Keywords
Patient satisfaction, infection prevention and control, systematic review, protocol
Infection prevention and control (IPC) interventions are used to prevent or minimise the risk to patients and staff of acquiring healthcare-associated infections (HAI), including those caused by antimicrobial resistance (AMR) pathogens. These interventions are continually changing. However, patient views and enabling patient and public involvement (PPI) in their development has been minimal. Previous systematic reviews have focused or either overall patient satisfaction or specific IPC interventions, however none have addressed patient satisfaction in the context of IPC interventions. The aim of this systematic review and meta-analysis is to assess patient satisfaction in the context of IPC interventions in the acute hospital setting.
This systematic review will be conducted in accordance with the Joanna Briggs Institute (JBI) methodology for systematic reviews of aetiology and risk across multiple electronic databases. The population, exposure, outcomes (PEO) tool for systematic reviewing in patients having undergone IPC interventions will be used. Observational studies in peer-reviewed journals meeting the search criteria will be reviewed for inclusion. Rayyan Systematic Review software will be used and two reviewers from the research team will conduct the title and abstract screening. One team member will read identified articles in depth and extract relevant data with guidance by the JBI-recommended approach. Data will be extracted in duplicate, by another member of the research team, for 20% of the identified papers. The PRISMA statement will be referred. A descriptive summary of all included papers will be written. A random effects meta-analysis will be conducted where possible.
IPC interventions are not limited to one intervention and a patient may experience numerous IPC interventions during their inpatient stay. However their association on patient satisfaction is unknown.
Patient satisfaction, infection prevention and control, systematic review, protocol
In this revised version, we have made several updates in response to peer reviewer feedback and to strengthen the clarity and rigor of the protocol. The Title and Abstract have been refined to more clearly emphasize the focus on patient satisfaction in the context of infection prevention and control (IPC) interventions. The Introduction and Rationale sections were restructured for improved flow, with clearer differentiation between patient satisfaction and patient experience, and expanded discussion of the evidence gap this review seeks to address. The objectives were revised to explicitly highlight the study aims and research questions.
The Methods section was updated to more clearly describe the use of the Joanna Briggs Institute (JBI) methodology for systematic reviews of etiology and risk, with justification provided for its selection. The eligibility criteria were revised to use a PEO framework, with a clearer description of population, exposures, and outcomes. Details were added on exclusion criteria, study types.
In the study selection and data extraction processes, we clarified that title/abstract screening will be performed in duplicate, while 20% of full-text extractions and risk-of-bias assessments will be conducted in duplicate as a quality assurance measure, with discrepancies resolved through discussion or third-reviewer arbitration. Clarifications were also made on the statistical approach, including handling of small numbers of studies. Potential limitations were also discussed.
See the authors' detailed response to the review by Susan FitzGerald
See the authors' detailed response to the review by Shariful Amin Sumon
Infection prevention and control (IPC) interventions, such as antimicrobial stewardship and hand hygiene principles, are used in healthcare facilities (HCF) to prevent or minimise the risk to patients and staff of developing healthcare-associated infections (HAI) or acquiring antimicrobial resistance (AMR) pathogens1. Targeted IPC practice occurs when a patient with an infection or with carriage of a multi-drug resistant organism (MDRO) poses a risk to other patients and/or staff, in an effort to reduce onward spread. These measures often include isolation precautions, cohorting of patients with similar infections/exposure (i.e. contact patients) and applying standard precautions in the form of using personal protective equipment (PPE) such as gloves gowns and/or masks by healthcare workers when interacting with affected patients. These measures are the cornerstone of IPC and widely recommended by national and international bodies2.
IPC interventions in HCFs are continually changing3. The evidence for IPC practice continues to evolve, new antimicrobial resistant organisms are emerging as technologies and governance structures develop. Integration of IPC programmes with antimicrobial stewardship have had a positive effect on patient safety and quality improvement programmes4. Patient-centred healthcare should incorporate the patient journey and help improve IPC services. Evaluating patients’ expectations and experiences are central to understanding the patient voice. Two frequently used approaches are patient experience and patient satisfaction. While often treated as interchangeable, they capture different aspects of care. Patient experience is a qualitative approach used to describes how a patient perceived the care that received, offering deeper insights from the patient perspective. Patient satisfaction however measures how they rated their experience and provides a quantitative outcome to capture if their expectations were met. Patient satisfaction can therefore provide a standardised and systematic comparison across settings when methods and tools are aligned. Distinguishing overall from service-specific satisfaction is key for healthcare quality. A systematic review conducted in 2017 into the determinants of patient satisfaction found that patient satisfaction is mainly underpinned by perceptions of health service quality characteristics however, results varied greatly5. We are not aware of any systematic review of patient satisfaction in the context of IPC interventions
Systematic reviews to determine aetiology and risk are helpful to assess the association between particular exposure and outcome6. Such reviews are important for informing healthcare planning, resource allocation, and are core to defining reliable evidence for practice7. This is particularly valuable for decision makers when deciding health policy and the prevention of adverse health outcomes. As different services are offered within healthcare facilities, overall patient satisfaction and transaction-specific satisfaction (i.e. with IPC services) should be differentiated. So how satisfied are patients with IPC services? Previous systematic reviews have focused or either overall patient satisfaction, finding that the potential determinants of patient satisfaction varied across studies and was determined by perceptions of health service quality, or specific IPC interventions. None have addressed the association of IPC with patient satisfaction5,8–10. To date, it remains unclear whether patients’ expectations of IPC measures are being met. Conducting a systematic review of the association of patient satisfaction with IPC practice will help IPC teams and policy decision-makers better understand HAI from the patient perspective i.e. those directly impacted by them.
