We administered four online surveys and two virtual meetings in total as part of the MDP. All four surveys had a response rate of 54% (20 out of 37), with 12 panelists completing all four surveys. Meeting #1 and #2 had 14 and 13 panelists present, respectively; with eight panelists attending both meetings. Overall, seven panelists participated in all aspects of the MDP by responding to all surveys and attending both meetings. The final product includes four categories and 13 best practice recommendations for designing and evaluating A&F interventions for antibiotic prescribing in primary care. Table 1 presents the comparison between our 13 recommendations with Brehaut et al’s 15 recommendations for practice feedback interventions.
Table 1
Comparison of JPIAMR-PAAN’s 13 best practice recommendations on antibiotic audit and feedback interventions with Brehaut et al’s 15 suggestions for practice feedback interventions.
JPIAMR-PAAN 13 best practice recommendations on antibiotic audit and feedback interventions
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Brehaut et al[17] 15 recommendations for practice feedback interventions
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GENERAL CONSIDERATIONS
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1. Antibiotic audit and feedback interventions in primary care should be framed as quality improvement projects within a supportive environment.
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The specific framing of audit and feedback interventions was not considered in Brehaut’s original 15 suggestions.
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2. Prior to initiating an antibiotic audit and feedback intervention in primary care, consider potential barriers to success such as local data availability, data validity, expected engagement of feedback recipients, perceived patient expectations for antibiotics, and other situational factors.
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As suggested by the Brehaut recommendation “Prevent defensive reactions to feedback” – we suggest consideration of potential barriers specific to antibiotic audit and feedback in primary care
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3. Strategies to optimize reach and engagement of an antibiotic audit and feedback intervention in primary care include; utilizing an opt-out approach to delivery of feedback reports, offering of continuing medical education credits, financial incentives, and facilitated peer group discussions.
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The recommendation to “Address barriers to feedback use” is considered and we provide specific strategies to optimize engagement.
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SELECTING FEEDBACK RECIPIENTS
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4. All primary care prescribers, regardless of practice type or prescribing volume, should be included in antibiotic prescribing audit and feedback interventions.
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Recommendation for the selection of feedback recipients was not provided.
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DATA AND INDICATOR SELECTION
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5. Feedback indicators for antibiotic prescribing in primary care should target reductions in antibiotic initiations, prolonged antibiotic duration, and/or unnecessary broad-spectrum antibiotics.
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We built on the statement “Recommend actions that are consistent with established goals and priorities” and suggested specific indicators of high priority in antibiotic prescribing.
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6. Antibiotic feedback reports in primary care should enable and support behaviour change by providing guidance and educational resources.
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We agree with statements that “Recommend actions that can improve and are under the recipient’s control” and “Recommend specific actions” – such that we suggest antibiotic feedback reports to include specific action (e.g. reduce prescribing, prescribe for shorter duration) and evidence-based behaviour change messaging.
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7. The optimal data source for antibiotic audit and feedback in primary care is credible, valid, routinely collected, and comprehensive for the region; ideally containing prescription, diagnostic, and clinical data.
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No suggestion regarding the data sources for audits.
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8. Benchmarks or achievable targets for peer comparisons for antibiotic prescribing in primary care should be indicator specific and based on national and/or local performance data of high performing peers.
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We provide specific recommendations that support the statement “Choose comparators that reinforce desired behavior change” in the context of antibiotic prescribing.
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FEEDBACK DELIVERY
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9. Antibiotic audit and feedback in primary care should be displayed such that recipients can understand their performance and desired actions within seconds.
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We concur with many of the suggestions related to feedback display and delivery, including “Closely link the visual display and summary message”, “Minimize extraneous cognitive load for feedback recipients”, and “Provide short, actionable messages followed by optional detail” – all three statements will apply in the context of primary care antibiotic audit and feedback.
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10. Antibiotic audit and feedback reports in primary care should be repeated with updated data over time. The optimal frequency is not known but can depend on local factors such as data availability and seasonality of prescribing.
