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Ayer — Octubre 2nd 2025Tus fuentes RSS

The impact of wildfires on the diet of <i>Podarcis lusitanicus</i> revealed by DNA metabarcoding

by Catarina Simões, Diana S. Vasconcelos, Raquel Xavier, Xavier Santos, Catarina Rato, D. James Harris

Fire has long been recognized as an important ecological and evolutionary force in plant communities, but its influence on vertebrate community ecology, particularly regarding predator-prey interactions, remains understudied. This study reveals the impact of wildfires on the diet of Podarcis lusitanicus, a lizard species inhabiting a fire-prone region in the Iberian Peninsula. In order to explore diet variability associated with different local burn histories, we evaluated P. lusitanicus diet across three types of sites in Northern Portugal: those had not burned since 2016, those burned in 2016, and those more recently burned in 2022. Podarcis lusitanicus is a generalist arthropod predator with dietary flexibility. Given the turnover of arthropod species after fire, it is expected to find variations in diet caused by different fire histories, especially between unburned and recently burned sites. From DNA metabarcoding of faecal samples, our study revealed that while prey richness remained unaffected by wildfire regime, significant shifts occurred in diet composition between more recently burned and unburned areas. Specifically, we found that differences in diet composition between these two fire regimes were due to the presence of Tapinoma ants and jumping spiders (Salticus scenicus). These prey were present in the diets of lizards occupying unburned areas, while these were absent in areas burned in 2022. Interestingly, diets in unburned areas and areas burned in 2016 showed no significant differences, highlighting the lizards’ ecological flexibility and the habitat’s resilience over time. The ant species T. topitotum was found in dominance in both burned areas, suggesting that this species may be fire tolerant. In addition, families such as Cicadellidae and Noctuidae were found to be more associated with more recently burned areas. The use of DNA metabarcoding in this study was essential to provide a more detailed and accurate view of predator-prey interactions in ecosystems susceptible to fire, and therefore a better understanding of changes in prey consumption in this fire-adapted ecosystem.
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Bridging the Social Gap Through ‘Conscious Caring’: A Constructivist Grounded Theory of the Art of Caring for Older Adults With Dual Sensory Impairment

ABSTRACT

Aim

The aim of this study was to develop a conceptual understanding of the role of caring for older adults with combined vision and hearing impairment (DSI).

Background

Dual sensory impairment (DSI) impacts both listening and speechreading communication, function and social participation, meaning that older adults often require support and care to ‘age in place’ successfully. Family carers play a key role in supporting older adults with DSI to maintain social and physical health.

Design/Methods

This qualitative study uses Charmaz's constructivist grounded theory (GT) methodology. Data were collected between 2017 and 2019 and analysed using constructivist GT methods. Lengthy interviews with eight family carers of older adults living with DSI explored personal histories of DSI, relationships with families, social networks and health care professionals.

Results

This study demonstrates that caring in this context is predominantly social and ‘invisible’. To reduce the social effort of their family member with DSI and to maintain their own self-identity, family carers adopted a ‘conscious caring’ approach. This is conceptualised as an approach to caring that supports family carers to access resources embedded in their social networks by bridging the gap between the dyad and their broader, more diverse social networks.

Conclusion

This study identifies that a reduction in both close and broader social networks limits personal, social and psychosocial resources and impacts the capacity of the dyad to renegotiate their roles, create and maintain their individual and shared social networks and successfully transition to living with DSI.

Implications

There is a gap in the literature regarding the impact of sensory impairments on complex communication, health and social care needs of older adults and the role that family carers play. Registered nurses require complex communication skills to support older persons with DSI during health and social care interactions. A better understanding of DSI itself, as well as understanding the key role family carers play in integrating care for their family member, is crucial to delivering person-centred care.

Impact

This study addresses a growing social gerontological issue and identifies the role that family carers play in integrating health and social care for their family member with DSI. Better professional recognition of DSI and increased visibility of the challenges of living with DSI could help address barriers to effective communication between service providers, formal care support staff and those with DSI. Integrating family carers into care teams is critical to improving health and social care experiences for both caregiver and care receiver.

No Patient or Public Involvement

This study did not include patient or public involvement in its design, conduct, or reporting.

10 years on from the landmark stroke thrombectomy trials, where are we now? A qualitative study examining professional views on the implementation of endovascular treatment for ischaemic stroke in England

Por: Simmonds · R. L. · Day · J. · James · M. · White · P. · Price · C. I. · Shaw · L. · Ford · G. · Pope · C. J.
Objective

To explore multiprofessional views about system-wide factors influencing (impeding or facilitating) the delivery of stroke mechanical thrombectomy (MT) services and/or improvements to this pathway in England.

Design

A pragmatic exploratory qualitative study using online focus groups and semi-structured interviews with National Health Service (NHS) professionals and those working in a stroke strategic/policy lead role. We thematically analysed the data using the Framework Approach to understand participants’ views on the challenges to improving current and future MT implementation.

