk of bias, preparing the review data for publication and final write up for publication and dissemination and will be acknowledged in all dissemination activities.
Phenomenon of interest. The phenomenon of interest is the use of in person small group based educational interventions to improve antibiotic prescribing among General Practitioners. Our definition of small group based educational interventions is reflective of the definition provided by Crosby (1996)23 where the characteristics of the small group meeting as opposed to the number of participants is the most important aspect. The three characteristics outlined are that there must be active participation, there must be work toward a specific task (in our case it will be to improve antibiotic prescribing behaviours) and reflection23.
Primary studies that report on the phenomenon of interest will be included regardless of whether they use quantitative, qualitative or mixed – methods approaches. Table 1 outlines the inclusion and exclusion criteria.
We will include studies that focus on General Practitioners or GP Registrars (qualified doctors engaged in General Practice post graduate training) who primarily work in General Practice or Primary Care settings. We will include studies where the participation population is mixed with a) other Primary Care prescribers e.g. Nurses or Pharmacists or b) secondary care prescribers where the populations are reported separately, and it is possible to discern the data for the GP population.
Where studies examine the efficacy and effectiveness of small group based in person educational interventions to improve antibiotic prescribing behaviours, they will be included and we will report the findings. Where efficacy and/or effectiveness are not measured or for qualitative studies, we will report the intervention content and data from the participants.
Given that the threat of antimicrobial resistance is a global threat we will consider studies from all geographical regions.
We will carry out a thorough database search of EMBASE, CINAHL, Cochrane Central Register of Controlled Trials, Ovid MEDLINE and Ovid PsycINFO. The timeframe of the search will be from database inception to May 2024. All included publications will be reference searched, forward and backward, to identify any other potentially relevant studies. Where data is missing or not reported in identified studies the corresponding study authors will be contacted where feasible. Relevant systematic reviews and meta- analyses will be screened for primary studies that were not identified in the initial searches.
An example of the search strategy for Ovid MEDLINE can be located at https://www.crd.york.ac.uk/PROSPEROFILES/512491_STRATEGY_20240516.pdf with each search being adapted for the relevant databases. All search strategies including the date of searching will be included in the final review. The final search strategy will be developed in conjunction with a specialist research librarian based in the University of Galway.
Database search results will be imported into Covidence. Any duplicates will be removed and will then be checked by a member of the review team. Articles will then be screened using the Covidence platform.
All articles will be independently double screened at title and abstract level. The main reviewer (KR) will review 100% of articles with the double screening being divided up between members of the review team. The main reviewer (KR) will screen 100% of the articles at full text level and two reviewers will independently screen 10% (20% in total) of randomly selected articles. Disagreements at all levels will be resolved through discussion and will involve consultation with a third reviewer as required. Reasons for inclusion/exclusion will be recorded and reported using a Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA)18 flow diagram in the final review.
The main reviewer (KR) will design a data extraction template and will be carried out using COVIDENCE software. The data extraction template will be piloted where two reviewers (KR & AMR) who will independently extract the relevant data from two of the included studies and a third reviewer (EM) will decide on the suitability of the data extraction form. The following data will be extracted:
Bibliographic data – author(s), affiliation of author(s), year of publication, source/journal and country
Study type – observational, qualitative, quantitative or mixed methods
Characteristics of the studies – study aim, study design, study population, and sample size
Characteristics of the interventions – type of intervention, method of delivery, duration, location, utility/feasibility of intervention and theoretical or conceptual framework used for intervention and quality of intervention reporting (based on the TIDieR checklist24).
Findings – Outcomes assessed, results of interventions, facilitators and/or barriers of the intervention and participants and / or facilitators experiences/perspectives.
Where an intervention is reported across multiple publications, we will extract and combine the data. In the case of missing data, we will contact the corresponding authors where feasible. Due to the research constraints it is not possible for independent data extraction by two reviewers. The main reviewer will extract the data from 100% of the included studies while a second reviewer will check a random selection of 20% of included studies for accuracy.
