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Cost analysis of post-stroke dysphagia during acute hospitalisation: a cross-sectional study in Vietnam

Por: Thong · T. H. · Hien · N. T. T. · Tung · L. T. · Thang · P. · Trung · T. H. · Tien · V. D. · Hanh · H. T. · Lam · T. H.
Objectives

To estimate the healthcare costs associated with post-stroke dysphagia during acute hospitalisation and to identify factors influencing these costs in a tertiary hospital setting in Vietnam.

Design

A cross-sectional study using clinical and billing data from hospital records.

Setting

The study was conducted at the Neurology Center of Bach Mai Hospital, a tertiary care facility in Hanoi, Vietnam, between June 2020 and January 2022.

Participants

A total of 951 patients aged ≥18 years with acute ischaemic stroke confirmed by CT or MRI were included. Dysphagia was assessed using the Gugging Swallowing Screen.

Outcome measures

Direct healthcare costs during hospitalisation were collected from the hospital billing system and categorised as medications, diagnostic imaging, medical supplies, accommodation, food, procedures and laboratory tests. All costs were converted to USD. Associations between patient characteristics and total healthcare costs were analysed using generalised linear models (Gamma distribution with log link), applying robust standard errors.

Results

The median treatment cost was 10.08 million VND (436.24 USD) in the dysphagia group vs 6.37 million VND (275.78 USD) in the non-dysphagia group. Costs increased with dysphagia severity, reaching 22.64 million VND (979.49 USD) among patients with severe dysphagia. In multivariate analysis, dysphagia was associated with a 21% increase in costs (exp(β) = 1.21; 95% CI 1.10 to 1.33; p14, pneumonia, prolonged hospitalisation and higher educational level.

Conclusions

Post-stroke dysphagia substantially increases acute hospitalisation costs in Vietnam. Early screening, standardised management and preventive care for complications may improve outcomes and reduce costs.

Trial registration number

The study was registered on the Research Registry website (https://www.researchregistry.com/) under the unique identification number: researchregistry8203.

Impact of telemedicine on reducing travel-related CO2 emissions in chronic disease care: a cross-sectional study in Northeast Brazil

Por: Gadenz · S. D. · Sperling · S. · Moraes · L. B. · Bezerra · V. R. · Motter · F. R.
Objective

This study aimed to estimate reductions in travel-related carbon dioxide (CO2) emissions, travel time and distance resulting from a telemedicine service for patients with chronic conditions, and to assess its potential to contribute to more equitable access to specialised care in Northeast Brazil.

Design

Cross-sectional study.

Setting

Primary healthcare units in the Northeast region of Brazil.

Participants

Patients between birth and 104 years of age with chronic conditions who received video-based teleconsultations between June 2022 and November 2023.

Primary and secondary outcome measures

The primary outcome was the reduction in travel-related carbon emissions due to avoided in-person referrals. Secondary outcomes included travel time and travel distance savings. Round-trip distances between primary healthcare units and referral centres were estimated using geolocation data. CO2 emissions were calculated using the Greenhouse Gas (GHG) Protocol adapted to Brazil (Brazilian GHG Protocol Programme), focusing on Scope 3 emissions from patient travel.

Results

A total of 4642 teleconsultations were conducted with 4106 patients. Of these, 4021 (86.6%) avoided in-person referrals, resulting in estimated savings of 226 900 miles in travel distance and 488 584 min in travel time. The estimated CO2 emissions avoided totalled 21 593 kg (21 930 kg CO2 equivalent), with a mean of 5.37 kg (SD±5.5) per teleconsultation (5.4 kg CO2 equivalent ; SD±5.5). Greater travel distance savings were observed among patients living in municipalities with lower Municipal Human Development Index (mean 92.3±104.2 miles vs 17.3±8.4 miles; p

Conclusions

Telemedicine use in Northeast Brazil significantly reduced patient travel, leading to substantial savings in CO2 emissions. These savings were more pronounced for patients in smaller, less developed municipalities. By reducing the need for travel, telemedicine can improve access to healthcare for remote or underserved populations, while also supporting environmental sustainability.

Effects of compression therapy on the upper limb of patients with stroke: a systematic review protocol

Por: Lee · J. M. · Chai · S. C. · Shi · D. · Gan · K. B. · Chu · S. Y. · Li · K. · Lim · A. L.
Introduction

Stroke is a leading cause of disability and mortality worldwide, with upper limb dysfunction being among its most common effects. Compression therapy has recently gained growing interest as an adjunct to other rehabilitation interventions for managing upper limb dysfunction among stroke survivors. However, the evidence for its effectiveness remains inconsistent and equivocal. Therefore, this systematic review aims to assess the effectiveness of compression therapy in managing upper limb dysfunction in patients with stroke.

Method

A systematic search of databases (PubMed, Scopus, Web of Science, CINAHL, Cochrane Library, Embase, PEDro, OTseeker, ClinicalTrials.gov, and the WHO International Clinical Trials Registry Platform) will be conducted to identify peer-reviewed studies and relevant grey literature on compression therapy on upper limb dysfunction after stroke. Two reviewers will independently screen, select and extract data, with discrepancies resolved through discussion or involvement of a third reviewer. Outcomes of interest include clinical measures of upper limb function, activity, participation and safety (ie, adverse effects). Risk of bias will be assessed using the Cochrane RoB 2 for randomised studies, the Risk Of Bias In Non-randomised Studies of Interventions for non-randomised studies. The certainty of evidence across types of compression therapy and outcomes will be evaluated using the Grading of Recommendations, Assessment, Development and Evaluation approach. Data will be narratively synthesised, and a meta-analysis will be performed if feasible. The review will be reported following the Preferred Reporting Items for Systematic reviews and Meta-Analyses guidelines and will be conducted from September 2025 to December 2025.