Setting

NHS trusts and other key stroke strategic/policy organisations covering 10 geographical regions in England and a national perspective.

Participants

A total of 29 professionals, working in an NHS clinical and managerial position and/or a stroke strategic national/regional clinical/policy lead role, participated in five focus groups and six individual semi-structured interviews between April and June 2024.

Results

We identified five themes relating to MT implementation progress and challenges (1) workforce, (2) clinical care pathways, (3) service/system, (4) cross-cutting theme: communications and (5) cross-cutting theme: culture. Our analysis emphasised the increasing complexity and inter-related factors shaping the emergency stroke pathway for MT provision and a need to acknowledge key people-related, organisational and sociocultural factors during service planning.

Conclusions

Despite the challenges and complexity, professionals were optimistic that further progress would be made with MT delivery in England. However, ongoing improvement strategies are required, which also acknowledge wider cultural factors and system-wide relationships and are not just focused on care pathways and resources.

Assessing health system preparedness from trends and time delays in the management of myocardial infarctions during the COVID-19 pandemic in India: a multicentre retrospective cohort study

Por: Menon · J. C. · MS · A. · S · H. · Janakiram · C. · James · A. · Sreedevi · A. · Menon · G. R. · John · D. · Cherian · J. J. · V · V. · Abhaichand · R. K. · Punnoose · E. P. · BS · A. · Abraham · M. · Thomas · P. · Pedada · C. · Govindan · U. · Mohan · B. · Pisharody · S. · Devasia · T. · Seba
Objectives

This study aimed to analyse the number of myocardial infarction (MI) admissions during the COVID-19 lockdown periods of 2020 and 2021 (March 15th to June 15th) and compare them with corresponding pre-pandemic period in 2019. The study also evaluated changes in critical treatment intervals: onset to door (O2D), door to balloon (D2B) and door to needle (D2N) and assessed 30-day clinical outcomes. This study examined MI care trends in India during the COVID-19 lockdown period, irrespective of patients’ COVID-19 infection status.

Design

Multicentre retrospective cohort study

Setting

Twenty-three public and private hospitals across multiple Indian states, all with 24/7 interventional cardiology facilities.

Participants

All adults (>18 years) admitted with acute myocardial infarction between March 15 and June 15 in 2019 (pre-pandemic), 2020 (first lockdown) and 2021 (second lockdown). A total of 3614 cases were analysed after excluding duplicates and incomplete data.

Primary outcomes

Number of MI admissions, median O2D, D2B and D2N times.

Secondary outcomes

30-day outcomes including death, reinfarction and revascularisation.

Results

MI admissions dropped from 4470 in year 2019 to 2131 (2020) and 1483 (2021). The median O2D increased from 200 min (IQR 115–428) pre-COVID-19 to 390 min (IQR 165–796) in 2020 and 304 min (IQR 135–780) in 2021. The median D2B time reduced from 225 min (IQR 120–420) in 2019 to 100 min (IQR 53–510) in 2020 and 130 min (IQR 60–704) in 2021. Similarly, D2N time decreased from 240 min (IQR 120–840) to 35 min (IQR 25–69) and 45 min (IQR 24–75), respectively. The 30-day outcome of death, reinfarction and revascularisation was 4.25% in 2020 and 5.1% in 2021, comparable to 5.8% reported in the Acute Coronary Syndrome Quality Improvement in Kerala study.

Conclusion

Despite the expansion of catheterisation facilities across India, the country continues to fall short of achieving international benchmarks for optimal MI care.

Prevalence and factors influencing drug-resistant tuberculosis in four regions of Ghana

by Esther Ba-Iredire, James Atampiiga Avoka, Luke Abanga, Abigail Awaitey Darkie, Emmanuel Junior Attombo, Eric Agboli

Introduction

The alarming rate of drug-resistant tuberculosis (DR-TB) globally is a threat to treatment success among positive tuberculosis (TB) cases. Studies aimed at determining the prevalence, trend of DR-TB and socio-demographic and clinical risk factors contributing to DR-TB in the four regions of Ghana are currently unknown. This study sought to determine the prevalence and trend of DR-TB, identify socio-demographic and clinical risk factors that influence DR-TB, and analyse the relationship between underweight and adverse drug reactions and treatment outcomes among DR-TB patients in four regions of Ghana.

Method

It was a retrospective review conducted over 5 years, from January 2018 to the end of December 2022. The data were retrieved from the DR-TB registers and folders at the Directly Observed Treatment (DOT) centres in the four regions. Analysis of the data was conducted using STATA version 17.