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We agree with the suggestion to “Provide multiple instances of feedback”. However we recognize the difficulty with the suggestion “Provide feedback as soon as possible and at a frequency informed by the number of new patient cases” in the context of antibiotic prescribing, as well as the paucity of data on the optimal frequency of feedback.
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11. Antibiotic feedback in primary care should be ideally delivered by multiple strategies including verbal, paper, and/or electronic means.
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We further support the recommendation to “Provide feedback in more than one way”.
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12. Antibiotic feedback should be delivered to primary care prescribers from a respected authority figure or colleague.
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We believe that feedback delivery from a respective authority figure or colleagues is an effective way to “Address credibility of the information”.
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13. Individual-level antibiotic feedback should be delivered confidentially to primary care prescribers, and the opportunity for peer discussion should be provided and encouraged.
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Within the context of antibiotic prescribing, we stress the significance to “Provide individual rather than general data” given the nature of prescribing. Furthermore, we strongly encourage peer discussion of individual feedback with other prescribers, as a way to facilitate the suggestion “Construct feedback through social interaction”.
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BEST PRACTICE RECOMMENDATIONS
The best practice recommendations below are presented with a summary of internal discussions and comments around each statement.
General Considerations
1. Antibiotic audit and feedback interventions in primary care should be framed as quality improvement projects within a supportive environment.
There exists substantial variability in antibiotic prescribing in primary care.[25, 26] A&F is a commonly employed tool to improve quality of care. The goal of A&F programs should be to support clinicians to improve through the presentation of their own data in relation to their peers and/or standard of care. Historically, poorly designed audits can result in clinicians feeling threatened, rather than supported, by top-down feedback.[27] This is further supported by the hypotheses of ‘function’ and ‘ownership’ from Clinical Performance Feedback Intervention Theory (CP-FIT); which posits that feedback interventions are more effective when clinicians are perceived to support positive change, and “own” the process rather than imposed upon.[18] Those designing A&F should consider the importance of framing their interventions as quality improvement, engage clinicians and patients in the process, and be mindful of their messaging to maintain the shared focus of improving the quality of patient care through optimizing the use of antibiotics.
2. Prior to initiating an antibiotic audit and feedback intervention in primary care, consider potential barriers to success such as local data availability, data validity, expected engagement of feedback recipients, perceived patient expectations for antibiotics, and other situational factors.
A&F interventions consist of proceeding through one or more cycles of establishing best practice criteria, measuring current practice, feeding back findings, implementing changes, and further monitoring of data.[18] All aspects of the cycle are important to facilitate information to intention and ultimately link that intention to the desired behavior.[28] Clinicians need to accept the data presented to them, understand how to interpret the data and the expected action to take as a result. Gaps or weaknesses in any of these components of the cycle will create an intention-to-action gap reducing the desired effect; in this case resulting in no reduction in inappropriate antibiotic prescribing. [29]
3. Strategies to optimize reach and engagement of an antibiotic audit and feedback intervention in primary care include; utilizing an opt-out approach to delivery of feedback reports, offering of continuing medical education credits, financial incentives, and facilitated peer group discussions.
The starting point for A&F interventions is that they are important quality improvement initiatives. The poorest performing clinicians benefit the most from A&F, but are also least likely to volunteer.[10] For this reason we advocate that inclusion to receive A&F should be standard of practice and an opt-out approach be taken; where prescribers routinely receive feedback (unless opted out) and are not simply invited to volunteer. A&F should be integrated into routine professional quality improvement activities and electronic health records to maximize the potential impact.[12, 13] Other strategies and incentives that can be effective, depending on the local context, include offering of continuing medical education credits, accreditation and/or financial incentives for participation. [30]
Selecting Feedback Recipients
4. All primary care prescribers, regardless of practice type or prescribing volume, should be included in antibiotic prescribing audit and feedback interventions.