Ethics and dissemination

This systematic review does not require ethical approval as only secondary data will be used. This review will synthesise the body of evidence on the effectiveness of compression therapy in managing poststroke upper limb dysfunction. Results will then be disseminated through a peer-reviewed publication to inform research and clinical practice.

PROSPERO registration number

CRD42024625815.

Study protocol for the DISTINCT trial: inDividual, targeted thrombosIS prophylaxis versus the standard 'one-size-fits-all approach in patients undergoing Total hIp or total kNee replaCemenT - a national, multicentre, randomised, multiarm, open-label trial

Por: Kok · R. Y. · van Bodegom-Vos · L. · Ettema · H. B. · Groenwold · R. H. H. · van den Hout · W. B. · Huisman · M. V. · Klok · F. A. · Nelissen · R. G. H. H. · van Rein · N. · van Veen · M. · Vehmeijer · S. B. W. · Wiegerinck · J. J. I. · Cannegieter · S. C. · Nemeth · B.
Introduction

Patients undergoing total hip arthroplasty (THA) and total knee arthroplasty (TKA) are considered to have a symptomatic venous thromboembolism (VTE) risk of 1.0%–1.5% despite thromboprophylaxis. Fast-track treatment protocols have substantially lowered the VTE risk in most patients. Hence, the majority of patients may be unnecessarily exposed to the burden and risk of thromboprophylaxis. On the contrary, there are still patients with a high VTE risk who develop VTE despite thromboprophylaxis. Thus, tailored thromboprophylaxis treatment may potentially reduce both VTE and bleeding risk.

Methods and analysis

The DISTINCT (inDividual, targeted thrombosIS prophylaxis versus the standard ‘one-size-fits-all’ approach in patients undergoing Total hIp or total kNee replaCemenT) trial is a national, multicentre, randomised, multiarm, open-label trial. The main objective is to study whether tailored thromboprophylaxis reduces the occurrence of symptomatic VTE (primary outcome) and major bleeding (primary safety outcome) within 90 days after THA/TKA in comparison with standard thromboprophylaxis. Patients with a low, intermediate or high predicted VTE risk (based on the Thrombosis Risk Prediction following total hip and knee arthroplasty score (TRiP(plasty) score)) will be included in the DISTINCT-1, DISTINCT-2 or DISTINCT-3 studies, respectively. In the DISTINCT-1 trial, 3478 patients will be randomly allocated to receive either in-hospital thromboprophylaxis or standard prophylaxis. In the DISTINCT-2 cohort study, 2500 patients will receive standard prophylaxis. In the DISTINCT-3 trial, 4100 patients will be randomly allocated to receive either 6 weeks of high-dose thromboprophylaxis or standard prophylaxis. Standard prophylaxis consists of a low dose of any approved thromboprophylactic agent for 4 weeks. We hypothesise that (1) the efficacy of in-hospital only thromboprophylaxis is non-inferior in preventing VTE and equally safe compared with standard prophylaxis in patients with a low VTE risk (DISTINCT-1) and (2) prolonged high-dose thromboprophylaxis is superior in preventing VTE as compared with standard prophylaxis in patients with a high VTE risk (DISTINCT-3). Patients with intermediate VTE risk will be observed to evaluate VTE and bleeding rates (DISTINCT-2).

Ethics and dissemination

The protocol has been approved by the Medical Research Ethics Committee Leiden-Den Haag-Delft, EU-trial-number 2023-510186-98. Study results will be disseminated through peer-reviewed journals and during international conferences.

Trial registration number

NCT06581965.

Randomised hybrid type 1 pilot trial evaluating preliminary effectiveness and implementation of an emergency care action plan (ECAP) for infants with medical complexity within a rural health network: a study protocol

Por: Palaza · A. · Callas · P. · Dayan · P. S. · Kuo · D. Z. · Riney · L. · Spencer · S. P. · Stapleton · R. · Stevens · M. · Studts · C. R. · Pulcini · C. D.
Introduction

Children with medical complexity (CMC) are a subset of children with special healthcare needs, defined by high healthcare utilisation, severe single or multisystem organ dysfunction, and in many cases, reliance on medical technology. In the emergency care setting, known challenges for this population include poor quality of care, avoidable admissions and high caregiver and provider burden. While experts and professional societies recommend emergency care planning tools to address these concerns, evidence to support effectiveness and implementation of such tools is lacking. Through a human-centred design approach, we recently engaged key partners to create and optimise an emergency care action plan (ECAP) for infants with medical complexity. Here, we describe the protocol for a pilot type 1 hybrid effectiveness-implementation randomised controlled trial (RCT) for infants with medical complexity aimed to evaluate ECAP effectiveness and implementation.

Methods and analysis

Infants with medical complexity and their caregivers will be randomly assigned to the intervention group (ECAP) or control group (standard care) in a pilot type 1 hybrid effectiveness-implementation RCT. The primary outcome is number of inpatient hospital days for infant participants. Additional effectiveness outcomes include perceived avoidance of emergency department (ED) visits, healthcare costs, caregiver stress and self-efficacy. Preliminary implementation outcomes include acceptability, feasibility, appropriateness and usability, as well as contextual barriers and facilitators to reach, adoption and implementation. Key partners, including caregivers of CMC and healthcare providers, will be engaged throughout the implementation of the ECAP and execution of the trial.