Results

The prevalence of DR-TB in Ashanti was 10.1%, Eastern 5.3%, 27.8% in Central, and 2.7% in the Upper West region for the year 2022. The overall prevalence rate of DR-TB for the period 2018–2022 was 13.8%. The socio-demographic and clinical risk factors that influence DR-TB in the four regions are: age, marital status (aOR 3.58, P-value Conclusion

The study shows that the prevalence of DR-TB in Ghana is low, probably not because the cases have reduced but due to inadequate GeneXpert machines to detect the cases. Age, marital status, education, alcohol intake, previously treated TB cases, adverse drug reactions, underweight, and treatment outcome are factors influencing the development of DR-TB. Therefore, interventions aimed at improving the nutritional status of DR-TB cases and minimising adverse drug reactions will improve treatment outcomes.

SMS text message-delivered pain self-management intervention for patients undergoing total knee replacement surgery: protocol for a randomised controlled type 1 hybrid effectiveness-implementation trial

Por: Ashton-James · C. · Gholamrezaei · A. · Walkley · E. · McNeilage · A. G. · Liew · D. · Heldreich · C. · Buchbinder · R. · Glare · P. · Hardidge · A.
Introduction

The efficacy and safety of SMS text message-delivered interventions for providing pain self-management education and improving clinical pain outcomes have been demonstrated in several randomised controlled trials. However, little is known about the feasibility and effectiveness of these interventions within Australian hospital settings. The current protocol describes a trial designed to evaluate the effectiveness and implementation of an SMS text message-delivered intervention designed to support patients’ engagement with pain self-management strategies and improve clinical pain outcomes after total knee replacement surgery.

Methods and analysis

A hybrid, type 1 effectiveness-implementation trial will be conducted at a private hospital in Australia. Participants (n=130) will be randomised to either the intervention group (receiving a pain self-management educational video prior to surgery, plus daily SMS text message reminders for 3 weeks after surgery) or an active control group (receiving the pre-surgery video alone, without text message reminders) in addition to usual care. Effectiveness outcomes will be pain intensity (primary), opioid dose, knee function and pain-related distress and will be recorded at baseline, 3 days, 3 weeks, 6 weeks, 3 months and 6 months after surgery using self-reported surveys. Pain self-efficacy and health-related quality of life will be measured at 6 weeks, 3 months and 6 months post-surgery. Implementation outcomes (Reach, Experience, Adoption, Implementation, Maintenance) will be evaluated using mixed (qualitative and quantitative) methods. This trial represents a first step towards the translation of digitally delivered postoperative support for engaging with pain self-management in the Australian healthcare system.

Ethics and dissemination

The study protocol was reviewed and approved by the Austin Health Human Ethics Research Committee (Australia, HREC/110142/Austin-2024). Study results will be published in a peer-reviewed journal and presented at scientific and professional meetings.

Trial registration number

ACTRN12624001060538

Evaluation of a telehealth service to support breast cancer prevention medication uptake: a protocol of a mixed methods study

Por: West · K. L. · Spelman · T. · Cui · W. · Latham · S. · Deij · S. · Minck · S. · Mason · S. · Saunders · C. · Poliness · C. · James · P. A. · Wheeler · G. · Keogh · L. A. · Best · S. · Phillips · K. A.
Introduction

Breast cancer risk can be substantially reduced with risk-reducing medications (RRMeds). Despite their efficacy, and guidelines which support their use for women at substantially increased risk of breast cancer, they are underused. Barriers to their use in Australia include a lack of awareness of RRMeds by women and clinicians, and a primary care workforce that reports a lack of knowledge and confidence in discussing and/or prescribing these medications. In contrast, Australian clinicians have reported specialist support and guidance as a key facilitator. The Preventing Cancer with Medications (PCMed) Telehealth Service was therefore developed to provide this specialist support and to bridge the evidence–implementation gap. The PCMed Service endeavours to increase the appropriate use of RRMeds and support women and their doctors throughout treatment. The aim of this research is to evaluate the effectiveness, adoption, acceptability, feasibility, fidelity and cost of this new Service, and to determine any adaptations that might be required.

Methods and analysis

The research uses a mixed methods approach. Effectiveness of the PCMed Service will be evaluated by determining whether the PCMed Service is associated with increased uptake of RRMeds compared with historical data. Secondary outcomes include: adoption of the Service, specifically, the proportion of women who attend a PCMed Service consultation; acceptability of the Service for clients and referring clinicians (using a brief survey and semistructured interviews); feasibility and fidelity by evaluating the adherence to the planned Service processes; and the cost, by reporting the difference between funding received per woman and the cost for service delivery.

Ethics and dissemination

This study was approved by the institutional Human Research Ethics Committee (EC00235): HREC/101142/PMCC. The findings will inform future iterations of the Service prior to scaling up. Research findings will be disseminated at scientific meetings and in peer-reviewed journals.

Trial registration number

ISRCTN15718519.