While there was general agreement that receiving A&F should follow an opt-out approach (statement 3), however, discussions during the MDP meetings revealed a lack of consensus whether A&F programs should preferentially include a subset of prescribers (eg; high or poor performing prescribers). MDP participants articulated that selecting appropriate prescribers to be involved in A&F is context dependent. As discussed above A&F is a quality improvement initiative that should be standard practice in all jurisdictions. All prescribers may benefit from their data with peer comparisons and/or comparison with standard of care, with opportunities to improve. The goal of antibiotic A&F at the population is to shift the mean towards lower inappropriate antibiotic use, and avoiding regression to the mean whereby lower prescribers increase their antibiotic use. Targeting only the highest prescribers, or lowest performing physicians, may avoid regression to the mean as well as be more cost effective.[12, 13] We recommend those initiating A&F in primary care to consider their local context and selected data metrics for selecting recipients for the proposed intervention recognizing there is uncertainty if there is benefit in focusing feedback to all prescribers.
Data And Indicator Selection
5. Feedback indicators for antibiotic prescribing in primary care should target reductions in antibiotic initiations, prolonged antibiotic duration, and/or unnecessary broad-spectrum antibiotics.
As demonstrated by the CP-FIT model, the goal of feedback need to consider importance, controllability, and relevance.[18] Data indicators for antibiotic A&F should therefore be linked to quality improvement, be under the control of the feedback recipient, and clearly link to specific actions that can be taken by the recipient.[17] Antibiotic initiations, durations, and overly broad-spectrum selection, relative to their peers or benchmarks, are all associated with unnecessary antibiotic-associated harms and antimicrobial resistance.[31–34] Furthermore, these represent three distinct prescribing behaviours that are not correlated to one another for an individual prescriber.[35] We recommend A&F designers select indicators by considering their data availability for each of these options and the desired prescribing behavior they wish to influence. We encourage A&F designers to focus on a clear, specific targeted indicator to minimize data overload. There is a risk that clinicians will focus on the indicators for which they are doing well if provided with multiple different indicators.[15]
Total antibiotic use is highly correlated with unnecessary or inappropriate use,[36] and in jurisdictions with antibiotic overuse, utilizing overall antibiotic prescriptions can be an effective and appropriate indicator to reduce unnecessary antibiotic prescribing.[12, 13] However, the specificity of the indicator will be more related to actionability (eg; antibiotics for viral infections, feedback on prolonged duration prescribing, or selection of broad-spectrum agents). Utilizing more specific metrics may be more likely to modify behaviour, but may be less impactful for population level effects on AMR. Examples of quality indicators for outpatient antibiotic prescribing in Europe have been previously defined and can help guide indicator selection.[37]
6. Antibiotic feedback reports in primary care should enable and support behaviour change by providing guidance and educational resources.
Feedback intervention designers should consider how supporting resources and guidance use behavioural techniques to support practice change. Providing antibiotic guidelines or patient directed educational materials may not by itself significantly improve the effect of A&F,[12, 13] however antibiotic A&F can be optimized by including behaviour change messaging alongside peer comparison data.[38] This can address CP-FIT variables ‘problem solving’ and ‘action planning’ to help feedback recipients identify the reasons and solutions for poor performance.[18] It is important to link A&F data to specific actions the prescriber can take.[17] A&F may be delivered as part of clinical decision support and the MDP panel encourages the use of reputable local clinical guidelines and educational resources.[12, 13]
7. The optimal data source for antibiotic audit and feedback in primary care is credible, valid, routinely collected, and comprehensive for the region; ideally containing prescription, diagnostic, and clinical data.
The CP-FIT suggests that data collection and analysis for feedback should be automated, accurate, and accepted by recipients.[18] One of the most common criticisms from A&F recipients is that the data are not valid or do not accurately reflect the prescribers practice.[39] Programs should consider and attempt to address these factors upfront to support the credibility of the data and optimize the chance of success.
8. Benchmarks or achievable targets for peer comparisons for antibiotic prescribing in primary care should be indicator-specific and based on national and/or local performance data of high performing peers.