Ethics and dissemination

This study was approved by the University of Vermont Institutional Review Board (STUDY00002937). Findings will be disseminated through peer-reviewed publications, conference presentations, and focus groups and interviews with key stakeholders.

Trial registration number

NCT06444282.

Evaluation of natriuresis-guided depletion after cardiac surgery: protocol for a single-centre, open-label, randomised controlled trial--the EASY-CS study

Por: Beyls · C. · Mollet · N. · Gibert · L. · Huette · P. · Khamari · M. · Meynier · J. · Abou-Arab · O. · Mahjoub · Y.
Introduction

Fluid overload (FO) is a common complication following cardiac surgery with cardiopulmonary bypass (CPB) and is associated with increased morbidity and mortality. Loop diuretics, particularly furosemide, are widely used to promote sodium and water excretion, but their postoperative use remains largely empirical. International guidelines recommend early assessment of diuretic response using spot urinary sodium concentration, traditionally measured by automated laboratory analysers. Recent advances now enable bedside measurement of natriuresis using point-of-care (POC) urinary sodium sensors. This trial aims to determine whether real-time bedside natriuresis monitoring using a POC device can guide safer and more effective diuretic strategies in the postoperative management of FO.

Materials and methods

The EASY-CS trial is a prospective, single-centre, open-label, randomised controlled trial designed to evaluate whether a natriuresis-guided furosemide titration protocol improves diuresis within 48 hours following cardiac surgery with CPB. A total of 102 adult patients undergoing elective cardiac surgery with CPB and requiring postoperative intravenous (IV) furosemide for FO will be randomised in a 1:1 ratio to either standard care (n=51; furosemide titration based on clinical judgement) or a natriuresis-guided arm (n=51), in which furosemide dosing is adjusted according to urinary sodium concentration. All patients will receive an initial 20 mg dose of IV furosemide. In the intervention group, urinary sodium will be measured every 6 hours using a POC sodium sensor (LAQUAtwin Na+ metre, Horiba, Japan). If the spot urinary sodium is

Secondary outcomes include urinary sodium concentration and urine output at 24 hours, natriuresis at 48 hours, and the venous excess ultrasound score at 48 hours, as determined by transthoracic echocardiography. The study will also assess total loop diuretic dose administered, cumulative fluid balance over 48 hours and the incidence of postoperative complications at day 30, including cardiovascular, renal, respiratory and gastrointestinal events. Safety endpoints include the presence of hypotension, hypokalaemia or acute kidney injury before each diuretic administration. Randomisation will be stratified by EuroSCORE II (

Ethics and dissemination

Ethical approval has been obtained from the Institutional Review Board (IRB) of Amiens University hospital (IRB-ID: 2025-A00925-44). The study’s results will be disseminated through peer-reviewed publications and presentations at national and international conferences.

Trial registration number

ClinicalTrials.gov Identifier: NCT07077772.

Barriers to mental health services for children and adolescents with autism spectrum disorder in Brazil: protocol for a qualitative evidence synthesis and citizen panel (BARRIER-Free-BR Project)

Por: Lopes · L. P. N. · Boeira · L. d. S. · Figueiredo Modesto · A. C. · Ramos-Silva · A. · Menin · V. P. · Abe · F. C. · Lopes · L. C.
Introduction

The perspectives of stakeholders directly affected by mental health services for autism spectrum disorder (ASD) are essential for the quality of these services. However, it is crucial that these perspectives are informed by the best available evidence and adapted to the local context. This study aims to analyse barriers related to mental health services for children and adolescents with ASD from the perspective of families and caregivers, considering social, racial and gender aspects.

Methods

Three steps will be taken: stakeholder engagement through an online meeting to refine the research question and understand the magnitude of the problem; (b) qualitative evidence synthesis using five databases and grey literature to identify studies that have collected and analysed qualitative data on barriers to mental health services for children and adolescents with ASD in Brazil. Only studies conducted in Brazil that consider the perspectives of family members and caregivers will be included. (c) A citizen panel with families of children and adolescents with ASD will be used to discuss and validate the synthesis findings.

Ethics and dissemination

We will provide a set of evidence-informed and stakeholder-experienced barriers to mental health services for children with ASD in Brazil. This represents an effort to engage stakeholders in evidence descriptions to inform policy. We plan to disseminate the findings through various means, including peer-reviewed journal publications, presentations at national conferences, invited workshops and webinars, patient associations and academic social media platforms. The project was approved by the Ethics Committee for Research at the University of Sorocaba (approval number 78747224.7.0000.5500).

Trial registration number

Open Science Framework—10.17605/OSF.IO/DVAKG.

Effects of photobiomodulation therapy combined with static magnetic field on pain and function in patients with lateral epicondylitis: a multicentre, randomised, placebo-controlled trial

Por: de Oliveira · M. F. D. · Leal-Junior · E. C. P. · Machado · C. d. S. M. · Ribeiro · N. F. · Dias · L. B. · Lino · M. M. A. · Araujo-Silva · O. M. · Casalechi · H. L. · Johnson · D. S. · Tomazoni · S. S.
Introduction

Photobiomodulation therapy (PBMT), particularly when combined with a static magnetic field (PBMT-sMF), is a promising non-pharmacological approach for managing musculoskeletal disorders. However, high-quality evidence for its efficacy in lateral epicondylitis remains limited.

Objectives

The study aims to investigate the effectiveness of PBMT-sMF vs placebo in reducing pain, improving function and modulating inflammatory markers in individuals with lateral epicondylitis.

Design

Multicentre, randomised, triple-blinded, placebo-controlled trial.

Setting

Three outpatient physiotherapy clinics in Brazil.