Understanding preferences of patients with multivessel coronary artery disease towards revascularisation and optimal medical therapy: a protocol for a discrete choice experiment

Por: Wilson · T. · Dalton · M. · Bhagat · N. · Har · B. · Abatan · D. · Hazlewood · G. · Santana · M.-J. · Semeniuk · G. · Kayode · A. · Parmar · S. · Pearson · W. · Alhmoudi · A. M. M. M. · Sharma · N. · Wilton · S. · Graham · M. · James · M. · Sajobi · T.
Introduction

The selection of the optimal treatment strategy remains one of the most challenging decisions in the management of coronary artery disease (CAD). Surgical and percutaneous coronary revascularisation are two widely used treatments for managing CAD and can result in improved outcomes compared with medications alone. Current practice guidelines recommend revascularisation for multivessel CAD for most patients. However, there remains uncertainty about whether revascularisation or medical therapy is optimal for managing multivessel disease for many patients, especially, in the elderly and those living with multimorbidity. Also, there is limited understanding of patient preferences towards candidate treatment options for multivessel disease. This study aims to quantify and characterise heterogeneity in patient preferences towards treatment options for multivessel CAD.

Methods and analysis

We have designed and will administer a discrete choice experiment to elicit and quantify preferences of people with multivessel CAD towards revascularisation and optimal medical therapy for managing multivessel CAD. Multinomial logit mixed effects and hierarchical Bayes models will be used to model the association between the participants’ choices and the attributes and their different levels. The relative importance of the attributes will be assessed using the size of coefficients and marginal rate of substitution (MRS), a measure of the willingness to accept a trade-off among different options. Heterogeneity in patient preferences will be evaluated using latent class analysis.

Ethics and dissemination

Ethical approval for this study was granted by the University of Calgary Conjoint Health Research Ethics Board. Findings from this study will inform the development of clinical decision support tool that integrates patient preferences with clinical risk information to support patient-care provider discussion about optimal treatment for multivessel CAD management.

Access to dental services for children: a scoping review on the impact of COVID-19 and implications for future models of care

Por: Hall Dykgraaf · S. · Sunjaya · A. P. · James · D. · Kidd · M.
Background

The COVID-19 pandemic had detrimental effects on routine health and social care as countries instituted widespread public health measures to control transmission of SARS-CoV-2. This affected care delivery for many chronic and non-communicable diseases, including oral health and dental diseases with implications in the postpandemic period.

Objectives

This scoping review, conducted in accordance with the Preferred Reporting Items for Systematic reviews and Meta-Analyses for Scoping Review guidelines, aims to synthesise evidence regarding the impact of COVID-19 on access to dental services among children and their implications for future models of care, especially for children from low-income families, to inform policy decision making around subsidised dental services in Australia.

Data sources

PubMed, Web of Science, Embase, Cochrane Library of Systematic Reviews and Cochrane Central Register of Controlled Trials.

Eligibility criteria

Primary studies of any design published between 1 January 2020 and 31 July 2024. Included studies described provision of paediatric dental services, considered components of access or utilisation and were published in English. Excluded studies were those that only evaluated maxillofacial services.

Data extraction and synthesis

Data were extracted using a standardised template in MS Excel then analysed to thematically classify findings based on key areas of impact. Quality assessment of studies was not conducted.

Results

54 articles from 17 countries were included. Studies identified reductions in service availability and utilisation, including patient and parent-driven demand. Changes to the configuration of services included greater rates of emergency treatment, reductions in use of aerosol-generating procedures and more use of teledentistry, as well as self-management and prevention approaches. Substantial delays to routine dental care, leading to more dental problems and ongoing need, especially untreated dental caries, were observed with a disproportionate impact on socioeconomically disadvantaged and vulnerable children and families.

Conclusion

The COVID-19 pandemic has had pronounced negative effects on the provision of primary and secondary dental care for children around the world. Access to care was affected by disruptions to service availability and by changes in demand for services related to parental anxiety around the risk of COVID-19 transmission. Delays in receipt of routine dental care and changes to oral health behaviours are likely to lead to an increased need for oral health services, with service adaptations needed to ensure this increased demand can be met.

Key performance indicators for acute intermittent kidney replacement therapy in critically ill patients: a protocol for a systematic review

Por: Opgenorth · D. · Bialy · L. · Robertson · K. · Bowker · S. L. · Sinnadurai · S. · Morrissey · J. · Pannu · N. · Klarenbach · S. · James · M. · Tolwani · A. · Heung · M. · Neyra · J. A. · Mottes · T. · Hammal · F. · Wang · X. · Kung · J. Y. · Bagshaw · S. M. · Rewa · O. G.
Introduction

There have been previous initiatives to identify key performance indicators (KPIs) for continuous kidney replacement therapy. However, no formal reviews of the evidence for KPIs of intermittent kidney replacement therapy (IKRT) have been conducted. This systematic review will appraise the evidence for KPIs of IKRT in critically ill patients and is part of the DIALYZING WISELY (NCT05186636) programme which aims to improve the performance of acute renal replacement therapy in intensive care units by aligning local practices with evidence-based best practices.