The aim is to identify peer-reviewed publications reporting on patient satisfaction outcomes in the context of implemented IPC interventions, whether satisfaction was the primary focus or one of several factors examined, document the methods used to quantify patient satisfaction and to conduct a meta-analysis of reported satisfaction levels associated with specific IPC interventions where feasible.
This systematic review will be conducted in accordance with the Joanna Briggs Institute (JBI) methodology for systematic reviews of aetiology and risk as it provides established, peer-reviewed guidance specifically for systematic reviews of etiology and risk and aligns with the study objectives7. Systematic review of studies to answer questions of aetiology still follows the same basic principles of systematic review of other types of data and includes a critical appraisal process of identified studies.
The registration number of this study protocol in PROSPERO IS 2024 CRD42024558385. The Preferred Reporting Items for Systematic Reviews and Meta-Analysis (PRISMA) statement will be used when screening papers11.
The population, exposure, outcomes (PEO) tool for systematic reviewing in patients having undergone IPC interventions are outlined in Table 1. The population will include hospitalised patients in acute care hospitals. Exposures will encompass IPC interventions, either broadly or as specific strategies (e.g., isolation, cohorting, MDRO screening/flagging, hand hygiene, antimicrobial stewardship, personal protective equipment use, visitor restrictions, IPC education/communication, and delays in transfer, discharge, or procedures). The outcome of interest will be patient satisfaction with IPC interventions, assessed via surveys or interviews. Comparator data (usual care or alternative IPC strategies) will be recorded when available but will not be required. No language or timeframe filters will be applied to ensure a comprehensive search when executing search strings. Reference lists of identified systematic reviews will also be screened.
Identified studies will be reviewed for the following inclusion criteria:
i. Admitted patients in acute hospital facilities
ii. Patients aged over 18 years
iii. Quantifiable patient feedback on IPC practice
Where studies are identified in which the population and outcomes of interest are reported as part of a broader study, the relevant subset of data will be extracted and included in this review. If it is unclear from the title and abstract whether the paper involves a specific assessment tool(s), reviewers will assess the full text against the study inclusion criteria (included here in Table 1).
Observational studies in peer-reviewed journals meeting the search criteria will be reviewed for inclusion. Articles categorised as case reports, case series, letters, editorials, meta-analyses, commentaries, review articles, and conference abstracts will be excluded, however, reference lists of identified systematic reviews will be searched for relevant papers. Due to insufficient data, reports from grey literature including conference abstracts will be excluded. Qualitative studies, which do not report a quantifiable measure of patient satisfaction, will be excluded.
The search strategy will aim to locate both published studies and include all identified keywords and index terms. It will be adapted for each included information source (Appendix 1). To ensure all results are captured, search strings will focus on combining terms for ‘infection prevention and control’ and ‘patient satisfaction’. The term ‘acute hospital’ will not be used as a filter during the search process as some papers may not explicitly specify the facility type as a keyword or in the abstract. The search strings for each database have been developed in conjunction with an information specialist librarian.
An electronic search will be performed through MEDLINE, Scopus, Web of Science, EMBASE, Cochrane Library, Cumulative Index to Nursing and Allied Health Literature (CINAHL) and PsycINFO databases. To identify appropriate key words, in addition to Medical Subject Headings (MeSH) terms, popular and commonly used phrases will be used in the search string. Reference lists of relevant articles will also be searched.
Identified studies will be uploaded into Rayyan Systematic Review software, and any subsequent duplicates will be removed12. Two reviewers from the research team will conduct the title and abstract screening. Any potential discrepancies between reviewers will be decided by a third member of the research team who has expertise in the area of IPC. The Preferred Reporting Items for Systematic reviews and Meta-Analyses (PRISMA-P) will be used to display the findings of the screening process11. All studies identified for inclusion will then undergo data extraction and meta-analysis if sufficient homogeneity.