Participants

50 adults (18–50 years) with unilateral lateral epicondylitis and baseline pain ≥50 on the visual analogue scale (VAS).

Interventions

Participants received either active PBMT-sMF (n=25) or placebo (n=25), 2 times per week for 3 weeks. PBMT-sMF involved multi-wavelength irradiation at 4 epicondyle sites (60 s; 27.1 J/site). The placebo group underwent the same procedure without active irradiation.

Primary and secondary outcome measures

The primary outcome was degree of pain rating (VAS). Secondary outcomes included forearm disability (Patient-Rated Tennis Elbow Evaluation, PRTEE), grip strength, serum tumour necrosis factor-alpha (TNF-α) levels and treatment satisfaction. Assessments were conducted at baseline, post-treatment (3 weeks) and at 4-week follow-up.

Results

PBMT-sMF yielded a higher responder rate (defined as the proportion of participants achieving at least a 30% reduction in pain intensity relative to baseline) than placebo (72% vs 40%, p=0.045), with a clinically and statistically significant between-group difference. Compared with placebo, the PBMT-sMF group showed significantly greater reductions in pain intensity both at the end of treatment (51.4±19.8 vs 36.9±22.6; p=0.0223) and at follow-up (37.4±24.1 vs 20.3±21.2; p=0.0049). TNF-α levels also decreased significantly in the PBMT-sMF group compared with placebo at both time points (p

Conclusions

PBMT-sMF significantly reduced pain intensity and TNF-α levels, suggesting an anti-inflammatory mechanism. Although functional outcomes were not improved, PBMT-sMF may be a valuable short-term, non-invasive option for lateral epicondylitis pain management.

Trial registration number

NCT04829734 on ClinicalTrials.gov

Comparative efficacy and safety of high-dose rifamycin regimens for tuberculosis treatment: a Bayesian network meta-analysis

Por: Feng · Z. · Wu · H. · Li · Q. · Zhang · X. · He · Q. · Wang · H. · Yu · J. · Ge · S. · Song · L. · Zhang · Y. · Zhou · X. · Sun · F. · Zhang · J. · Li · Y. · Zhang · W.
Objectives

High-dose rifamycin (HDR) regimens have demonstrated significant potential in tuberculosis (TB) treatment. This study aims to evaluate the efficacy and safety profile of different HDR regimens.

Design

Using a systematic review and Bayesian network meta-analysis (NMA).

Data sources

PubMed, Web of Science, Cochrane Library and Embase were searched up to 2 November 2024.

Eligibility criteria for selecting studies

Randomised controlled trials that compared the efficacy and safety of HDR regimens (rifampin 15–30 mg/kg/day and rifapentine 7.5–20 mg/kg/day) to standard-dose rifampin in patients with pulmonary drug-susceptible TB were included.

Data extraction and synthesis

The risk of bias was assessed using Cochrane tools. We conducted NMA with GEMTC in R. The simulation was performed using the Markov Chain Monte Carlo technique set on four parallel chains, with 20 000 burn-in iterations, 50 000 inference iterations and a thinning factor of n=2.5. To check for model convergence, Gelman and Rubin diagnostic plots and density plots were applied. We assessed heterogeneity using the I² test, evaluated transitivity by comparing effect modifiers across studies and examined consistency via node-splitting analysis. The confidence in network meta-analysis online tool and Cochrane Risk of Bias 2.0 Tool were used to assess evidence certainty and risk of bias, respectively. Higher surface area under the cumulative rank curve scores indicated a higher probability of top-ranking treatments.

Results

Out of 15 766 citations screened, 15 randomised controlled trials were included, encompassing 6456 subjects. The risk of bias was low in 14 studies, with some concerns in one. Patients receiving rifapentine 20 mg/kg/day (risk ratio, 1.09; 95% credible interval, 1.03 to 1.17) had higher culture conversion rates at 8 weeks in solid culture compared with the control. There was no significant difference in primary efficacy within all HDR regimens. Rifapentine 20 mg/kg/day was ranked as the most effective intervention for primary efficacy. No statistical difference in the incidence of serious adverse events was found between all regimens.

Conclusions

Rifapentine 20 mg/kg/day may be the most effective for achieving the strongest anti-TB activity. All HDR regimens demonstrated good safety.

PROSPERO registration number

CRD42024504575.

Knowledge and attitude of parents towards the human papillomavirus vaccine for their daughters and associated factors in Debre Tabor town, northwest Ethiopia: a community-based cross-sectional study

Por: Aragaw · G. M. · Aynalem · G. L. · Abiy · S. A. · Taye · E. B. · Chernet · S. A. · Haile · T. T. · Tsega · N. T. · Mesele · T. T. · Seyoum · A. T. · Tsega · A. G. · Mengistie · B. A.
Objective

This study aims to assess parents’ knowledge and attitude towards the human papillomavirus (HPV) vaccination of their daughters and the associated factors in Debre Tabor town, northwest Ethiopia.

Design

A community-based cross-sectional study.

Setting

Debre Tabor town, Northwest Ethiopia.

Participants

A total of 702 participants were included in the study, with a response rate of 98.2%. Three out of the six kebeles in the town were randomly selected, and participants within the selected kebeles were recruited through a cluster sampling technique. An interviewer-administered structured questionnaire was used to collect data from 15 December 2021 to 15 February 2022.

Primary and secondary outcome measures

Parents’ level of knowledge and attitude towards the HPV vaccination of their daughters, and the associated factors.