Methods and analysis

Ovid MEDLINE, Ovid Embase, CINAHL and Cochrane Library will be searched for studies involving KPIs for IKRT. Grey literature will also be searched and include technical reports, practice guidelines and conference proceedings as well as websites of relevant organisations. We will search the Agency of Healthcare Research and National Quality Measures Clearinghouse for IKRT-related KPIs. Studies will be included if they contain KPIs, occur in critically ill patients and are associated with IKRT. We will evaluate the risk of bias using the modified Cochrane tool and certainty of evidence using the Grading of Recommendations, Assessment, Development and Evaluations methodology. The analysis will be primarily descriptive. Each KPI will be evaluated for importance, scientific acceptability, usability and feasibility using the four criteria proposed by the United States Strategic Framework Board for a National Quality Measurement and Reporting System. Finally, KPIs will be appraised for potential operational characteristics, potential to be integrated into electronic medical records, adoptability by stakeholders and affordability, if applicable.

Ethics and dissemination

Ethics approval is not required as primary data will not be collected. Findings of this review will be disseminated through peer-related publication.

PROSPERO registration number

CRD42022074444.

Genomic testing for bleeding disorders (GT4BD): protocol for a randomised controlled trial evaluating the introduction of whole genome sequencing early in the diagnostic pathway for patients with inherited bleeding disorders as compared with standard of c

Por: Chaigneau · M. · Bowman · M. · Grabell · J. · Conboy · M. · Johnson · A. · Thorpe · K. · Guerin · A. · Dinchong · R. · Paterson · A. · Good · D. · Mahar · A. · Callum · J. · Wheaton · L. · Leung · J. · Khalife · R. · Sholzberg · M. · Lillicrap · D. · James · P. D.
Introduction

The current diagnostic pathway for patients with a suspected inherited bleeding disorder is long, costly, resource intensive, emotionally draining for patients and often futile, as half of patients will remain without a diagnosis and be labelled ‘bleeding disorder of unknown cause’. Advances in understanding the genetic basis of the inherited bleeding disorders, coupled with both increasing infrastructure for genetic/genomic testing and decreasing costs, have increased the feasibility of introducing genomic testing into the clinical diagnostic pathway as a potential solution to improve the care of these patients. Yet, there remain evidence gaps on the optimal integration of genomic analysis into the diagnostic pathway.

Methods and analysis

Using a multicentre randomised-controlled trial design, we will evaluate an early genomic testing strategy for the diagnosis of newly referred patients with a suspected inherited bleeding disorder. Eligible participants will be randomised to early genomic testing diagnostic pathway (intervention) or standard diagnostic pathway (control) and will be followed for a 12-month period. Patients in the control group who remain undiagnosed at study end will be offered identical early genomic testing to ensure equitable access to the intervention. The study will follow a parallel fixed design with waitlist control group and a 1:1 allocation ratio. The study will be conducted at three tertiary care centres in Ontario, Canada, with a target sample size of 212 participants. Clinical utility will be evaluated via the primary outcome of diagnostic yield, as well as the secondary outcome of time to diagnosis. Additional secondary outcomes will allow for assessment of patient impact via health-related quality of life and patient burden measures, as well as evaluation of economic impact through a cost-effectiveness analysis and budget impact analysis.

Ethics and dissemination

This investigator-initiated study was approved by the Queen’s University Health Sciences and Affiliated Teaching Hospitals Research Ethics Board through Clinical Trials Ontario (CTO-4909). Participant informed consent/assent is required. Findings will be disseminated through academic publications.

Trial registration number

ClinicalTrials.gov, NCT06736158.

Supporting Nurse Leaders to Recognize and Intervene in Team Members' Suicidality

ABSTRACT

Introduction

Nurses and healthcare support staff have a higher suicide risk than the public. This elevated risk calls for increased efforts to support mental health. Additionally, nursing leaders' education on employee-specific suicide prevention is lacking.

Design

An evidence-based project was implemented using the PICO question: Among nurse leaders at an academic healthcare system in California, does the provision of an educational program using role-playing practice and the creation of a suicide prevention toolkit versus no standard education or training improve self-efficacy and knowledge on how to take action with a team member who is suspected of being suicidal or voicing suicidal ideation?

Methods

Education sessions were planned based on the literature, with surveys collected preintervention, immediately posteducation, and 1-month postintervention to assess suicide prevention self-efficacy and knowledge. Knowledge was measured using a researcher-constructed questionnaire validated by six suicide prevention experts. The General Self-Efficacy Scale (range: 10–40) was used.