One author (MS) will read identified articles in depth and will extract all relevant data with guidance by the JBI-recommended approach. Data will be extracted in duplicate, by another member of the research team, for 20% of the identified papers. Any discrepancies will be resolved through discussion, with arbitration by a third reviewer when required. No predefined discrepancy threshold was established, as this procedure served primarily as a quality check to ensure consistency before proceeding with single data extraction. Extracted data will be inserted into an excel data collection tool created for this purpose and approved by the research team. The initial version of this tool is included in Table 2. The usual demographic information (authors, year published, journal, etc.,) is included as well as the type of tool being utilised to measure patient satisfaction and what elements of IPC were assessed. We will also identify which papers were instigated as a result measures implemented during the COVID-19 pandemic. The number of participants, the mean and the standard deviation for each intervention group will be collected. If not available alternative statistics such as the standard error, confidence interval, or test statistic will be extracted. Subgroups of interests include hospital types, study groups conducting the research and patient demography such as sex, age and specialty.
The study design of each study will be determined and a critical appraisal of the paper performed by MS using the appropriate JBI checklist according to their manual for evidence synthesis13. A second member of the study group will complete this process in duplicate for the 20% of included studies. All included studies, regardless of the results of their methodological quality, will undergo data extraction and synthesis (where possible). If possible, the results of critical appraisal will be incorporated into analysis on meta-analysis approach: type of IPC practice and association on patient satisfaction.
The PRISMA statement will be referred to 7. A descriptive summary of all included papers will be written.
Data extracted will be summarised where possible and at least five studies identified using similar patient satisfaction measures14. If fewer than five studies are identified, the appropriateness of conducting a meta-analysis will be considered and discussed by the study group. For each study, the number of satisfied patients were extracted according to authors specified definitions and thresholds, with no additional reclassification applied. If different measures of association are used (e.g. odds ratios, relative risks, standardised mean differences), these will only be pooled if there are sufficient numbers of studies. Methods similar to those provided in the Cochrane Handbook may be used to combine across different reported statistics15. A random effects meta-analysis will be conducted where possible to consider possible heterogeneity between studies. Where data has not been provided, we will attempt to contact the primary authors for the complete data set and analysis, if available by request11.
Heterogeneity between studies will be assessed using the I2 statistic for quantifying inconsistency with an l2 of 50% or greater representing substantial heterogeneity. A contour-enhanced funnel plot will be used to investigate any possible publication bias.
Subgroup analysis will be completed to investigate any heterogeneity in findings between studies published as a result of the COVID-19 pandemic compared with those not affected by the pandemic. Further subgroup analysis into possible heterogeneity due to the specific IPC practice will be conducted when there are five or more reports in each subgroup. This may not be possible if the number of identified reports is insufficient.
As data extraction and risk of bias assessment will not be conducted in full duplicate for all studies, there is a small potential for error or bias. This will be highlighted in the results and discussion of the systematic review.
IPC interventions are not limited to one intervention and as a result a patient may experience numerous IPC measures during their inpatient stay. However, their overall association on patient satisfaction is unknown. On completion of this systematic review, we hope to bridge this knowledge gap and quantify the association between IPC and patient satisfaction.
Ethics approval is not required for this systematic review. This protocol is reported in accordance with the Preferred Reporting Items for Systematic Reviews and Meta-Analyses Protocols (PRISMA-P) guidelines11.
Findings will be disseminated through conference presentation and publication in a peer-reviewed journal. Findings will be reported in accordance with the PRISMA statement.
Figshare: Supplementary files, https://doi.org/10.6084/m9.figshare.2639640716.
This project contains the following extended data: Appendix 1: Search strategy
Figshare: PRISMA-P Checklist for ‘Patient satisfaction with infection prevention control practices in the acute hospital setting: a systematic review and meta-analysis protocol’, https://doi.org/10.6084/m9.figshare.2639640417.
Data are available under the terms of the Creative Commons Attribution 4.0 International license (CC-BY 4.0).
The first draft of the manuscript was written by Mairead Skally. All authors contributed to the study conception and design and have read and approved the final manuscript.
We are grateful for the assistance of John Heritage, patient representative on the European Study Group on Clostridioides difficile and Killian Walsh, Information Specialist, RCSI Library.
Is the rationale for, and objectives of, the study clearly described?
Partly
Is the study design appropriate for the research question?
Yes
Are sufficient details of the methods provided to allow replication by others?
Yes
Are the datasets clearly presented in a useable and accessible format?
Partly
Competing Interests: No competing interests were disclosed.
Reviewer Expertise: IPC, AMR
Is the rationale for, and objectives of, the study clearly described?
Partly
Is the study design appropriate for the research question?
Yes
Are sufficient details of the methods provided to allow replication by others?
Yes
Are the datasets clearly presented in a useable and accessible format?
Partly
Competing Interests: No competing interests were disclosed.
Reviewer Expertise: AMR, IPC, Hygiene
Alongside their report, reviewers assign a status to the article:
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