Results

In the study, parents’ knowledge and attitude towards HPV vaccination were found to be 46.4% (95% CI 42.7% to 50.1%) and 61.5% (95% CI 58.0% to 65.2%), respectively. Parents with a higher level of education (adjusted OR (AOR)=2.27; 95% CI 1.39 to 3.69), media exposure (AOR=3.36; 95% CI 1.21 to 9.33) and a good attitude towards the HPV vaccine (AOR=8.81; 95% CI 5.78 to 13.44) were significantly associated factors that affect parents’ level of knowledge. Positive subjective norms (AOR=1.53; 95% CI 1.01 to 2.31) and perceived behavioural control towards the HPV vaccine (AOR=3.48; 95% CI 2.37 to 5.10) had statistically significant associations with parents’ attitude.

Conclusions

In this study, more than half of parents had poor knowledge of the HPV and its vaccination, while the majority of the participants showed a favourable attitude to the vaccine. Educational attainment, media exposure and a positive attitude were significantly associated with parental knowledge, and parents’ attitude was positively influenced by subjective norms and perceived behavioural control. This suggests a need to increase the parents’ level of awareness through educational interventions, particularly via media and community engagement. To improve the acceptance and uptake of the HPV vaccination, it is important to address negative attitudes and common misconceptions among parents on the safety, efficacy and necessity of the vaccine for their daughters.

Supporting parents and families of children with life-limiting conditions: the impact of advance care planning

Por: Moody · A. · Stocks · K. L. · Tatterton · M. J.

Commentary on: Lyon, M. E., Fraser, J. L., Thompkins, J. D., et al (2024). Advance Care Planning for Children With Rare Diseases: A Pilot RCT. Pediatrics, 153(6), e2023064557. https://doi.org/10.1542/peds.2023-064557.

Implications for research and practice

  • Having access to advance care planning, despite social and financial constraints is imperative. It is evident that in the population included in this study, advance care planning was invaluable for those below the 2021 financial poverty line.

  • Further research is required to determine if the current medical model in the USA is meeting the requirements of caregivers and children with rare diseases.

  • Context

    Rare diseases in babies, children and young people (children) are often life-shortening, and children can require constant caregiving. Bösch et al1 report that 82% of children in tertiary hospitals in the USA have a rare disease. This study was designed to establish...

    How do metacognitive beliefs about memory differ between older adults with low and high dementia worry? A focus group study

    Por: Lund · A. E. · von Stein zu Nord- und Ostheim · A. F. · Ridley · H. · Bobyreva · K. · Foster · J. L. H. · Russell · C.
    Objectives

    This study aimed to examine how older adults form beliefs about their memory and how these beliefs are influenced by their level of concern about dementia. Inaccurate beliefs and excessive worrying, indicative of erroneous metacognition, are associated with negative health outcomes. This research can help identify mitigation for these harmful effects.

    Design

    Qualitative focus groups; thematic analysis.

    Setting

    Focus group discussion with healthy older adults hosted at a university in central London.

    Participants

    35 healthy older individuals (women=29) without any psychiatric or neurological diagnoses, over the age of 65 years (mean 75.31, SD: 6.15). 13 participants were identified as having a high level of worry about dementia and 22 as having low worry. Groups were matched for cognitive performance on the Telephone Mini Addenbrooke’s cognitive assessment (Tele-MACE).

    Outcome measures

    Participants were assigned to a focus group depending on their level of worry about dementia. During focus groups, a vignette prompted discussion around lifespan changes in memory and how this affected concerns around memory. This allowed investigation of the differences in beliefs about memory.

    Results

    Thematic analysis revealed two key themes. First, older adults appear to base their definition of ‘normality’ of their own memory on comparisons. These comparisons were between themselves and others and between themselves now and their own past self. Despite similar strategies to define ‘normality’, those with high dementia worry had stricter definitions of what they determined as normal. The second theme described narratives around the ‘self’ and the ‘other’. There was a difference between those with high versus low worry; those with high worry had a strong focus on the ‘self’, while those with low dementia worry focused on ‘others’.

    Conclusion

    Comparison is a common metacognitive strategy used in forming beliefs about memory. Targeting the use of comparison is potentially valuable in interventions aiming to alleviate older adults’ memory concerns. Addressing self-focused thinking, for example, with cognitive behavioural therapy, could improve harmful levels of high worry.

    Getting recovery right after neck dissection for head and neck cancer (GRRAND): trial protocol for a multicentre, pragmatic randomised controlled trial with health economic evaluation and process evaluation

    Por: Evans · C. · Greene · L. · Hossain · A. · Klear · P. · Ratna · M. · Bradley · H. · Lall · R. · Mistry · H. · Naghdi · S. · Reategui · M. · Stevens · T. · Bruce · J. · Price · R. · Schache · A. · Dean · S. G. · Lamb · S. E. · Smith · T. · Winter · S. C.
    Introduction

    Head and neck cancer (HNC) affects the mouth, throat, salivary glands, voice box, nose or sinuses. Every year, over 12 000 people in the UK are diagnosed with HNC. Neck dissection is a key, surgical component of patient care. However, many people experience postoperative restriction in shoulder and neck movements, pain, fatigue and low mood, with only half ever returning to work.

    Methods and analysis

    Getting Recovery Right After Neck Dissection (GRRAND) is a two-arm, multicentre, pragmatic randomised controlled trial. The trial aims to compare clinical and cost-effectiveness of a personalised physiotherapy programme (GRRAND programme) versus usual practice, National Health Service (NHS), postdischarge care.