Results

Sixty participants attended one of 11 scheduled remote-learning sessions. Mean self-efficacy significantly improved (pre: 31.3 [n = 46, min: 18, max: 40]; immediate post: 33.49 [n = 37, min: 24, max: 40]; 1-month post: 33.77 [n = 31, min: 28, max: 40]) (X 2 = 8.0184, df = 2, p = 0.01815). The proportion of incorrect knowledge questions was significantly lower postintervention (mean pre: 24.5%, immediate post: 11.5%, 1-month post: 10.7%, X 2 = 23.195, df = 2, p = 0.000001). All participants (100%, n = 55) recommended the program. Leaders reported feeling better prepared to support suicidal employees.

Conclusion

Project results demonstrate the need to provide suicide prevention training for leaders. The authors recommend requiring training/return demonstration competency as a component of new leaders' onboarding. This program can easily be modified for nurses from prelicensure through senior leadership.

Clinical Relevance

Suicide rates in healthcare members are higher than those of the general population. Suicide prevention programs can help nursing leaders feel better prepared to support and connect at-risk healthcare workers with resources.

Identifying Barriers and Enablers for Nurse‐Initiated Care for Designing Implementation at Scale in Australian Emergency Departments: A Mixed Methods Study

ABSTRACT

Aim

The aim of this study was to (i) identify barriers and enablers and (ii) inform mitigating or strengthening strategies for implementing nurse-initiated care protocols at scale in emergency departments (EDs).

Design

Embedded mixed methods.

Methods

The study included four clusters with a total 29 EDs in NSW, Australia. Concurrent quantitative and qualitative data were collected via electronic nursing and medical staff surveys and analysed. Barriers and enablers to implementation were identified and mapped to the domains of the Theoretical Domains Framework (TDF). Selection of intervention functions and behaviour change techniques (BCTs) enabled development of implementation strategies.

Results

In total, 847 responses from nursing and medical staff (43%) reported four enablers for use and implementation: (i) knowing or being able to learn to use simple nurse-initiated care; (ii) protocols help staff remember care; (iii) carefully considered education programme with protected time to attend training; and (iv) benefits of nurse-initiated care. Nine barriers were identified: (i) lack of knowledge; (ii) lack of skills to initiate complex care (paediatric patients, high-risk medications and imaging); (iii) risk for inappropriate care from influence of cognitive bias on decision-making; (iv) punitive re-enforcement; (v) protocols that are too limited, complex or lack clarity; (vi) perceived lack of support from medical or management; (vii) perception that tasks are outside nursing role; (viii) concern nurse-initiated care may increase the already high workload of medical and nursing staff; and (ix) context. The barriers and enablers were mapped to nine TDF domains, five intervention functions and 18 BCTs informing implementation using strategies, including an education programme, pre-existing videos, audit and feedback, clinical champions and an implementation plan.

Conclusion

A rigorous, systematic process generated a multifaceted implementation strategy for optimising nurse-initiated care in rural, regional and metropolitan EDs.

Implications

Staff wanted safe interventions that did not lead to increased workload. Staff also wanted support from management and medical teams. Common barriers included a lack of knowledge and skill in advanced practice. Clinicians and policymakers can consider these barriers and enablers globally when implementing in the ED and other high-acuity areas. Successful strategies targeting barriers to advanced practice by emergency nurses can be addressed at the local, state and national levels.

Impact

Implementation of new clinical practices in the ED is complex and presents challenges. Key barriers and enablers, including those related to initiating care and workloads in the ED were identified in this study. This research broadly impacts ED staff and policymakers globally.

Reporting Method

Mixed Methods Reporting in Rehabilitation & Health Sciences (MMR-RHS).

Patient or Public Contribution

Site senior nurse researchers for each cluster worked closely with site stakeholders, including local consumer groups. Consumer councils were engaged at all the sites. Site visits by the research nurses have been an important strategy for discussing the study with key stakeholders.

Trial Registration

Australian and New Zealand Clinical Trial: ACTRN12622001480774p

The Effects of Exergaming on the Depressive Symptoms of People With Dementia: A Systematic Review and Meta‐Analysis

ABSTRACT

Background

Depressive symptoms are common among people with dementia (PWD). Exergaming consisting of combined cognitive and physical training in gaming is increasingly used to alleviate their depressive symptoms in research. With its potential synergistic neurobiological and psychosocial effects on reducing depressive symptoms among PWD, this review aimed to understand its effectiveness and contents.

Methods

This is a systematic review of the effectiveness of exergames on depressive symptoms among older adults with dementia. A search was conducted on 7 May 2024 of the online databases CINAHL, Embase, PsycINFO, PubMed and the China Academic Journal Network Publishing Database (CNKI). The methodological quality of randomised controlled trials (RCT) and quasi-experimental studies was assessed with RoB2 and ROBINS-I, respectively. A meta-analysis of the included RCTs was conducted.