In the absence of being able to accurately define inappropriate antibiotic prescriptions within the data used for feedback, the optimal target, or benchmark, that should be used is controversial and depends on the indicator used, data availability, and the existence of local antibiotic prescribing guidelines. Previous interventions have had varied comparators. A study by Meeker et al. effectively compared physicians to their top decile of their peers for unnecessary antibiotic prescribing for viral infections.[14] Hallsworth et al. compared high prescribing practices (top 20th percentile) to lower prescribing practices.[13] Quality indicators have been proposed in Dutch primary care which include; the number of antibiotic prescriptions per 1000 registered patients, non-first line antibiotics, and the percentage of antibiotics for respiratory tract infections.[40] Given the lack of evidence defining optimal comparators, or benchmarks, JPIAMR-PAAN has recognized this topic as an important research priority. In general, comparators should be selected which reinforce the desired behavior change (i.e. reduce unnecessary or inappropriate antibiotic prescribing).[17] We encourage selection of only a single comparator since using multiple comparators risks creating conflicting messages for recipients. For example, providing self-comparison showing decreasing trends over time as well as a peer comparison that has a lower prescribing rate may result in the recipient interpreting the data that they do not need to change based on their decreased trend. Designers should consider the desired behavior change and strategically select a simple, clear comparator that reinforces the project's goals.
Feedback Delivery
9. Antibiotic audit and feedback in primary care should be displayed such that recipients can understand their performance and desired actions within seconds.
Primary care clinicians are busy, manage a broad range of patients, and have multiple competing priorities for quality improvement. Designers of A&F interventions should minimize extraneous cognitive load for feedback recipients by prioritizing the relative importance of feedback contents and employ user-friendly designs.[18] Overly complex feedback can be misunderstood or ignored by the recipients.[17] Extraneous cognitive load can be minimized by reducing the number of metrics, decreasing the length of letters, and decluttering visual displays. A clear graphical interactive display facilitates interpretability of the feedback and has been demonstrated in an Australian intervention to reduce antibiotic use compared to letters without such a figure.[41]
10. Antibiotic audit and feedback reports in primary care should be repeated with updated data over time. The optimal frequency is not known but can depend on local factors such as data availability and seasonality of prescribing.
A&F provided more than once is generally more effective.[10] Providing A&F repeatedly can encourage a feedback loop where a recipient can receive feedback, make changes in their practice, and then see whether the changes made have been effective.[17] Antibiotic A&F interventions have varied in frequency from once per year,[12, 13] quarterly,[15, 42] or monthly.[14] One trial of A&F to dental practices evaluated providing feedback 2 or 3 times per year with no differences between the groups.[38] There is not currently enough evidence to suggest whether providing feedback more than twice has a meaningful impact. Further evidence on the optimal frequency of feedback is needed but we encourage designers to include multiple instances of feedback of at least once per year.[10] Other considerations are the availability and delays in data as well as not overburdening recipients with frequent reports.
11. Antibiotic feedback in primary care should be ideally delivered by multiple strategies including verbal, paper, and/or electronic means.
The Cochrane review on A&F identified larger effect sizes when feedback is provided through both written and verbal communication.[10] The combination can enhance learning, retention, and engagement with the feedback reports. Providing an opportunity for recipients to engage with their feedback in more than one way including peer discussions may enhance the effectiveness of the intervention.
12. Antibiotic feedback should be delivered to primary care prescribers from a respected authority figure or colleague.
A common criticism of A&F by recipients is the credibility of the information provided.[39] CP-FIT acknowledges that source knowledge and skill is an important variable for feedback delivery. In order to facilitate practice change recipients must perceive the feedback content as credible, and the delivery person to have an appropriate level of knowledge.[18] The Cochrane review on A&F identified that feedback delivered by a supervisor or colleague was more effective than interventions delivered from other sources.[10] An example of this is A&F in the United Kingdom delivered from the Chief Medical Officer of Health.[13]
13. Individual-level antibiotic feedback should be delivered confidentially to primary care prescribers, and the opportunity for peer discussion should be provided and encouraged.
Where possible, individual feedback, opposed to group or regional level feedback, should be provided to address specificity. The personalized nature of A&F facilitates the desired behaviour change and is less likely to be discounted by the recipients. Engaging with the feedback through social interaction is based on educational research on improved adult learning through social construction compared to passively received materials. Peer discussion and active delivery of feedback are both supported by CP-FIT to improve effectiveness of feedback interventions.[18] Further dialogue with peers can help to further enhance engagement in self-assessment for recipients and optimize the effectiveness of A&F interventions.[43]