    The planned sample size is 390 participants. Participants will be recruited from across UK sites and followed up for 12 months. The primary outcome is the shoulder pain and disability index at 12 months. Economic evaluation will be conducted from a healthcare system and personal social services perspective. Secondary outcome data, including pain, function, health-related quality of life, mental well-being, health resource use and adverse events, will be collected at 6 weeks, 3, 6 and 12 months, with exercise adherence at 6 weeks. A process evaluation will determine how GRRAND is implemented, delivered and received across clinical settings, exploring what works, for whom and under what conditions. Analysis will be on an intention-to-treat basis and reported inline with the Consolidated Standards of Reporting Trials statement.

    Ethics and dissemination

    The trial was approved by the London-Brent Research Ethics Committee (ref: 24/LO/0722) on 15 October 2024. Trial results will be disseminated via peer-reviewed publications, presentations at national and international conferences, in lay summaries and social media. This protocol adheres to the recommended Standard Protocol Items: Recommendations for Interventional Trials checklist.

    Trial registration number

    ISRCTN13855775.

    Brain tissue oxygen monitoring for severe traumatic brain injury: the international multicentre randomised controlled BONANZA-GT study protocol

    Por: Udy · A. A. · Jeffcote · T. · Battistuzzo · C. R. · Sharry · A. · Adamides · A. A. · Ainscough · K. · Alliegro · P. V. · Anstey · J. · Bailey · M. · Barea-Mendoza · J. A. · Bellapart · J. · Bouzat · P. · Byrne · K. · Delaney · A. · Drummond · K. J. · Haenggi · M. · Hays · L. M. · Higgins
    Introduction

    The management of severe traumatic brain injury (sTBI) in the intensive care unit (ICU) is focused on preventing secondary brain insults, by ensuring adequate cerebral perfusion, oxygenation and substrate delivery. Despite optimisation of intracranial pressure (ICP) and cerebral perfusion pressure (CPP) using evidence-based guidelines, brain tissue hypoxia can still occur and is strongly associated with adverse functional outcomes post sTBI.

    Methods and analysis

    The Brain Oxygen Neuromonitoring in Australia and New Zealand Assessment – Global Trial (BONANZA-GT) is an international, two-arm, open-label, parallel group, randomised controlled trial comparing sTBI management incorporating early brain tissue oxygen (PbtO2) monitoring and optimisation, with ICP/CPP-based management alone. A total of 860 adults admitted to participating institutions with non-penetrating sTBI and requiring insertion of an ICP monitor (as determined by the treating neurosurgeon) will be enrolled. The primary outcome is the proportion of patients with favourable neurological outcomes, as defined by a Glasgow Outcome Score-Extended (GOS-E) >4, at 6 months following injury. Key secondary outcomes include all-cause mortality at ICU discharge, hospital discharge, adverse events, as well as hospital and ICU length of stay and GOS-E at 12 months. The BONANZA-GT will determine whether a protocolised therapeutic strategy guided by continuous PbtO2 monitoring in addition to ICP/CPP targets results in improved neurological outcomes when compared with standard care using ICP/CPP-guided management alone.

    Ethics and dissemination

    Approval has been obtained from relevant ethics boards in every jurisdiction that is participating in the trial. Inclusion of adults who lack capacity for informed consent will be governed in accordance with the legal requirements of each participating site. Study findings will be presented at scientific meetings and disseminated via peer-review publications.

    Trial registration number

    Australian and New Zealand Clinical Trials Registry (ACTRN 12619001328167).

    Incorporating behavioural and psychological factors into cardiovascular disease risk prediction models: protocol for a systematic review

    Por: Tang · C. · Ng · N. C.-S. · Ming · L. C. · Wong · R. S.-Y.
    Objectives

    This systematic review aims to: (1) evaluate how behavioural and psychological factors have been incorporated into cardiovascular disease (CVD) risk prediction models; (2) assess their impact on model performance metrics such as area under the curve (AUC) and net reclassification index (NRI); and (3) identify which specific variables are most consistently associated with predictive improvements. This protocol is reported in accordance with Preferred Reporting Items for Systematic Reviews and Meta-Analyses protocols (PRISMA-P) 2015, and the systematic review will follow the Cochrane Handbook and report findings based on PRISMA 2020.

    Design

    A systematic review protocol developed in accordance with the (PRISMA-P) 2015 guidelines.

    Data sources

    Systematic searches will be carried out in PubMed, Scopus, Web of Science and Google Scholar, limited to studies published from 2019 to 2024.

    Eligibility criteria

    Peer-reviewed original studies involving adult populations (≥18 years) at risk of CVD, incorporating at least one behavioural or psychological variable into a CVD risk prediction model. Studies must report model performance metrics such as AUC or NRI. Studies focusing solely on biochemical or demographic factors, paediatric populations, or non-CVD outcomes will be excluded.

    Data extraction and synthesis

    Two independent reviewers will screen eligible studies, extract data and assess study quality using the Newcastle-Ottawa Scale and Quality in Prognostic Studies tool. A narrative synthesis will be performed, with meta-analysis conducted if feasible.

    Ethics and dissemination

    Ethical approval is not required for this study. Findings will be disseminated through peer-reviewed publication and conference presentations.

    PROSPERO registration number

    CRD420251014218.