Results

Six studies consisting of four RCTs and two quasi-experimental studies involving 235 participants with various stages of dementia were included. The meta-analysis showed a significant overall improvement in depression with a large effect size (SMD = 1.46, 95% CI = −2.50, −0.43; p = 0.006). Despite high heterogeneity (I 2 = 91%), all studies demonstrated a trend of improvement in depression after the intervention. The exergames adopted in the included trials had the following elements: simultaneous motor-cognitive training, a scoring mechanism and a social play. The dose of exergames ranged from 15 to 60 min per session for at least 8 weeks, with a minimum of two sessions weekly. However, the included studies had a moderate-to-serious risk of bias. The certainty of the evidence was very low.

Conclusion

Exergames could be effective at improving the depressive symptoms of older adults with dementia. Yet, a moderate-to-severe risk of bias shows a rigorous study should be conducted in the future.

Implications for Patient Care

This study provides evidence for healthcare professionals and informal caregivers to use exergames to address depressive symptoms in PWD.

Review Registration

The review was registered on PROSPERO with the reference CRD42022372762.

Nurse Practitioner–Led Community Urgent Care Services: Actions to Support Growth

ABSTRACT

Aim

To explore the role of nurse practitioners (NPs) in delivering models of acute and urgent care in local communities informing the development of NPs as a solution to providing sustainable and effective healthcare in these settings.

Design

Descriptive qualitative multicase study.

Methods

The study population comprised NPs, clinic managers and general practitioners from NP-led acute and urgent care clinics across urban and rural Aotearoa New Zealand. Data were gathered from 20 semistructured interviews across seven sites. Data were thematically analysed to identify themes. Clinic-level operational data relating to the governance, team structures, and service delivery models were also collated and content from these data was integrated into the analysis and findings.

Results

Five key themes were identified: meeting the needs of the community; development of NP-led acute care services; NPs as part of the healthcare team; training and support systems and supporting junior NPs and NP candidates.

Conclusion

Nurse practitioners have a valuable role to play in delivering acute and urgent care services to local communities. Increasing awareness of the NP role, the prioritisation of community needs and strengthening training and support structures at both a workforce and clinic level were key findings from this research.

Implications for the Profession and/or Patient Care

Findings from this research guided the development of a set of recommendations which consider community, clinic and wider national perspectives and aim to support the future growth of NP-led community acute/urgent care.

Reporting Method

This research has adhered to the Standards for Reporting Qualitative Research (SRQR) guidelines.

Patient or Public Contribution

The authors have nothing to report.

Multivariable Analysis of Factors Associated With Intravenous Access First Attempt and Overall Success in Hospitalised Medical‐Surgical Adults

ABSTRACT

Aims

To determine patient and nursing factors associated with peripheral intravenous access success among hospitalised adults on medical-surgical units.

Design

A prospective, cross-sectional, correlational design was guided by STROBE.

Methods

Within a quaternary care hospital with multiple medical-surgical units, nurses who attempted intravenous access completed case report forms and medical records were reviewed to record 38 factors associated with intravenous access success. After identifying factors associated with first attempt and overall intravenous access success in univariate analyses, prediction models were fit and calibration (based on plots) and discrimination (using the C-statistic) were evaluated using bootstrap sampling.

Results

Of 394 adults, 244 (61.9%) had first attempt and 323 (82.0%) had overall intravenous access success. Ultrasound was used in 227 (57.6%) intravenous access attempts and use was associated with less vein visibility and palpability and higher nurse perception of difficult intravenous access. In multivariable modelling, four factors were associated with first attempt intravenous access success: using a wrist vein, higher nurse expertise in intravenous access, nurse use of an ultrasound in patients with high-risk vein characteristics, and higher nurse confidence in first attempt success; model goodness of fit was good. Seven factors were associated with overall intravenous access success: shorter patient hospital length of stay, no history of diabetes, higher patient anxiety level, nurse use of an ultrasound in patients with high-risk vein characteristics, higher nurse expertise in intravenous access, higher nurse confidence in first attempt success, and nurse prediction of difficult intravenous access was low; model goodness of fit was strong.

Conclusion

Patients' vein characteristics and nurses' confidence in first attempt intravenous access success were predominant characteristics of intravenous access success.

Implications

Factors of importance in achieving intravenous access can be easily assessed prior to first attempt and may enhance first attempt and overall success.

Reporting Method

Authors adhered to relevant EQUATOR guidelines and used the following reporting method: STROBE (The Strengthening the Reporting of Observational Studies).