Data extracted from quantitative studies will include data based outcomes reported regarding the use of small group based educational interventions administered to GPs / GP registrars to improve antibiotic prescribing behaviours. Qualitative data will be extracted and categorised by theme based on the the review objectives.
This review will follow the JBI convergent integrated approach25. The quantiatative data will be interpreted and transformed into qualitative data. This will allow for the transformed quantitative data and the qualitative data from qualitative and mixed methods studies to be integrated and reported via a narrative synthesis.
The Mixed Methods Appraisal Tool26 will be used to carry out the risk of bias assessment. The main reviewer (KR) will assess 100% of the included studies and a second reviewer will assess a random selection of 20% of included studies. The assessments will be compared, and any disagreements will be resolved through discussion and consensus or if necessary, a third author (EM).
This systematic review will consist of reviewing and collating publicly available research materials and therefore does not require ethical approval.
This systematic review is the first study in a multi-phase research project that aims to improve antibiotic prescribing behaviours among GP registrars in Irish General Practice funded by the Irish Research Council. Ethical approval for the later stages of the project will be sought from the pertinent Research Ethics Committees. The findings from the systematic review will be combined with data accumulated from the later phases of the project.
Following completion of the systematic review the findings will be published in a peer reviewed open-source journal, presented at national and international conferences and the findings shared with relevant organisations. All review materials will be made freely available under the study review registration at https://osf.io/et2gx/
The study protocol has been registered on PROSPERO (CRD42024512491).
At the time of publication of this protocol (Version 2) the stakeholders have been recruited, the search strategies developed, searching carried out (July 2024) and title and abstract screening is underway.
Any amendments to this study protocol, including the dates of the amendments and the review team’s reasoning for the amendments will be recorded on the study site on the OSF platform (https://osf.io/et2gx/) and will be included in the final published systematic review.
The primary outcome of interest is the efficacy, potential effectiveness and format (content and delivery) of small group based in person educational interventions designed to improve antibiotic prescribing behaviours of General Practitioners in Primary Care settings. We have opted to use a mixed methods systematic review approach as the operationalisation and reporting of these interventions can vary across regions due to differences in healthcare systems (i.e. public, private or mixed). Also, as the format of data collected can vary due to the different healthcare systems that studies were conducted in following a mixed methods approach will allow us to systematically review the greatest number of studies on the phenomenon of interest. Examples of the types of data we expect to find include quantitative data on prescribing rates, adherence to national or local guidelines or qualitative data on barriers and facilitators of adhering to guidelines, differences in prescribing due to patient type (public vs. private) or mixed methods studies including both quantitative and qualitative data. As the findings of this systematic review will be used to inform the content and design of a small group educational intervention for Irish General Practice registrars we have opted to only review the data specific to General Practitioners while recognising that in many countries clinicians other than medical doctors can prescribe antibiotics in Primary Care settings.
Competing Interests: No competing interests were disclosed.
Reviewer Expertise: Epidemiology, Systematic review, Meta-analysis, Network meta-analysis, Scoping review, Nutrition, Antibiotic prescription, Health Equity and Data analysis.
Is the rationale for, and objectives of, the study clearly described?
Partly
Is the study design appropriate for the research question?
Partly
Are sufficient details of the methods provided to allow replication by others?
Partly
Are the datasets clearly presented in a useable and accessible format?
Not applicable
Competing Interests: No competing interests were disclosed.
Reviewer Expertise: Clinical pharmacy; prescribing
Is the rationale for, and objectives of, the study clearly described?
Yes
Is the study design appropriate for the research question?
Yes
Are sufficient details of the methods provided to allow replication by others?
Partly
Are the datasets clearly presented in a useable and accessible format?
Not applicable
Competing Interests: No competing interests were disclosed.
Reviewer Expertise: Epidemiology, Systematic review, Meta-analysis, Network meta-analysis, Scoping review, Nutrition, Antibiotic prescription, Health Equity and Data analysis.
Alongside their report, reviewers assign a status to the article:
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Version 1 20 May 24 |
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