    Environment and weight class linked to skin microbiome structure of juvenile Eastern hellbenders (<i>Cryptobranchus alleganiensis alleganiensis</i>) in human care

    by Andrea C. Aplasca, Peter B. Johantgen, Christopher Madden, Kilmer Soares, Randall E. Junge, Vanessa L. Hale, Mark Flint

    Amphibian skin is integral to promoting normal physiological processes in the body and promotes both innate and adaptive immunity against pathogens. The amphibian skin microbiota is comprised of a complex assemblage of microbes and is shaped by internal host characteristics and external influences. Skin disease is a significant source of morbidity and mortality in amphibians, and increasing research has shown that the amphibian skin microbiota is an important component in host health. The Eastern hellbender (Cryptobranchus alleganiensis alleganiensis) is a giant salamander declining in many parts of its range, and captive-rearing programs are important to hellbender recovery efforts. Survival rates of juvenile hellbenders in captive-rearing programs are highly variable, and mortality rates are overall poorly understood. Deceased juvenile hellbenders often present with low body condition and skin abnormalities. To investigate potential links between the skin microbiota and body condition, we collected skin swab samples from 116 juvenile hellbenders and water samples from two holding tanks in a captive-rearing program. We used 16s rRNA gene sequencing to characterize the skin and water microbiota and observed significant differences in the skin microbiota by weight class and tank. The skin microbiota of hellbenders that were housed in tanks in close proximity were generally more similar than those housed physically distant. A single taxa, Parcubacteria, was differentially abundant by weight class only and observed in higher abundance in low weight hellbenders. These results suggest a specific association between this taxa and Low weight hellbenders. Additional research is needed to investigate how husbandry factors and potential pathogenic organisms, such as Parcubacteria, impact the skin microbiota of hellbenders and ultimately morbidity and mortality in the species.

    What is the impact of an allied health service-learning programme for rural communities: a study protocol using the RE-AIM/PRISM framework

    Por: McNeil · R. · McGrath · R. L. · Ackland · K. · Oates · R.-K. · Woodhart · L. · Wright · K.
    Introduction

    People in rural areas of Australia experience poorer health in almost every indicator compared with urban populations; however, rural communities have lower access to primary health, allied health and specialist healthcare. Timely access to care is compounded by persistent and widespread health workforce issues, including attracting and retaining staff.

    Australian University Departments of Rural Health (UDRH) have been established to address the needs of rural populations with the goal of improving recruitment and retention of health professionals across rural and remote Australia. The work-integrated learning team within The University of Melbourne works with nursing and allied health university students on clinical placement to provide exposure to working in rural health, with a remit to build the capacity of the existing and future workforce. The service-learning model aims to provide reciprocal benefits to stakeholders through purposefully co-designed placements that respond to rural health needs by providing services to underserved communities and ensuring university students are exposed to real world, diverse practice settings.

    The overarching aim of this project is to determine the impact of the SL programme for key stakeholders, predominately end users and those stakeholders involved in the delivery of the SL model. The key stakeholders are host site staff, allied health university students, allied health supervisors and the end users of the programme. End users are those individuals that have received allied health services through the programme, such as clients, residents and children.

    Methods and analysis

    This study will adopt a convergent mixed methods methodology underpinned by a RE-AIM (Reach, Effectiveness, Adoption, Implementation and Maintenance)/PRISM (Practical, Robust Implementation Sustainability Model) approach. Data collection will include document review, existing programme data review and primary data collection. This will involve conducting surveys and interviews with allied health university students, host organisations and allied health supervisors, and interviews with adult recipients of the service-learning programme. Art-based consultation will be conducted with school-aged children recipients of the service-learning programme. Analysis will be underpinned by the RE-AIM/PRISM framework to inform programme learnings and impact for key stakeholders.

    Ethics and dissemination

    This study has been approved by the University of Melbourne Human Research Ethics Committee (Project ID: 30409).

    Findings will be published in a stakeholder project report and peer-review journals in the fields of rural health, implementation science and work integrated learning.

    Investigating the use and impact of community Care (Education) and Treatment Reviews (C(E)TRs) in people with intellectual disability and autistic people: protocol for a cohort study using electronic health records

    Por: McCoy · B. · Bell · L. · Wang · K. · Jin · H. · Hassiotis · A. · Strydom · A. · Downs · J. · Carter · B. · Shetty · H. · Stewart · R. · Ali · A. · Sheehan · R.
    Introduction

    Care (Education) and Treatment Reviews (C(E)TRs) are intended to reduce unnecessary psychiatric hospital admission and length of stay for people with intellectual disability and autistic people. The use and impact of C(E)TRs have not been systematically evaluated since their introduction in England in 2015. The aims of this study are to describe the demographic and clinical profiles of people who receive a community C(E)TR and to investigate their effects on admission, length of hospital stay and clinical and functional change.

    Methods and analysis

    We will conduct a retrospective cohort study using de-identified data from electronic health records derived from two large National Health Service mental health providers in London, England, including one replication site. Data will be extracted using the Clinical Record Interactive Search (CRIS) tool for all people with recorded intellectual disability and/or autism who received mental healthcare from 2015. We will identify community C(E)TR events using keyword searches. Community C(E)TRs will be examined in two ways: (1) In a community cohort, we will capture data in the 6-month periods before and after a community C(E)TR and compare this to a matched control group and (2) In a hospital cohort, we will compare groups who did and did not receive a community C(E)TR prior to their admission. We will describe the socio-demographic and clinical profiles of each group and their health service use, and compare C(E)TR and no C(E)TR groups using t-tests (or a non-parametric equivalent). The primary outcomes are admission to a psychiatric hospital (community cohort) and length of psychiatric hospital admission and clinical change (hospital cohort). Admission to psychiatric hospital will be estimated using propensity score weighting and difference-in-differences methods. Cox’s proportional hazard model will be used for length of hospital admission and repeated-measures analysis of variance (ANOVA) will be used to assess clinical change.