Physiological consequences of Aldolase C deficiency during lactation

by James A. Votava, Jing Fan, Brian W. Parks

The lactating mammary gland strongly induces de novo lipogenesis (DNL) to support the synthesis of fatty acids, triglycerides, and cholesterol found within milk. In monogastric species, glucose is a major substrate utilized for DNL within the lactating mammary gland and must be efficiently taken up and processed to supply cytosolic acetyl-CoA for DNL. Along with the enzymes of the DNL pathway, the glycolytic enzyme, Aldolase C (Aldoc), is transcriptionally upregulated and is highly expressed during lactation in the mammary gland, suggesting a role for Aldoc in lactation. Aldoc is also a transcriptional target of the sterol regulatory element binding proteins 1 and 2 (Srebp1 and Srebp2), which transcriptionally regulate enzymes within the DNL pathway and has recently been shown to regulate plasma cholesterol and triglycerides. Here, we investigate the role of Aldoc in lactation, by utilizing a whole-body Aldoc knockout mouse. Our results demonstrate that Aldoc has a significant impact on lactation, whereby pups nursing from Aldoc-/- dams have reduced body weight. Biochemical analysis of milk identified that milk from Aldoc-/- dams have significantly higher galactose, lower lactose, and cholesterol content. Mass spectrometry analysis of milk lipids from Aldoc-/- dams revealed significantly lower quantities of medium and long chain fatty acid containing triglycerides, which has direct implications on lactation as these are the predominant triglycerides synthesized from glucose in human mammary gland. Overall, our results provide functional evidence for the contribution of Aldoc in mammary gland lactose and lipid synthesis during lactation.

Association between nurses’ personal, professional and work characteristics, and engagement in hospital‐based clinical research

Abstract

Purpose

The purpose of this study was to assess the associations between demographic, professional and other personal nurse characteristics, social support factors and comfort in conducting research with nurses' level of active participation in clinical research.

Design

A prospective, cross-sectional, correlational design was used.

Methods

Clinical nurses working in a multihospital healthcare system were recruited by email to complete an anonymous survey that used multiple valid and reliable scales to assess demographic and professional work characteristics, curiosity, grit, locus of control, perceived social support (for research activities), comfort in conducting research, and level of being research-active. Univariate and multivariable analyses were completed.

Results

Of 310 participants, 274 (88.4%) were female and mean (SD) age was 42.9 (13.1) years. After condensing 11 levels of research activity to four categories, 179 (57.7%) were not research-active, and 91 (29.4%), 26 (8.3%) and 14 (4.5%) were engaged at low, moderate, and high levels, respectively. Of 78 factors, 69 (88.5%) were associated with being research-active in univariate analyses. In multivariable analysis that adjusted for age, personal experience as a patient, years as a nurse and hours in direct patient care, professionalism characteristics, higher curiosity, internal locus of control, grit perseverance, support of a nurse scientist and nurse friends, and comfort in conducting research remained associated with higher levels of being research-active (all p < 0.01).

Conclusion

Research-active nurses were more likely to be engaged professionally in hospital-based activities beyond their work roles and displayed higher levels of positive psychological characteristics and mentorship that supported research capacity.

Clinical Relevance

Research-active nurses were more likely to have internal factors and external resources that promoted higher levels of being research-active. A strong professional governance model may enhance clinical nurses research activities.

The establishment and value of peer group clinical supervision: A qualitative study of stakeholders' perspectives

Abstract

Aims

Explore perspectives of steering group members and external clinical supervision facilitators of developing and establishing peer group clinical supervision.

Background

The climate of healthcare is complex which can lead to staff burnout and challenges to practice. Clinical supervision is suggested as an approach to managing and leadership of such complexities.

Design

Qualitative descriptive.

Methods

Focus group interviews with 19 members of the peer group clinical supervision steering groups and individual interviews with five external clinical supervision facilitators from the Western region of Ireland were conducted. Data analysis followed Elo and Kyngäs' content analysis method, involving preparation, organising and reporting, to extract meaning and identify patterns from the qualitative data collected.

Results

Developing peer group clinical supervision practice requires, clarity of purpose and function that address the pros and cons of clinical supervision. Organisational leadership is required to support and release staff for peer group clinical supervision and peer group clinical supervisors need to be credible and have a level of expertise in practice. When prepared and supported, the aspects of confidence, leadership, personal development and resilience develop.

Conclusion

Peer group clinical supervisors need training and ongoing continual professional development for their role, scope of practice and responsibilities. Sustainability rests on staff awareness and familiarity with the purpose and format of peer group clinical supervision and the regularity of sessions.

Implications for the profession and/or patient care

Peer group clinical supervision is a means of supporting improvement of patient care delivery while in parallel supporting personal and professional development of staff, building resilience in the workplace.

Impact

This study explored the implementation of peer group clinical supervision for staff across nursing and midwifery disciplines. It found that implementing peer group clinical supervision had a positive impact on staff well-being and morality and on patient care delivery. These findings influence healthcare service providers in implementing peer group clinical supervision in a sustainable way enabling nurses to continue working in complex healthcare environments delivering safe person-centred care.

Reporting method

The qualitative reporting guidelines Standards for Reporting Qualitative Research (SRQR) were followed.

Patient or public contribution

Patient/public involvement was addressed in this study by staff, managers, planners, directors, leaders and educationalists being involved at all stages of the study (concept, design, analysis and reporting).

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