    Ethics and dissemination

    Use of CRIS to examine de-identified clinical data for research purposes has overarching ethical approval. This study has been granted local approval by the South London and Maudsley CRIS Oversight Committee. Findings will be disseminated in an open-access peer-reviewed academic publication, at conference presentations, and to service users and carers in accessible formats.

    Assessing the impact of the COVID-19 pandemic among internally displaced persons in Burkina Faso, Mali and Niger: a cross-sectional study using respondent-driven sampling

    Por: Pham · P. N. · Keegan · K. · Johnston · L. G. · Diallo · D. Y. · OMealia · T. · Goh · M. · Vinck · P.
    Objectives

    Documenting evidence on global health strategies and programmes that provide safeguards for vulnerable populations and strengthen overall pandemic preparedness is essential. This study aimed to identify factors associated with adherence to COVID-19 mitigation measures, COVID-19-related symptoms and testing, as well as pandemic-related income loss among internally displaced persons (IDPs) in urban and remote areas of Burkina Faso, Niger and Mali.

    Design

    This cross-sectional study used fixed-site respondent-driven sampling (RDS).

    Setting

    Primary care settings across six urban and remote locations in Burkina Faso, Mali and Niger.

    Participants

    4144 internally displaced adults, who had been forced from their homes within 5 years of the survey, participated in the study. The survey was conducted between August and October 2021 in two selected locations in three countries: Kaya (n=700) and Ouahigouya (n=715) in Burkina Faso; Bamako (n=707) and Ménaka (n=700) in Mali; and Niamey (n=733), and Diffa (n=589) in Niger. Participants were included if they were born in the study countries, displaced due to conflict, violence or disaster, aged 18 years or older, and living or working in the study site for at least 1 month.

    Primary and secondary outcome measures

    The primary outcomes measured were adherence to COVID-19 mitigation measures, presence of COVID-19 symptoms, COVID-19 testing and vaccination rates and pandemic-related income loss.

    Results

    Among 4144 IDPs surveyed across 6 sites in Burkina Faso, Mali and Niger, over half (52%) reported experiencing at least one COVID-19 symptom in the preceding 2 weeks. However, 8% had ever been tested for COVID-19, and fewer than 5% had received a vaccine in all sites except Diffa, where 54% reported vaccination. While willingness to be vaccinated was high (ranging from 56.6% in Bamako to 89.5% in Niamey), access remained limited. Compliance with public health measures varied; for example, 41.7% of IDPs were able to maintain physical distance from non-household members, and just 60.2% reported wearing a mask. Chronic health conditions were consistently associated with higher odds of COVID-19 symptoms (Ménaka OR: 14.65; 95% CI: 7.36 to 29.17). Economic vulnerability was widespread, with more than half of IDPs in Bamako (58.1%) and Niamey (66.4%) reporting income loss due to the pandemic, and average monthly income declining by over 50% in most sites. IDPs in urban areas generally reported greater exposure to COVID-19 risk factors, while those in remote settings reported lower adherence and poorer access to basic preventive measures.

    Conclusions

    This is the first known RDS study to explore the impact of the COVID-19 pandemic on IDPs. Findings suggest that IDPs in urban areas may face heightened risks of exposure and infection, underscoring the need to prioritise them in public health efforts. Low testing and vaccination rates and significant income loss call for advocacy and economic relief to address these vulnerabilities. Future pandemic responses should integrate health interventions with targeted support, especially mitigating income loss to bolster IDPs’ resilience.

    The effects of oliceridine and sufentanil on postoperative nausea and vomiting in abdominal surgery (EOSPONVAS): protocol for a multicentre, two-arm, randomised controlled trial

    Por: Luo · J. · Wang · L. · Jie · Z. · Li · Y. · Geng · C. · Li · P. · Wang · T. · Shi · Y. · Fan · X. · Zhang · L. · Xu · T.
    Introduction

    Oliceridine is a novel μ-opioid receptor selective agonist that provides analgesia while reducing μ-receptor-mediated adverse effects such as postoperative nausea and vomiting (PONV). Evidence in abdominal surgery remains limited. This study aims to determine whether oliceridine reduces PONV and improves recovery in abdominal surgery.

    Methods and analysis

    This is a prospective, multicentre, two-arm, randomised trial. Participants aged 18–65 years, with American Society of Anesthesiologists physical status I–III and a body mass index of 18.5–23.9 kg/m², undergoing elective major abdominal surgery, will be eligible for inclusion. Gynaecological surgeries are excluded. All patients must require postoperative intravenous patient-controlled analgesia (PCIA) and give written consent. 494 participants will be randomised to oliceridine group or sufentanil group. The primary outcome is the incidence of PONV within 48 hours postsurgery. Secondary outcomes include vomiting frequency, nausea severity score, use of rescue antiemetics, resting numerical rating scale (NRS) pain score, Quality of Recovery-15 (QoR-15) score, time to first postoperative flatus, intensive care unit (ICU) length of stay (LOS), hospital LOS and PCIA metrics (effective attempts and total volume used). Safety outcomes include other opioid-related adverse effects (ORAEs) (eg, respiratory depression, pruritus, dizziness, headache), complications related to PONV (eg, electrolyte disturbances, wound dehiscence) and other perioperative complications.

    Ethics and dissemination

    This protocol was approved (Version V3.0, 2025-01-14) by the Ethics Committee of Changhai Hospital (CHEC-2025–069), the Shanghai Public Health Clinical Centre (2025-S024-01) and the Wusong Central Hospital of Baoshan District, Shanghai (2025-17-01). It complies with the Declaration of Helsinki. Results will be shared via conferences and peer-reviewed journals.

    Trial registration number

    Chinese Clinical Trial Registry (ID: ChiCTR2400089262).

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