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Ayer — Abril 26th 2026Tus fuentes RSS

In Vitro and In Vivo Comparison of a Novel Antimicrobial Wound Hydrogel With Commercial Wound Treatments: Antimicrobial, Antibiofilm and Biocompatibility Assessment

ABSTRACT

Antimicrobial resistance (AMR) and biofilm formation significantly hinder chronic wound management, necessitating safer and more effective therapeutic options. This study evaluates the antimicrobial, antibiofilm, cytocompatibility and anti-inflammatory properties of a novel antimicrobial hydrogel Formulation (#1) compared with commercially available wound hydrogel and cream Formulations (#2–5). Antimicrobial activity was assessed using minimum inhibitory concentration (MIC) and minimum bactericidal concentration (MBC) assays against Staphylococcus aureus, Pseudomonas aeruginosa, Candida albicans, and mixed-species cultures. Biofilm-related efficacy was evaluated via crystal violet (CV) staining and minimum biofilm inhibitory concentration (MBIC) assays. Cytotoxicity was examined using ISO-compliant MTT and confluency assays on L929 fibroblasts. In vivo anti-inflammatory effects were assessed using intra-cutaneous injection in New Zealand White rabbits with histological evaluation per ISO 10993-23. Formulation 1 showed the lowest MIC and MBC values across all pathogens, including polymicrobial cultures, indicating strong broad-spectrum efficacy. In biofilm assays, it reduced biofilm biomass by 50%–60% within 10 min and prevented new formation at lower MBIC values than Formulation 2, especially in mixed-species models. Cytotoxicity testing confirmed Formulation 1 maintained ≥ 81% cell viability across all concentrations, outperforming other products and meeting ISO and USP safety thresholds. In vivo, both Formulation 1 and 2 induced minimal inflammation, with Formulation 1 showing slightly milder tissue responses. Formulation 1 demonstrated strong antimicrobial efficacy, reliable biofilm control, and favourable cytocompatibility compared with the comparator formulations tested in this study. These findings support further evaluation of this formulation for chronic wounds complicated by biofilms and antimicrobial resistance.

Minimally Invasive, Maximally Effective: Outpatient Strategies for Paediatric Pilonidal Disease

ABSTRACT

Pilonidal sinus disease (PNS) in children and adolescents lacks standardised management pathways. Minimally invasive and outpatient-based strategies are increasingly adopted, but paediatric-specific data remain limited. This study evaluated outcomes following implementation of a structured, tiered outpatient pathway. A retrospective single-centre cohort study was conducted including patients aged ≤ 18 years treated for PNS between February 2023 and August 2024. Management followed a stepwise protocol: structured conservative care, in-clinic debridement and operative intervention (trephination or limited excision) for refractory or severe disease. Primary outcome was recurrence after documented healing. Secondary outcomes included time to healing, clinic utilisation and associations with clinical variables. 69 patients were included (median age 15 years [IQR 14–16]; 64% male). Twenty-three patients (33.3%) required operative management. Recurrence occurred in 6/23 (26.1%) in the operative group and 1/46 (2.2%) in the non-operative group (Fisher's exact p = 0.0045). Median follow-up duration did not differ significantly between groups. Prior infection at presentation showed a numerical but not statistically significant association with recurrence. Time to healing was prolonged in both groups and did not differ significantly. Within a structured outpatient pathway, paediatric patients demonstrated low overall recurrence rates. Conservative management was associated with lower recurrence; however, patients undergoing operative intervention likely represented a more severe subgroup. Prospective severity-adjusted studies are required to define optimal paediatric wound management strategies for PNS.

Impact of indispensable amino acid supplementation on gut function in children at high risk of environmental enteropathy: protocol for an international coordinated group of randomised controlled trials

Por: Lee · G. O. · Owino · V. · Baquiran · A. F. P. · Pasanna · R. M. · Achoribo · S. E. · Meskini · T. · Amadi · B. · Maleta · K. M. · Gaudichon · C. · Serafico · M. E. · Hegde · S. · Cabanilla · C. V. D. · Devi · S. · El Mzibri · M. · Brouwer · A. F. · Kurpad · A. V. · Kelly · P. · Morrison
Introduction

Environmental enteropathy (EE) is a syndrome affecting the gut characterised by villus blunting, reduced nutrient absorption and microbial translocation in children and adults experiencing a high burden of enteric infection due to inadequate access to clean water and sanitation.

Methods and analysis

We will conduct coordinated randomised controlled trials in six countries to determine if supplementation with indispensable amino acids (IAAs) can improve intestinal barrier dysfunction in six geographically diverse populations of 18–36 months old children with stunting or severe stunting. All trials will measure the same primary outcomes while secondary outcomes will be measured on a per-trial basis using standardised protocols across the project. The primary endpoint will be change in gut permeability as assessed by the lactulose/rhamnose ratio. Secondary endpoints include changes in amino acid and carbohydrate absorption using novel, isotope tracer tests. Other prespecified outcome measures include changes in EE biomarkers and child weight. IAA supplementation will be given daily for 28 days and evaluation of the major endpoints will be at baseline and after 28 days of supplementation.

Ethics and dissemination

Ethical approval will be obtained from the Research Ethics Committee at each participating site. Caregivers will provide written informed consent for each participant. Findings will be disseminated through peer-reviewed journals, conference presentations and face-to-face meetings with participant caregivers.

Trial registration number

CTRI: CTRI/2024/06/069187 (India); ClinicalTrials.gov (NCT06617130, Malawi; NCT06676215, Philippines and NCT07256028, Morocco); Ongoing (Zambia); Ongoing (Morocco); PACTR: (PACTR202311714091884, Ghana).

Methodologies and methods for the development, evaluation and implementation of psychosocial interventions for dementia: protocol for a scoping review

Por: DAndrea · F. · Bartels · S. L. · Markaryan · M. · Masterson-Algar · P. · Bernal · A. N. · De Bruin · S. R. · Chirico · I. · Flynn · A. · Garcia · L. · Gebhard · D. · Handley · M. · Janssen · N. · Roes · M. · Stephens · N. · Teesing · G. · Van den Block · L. · Windle · K. · Moniz-Cook · E.
Introduction

Research on psychosocial interventions for dementia demonstrates increased rigour and robustness. However, if we are to influence practice, beyond results from randomised controlled trials, a variety of types and sources of evidence is needed. The Medical Research Council (MRC) framework offers a valuable guide for developing, evaluating and implementing complex interventions, to facilitate integration of research into practice. There is limited knowledge of how researchers design, evaluate and implement psychosocial intervention studies in dementia, using the MRC framework. This scoping review aims to: (1) identify the methodological and methods trends, use and gaps in the development, evaluation and implementation of psychosocial interventions for dementia, and (2) determine if and how the MRC six core elements were considered and applied in studies.

Methods and analysis

Six databases (Ovid MEDLINE, Embase, PsycINFO, CINAHL, Web of Science, Cochrane Library) will be searched for studies published from 2015 (when MRC process guidance was published) to 2025. Identified deduplicated citations will be imported into Covidence software, where up to 40% of title/abstracts will be double screened by independent reviewers. ASReview will be used to rank articles by relevance, with a stopping criterion of 250 consecutive irrelevant articles. Full texts will be reviewed by a single reviewer and those excluded will be checked by a second reviewer. Data extraction will include study aim/objective (ie, to develop/adapt; test feasibility/pilot; evaluate; implement); methodology and methods applied; information on which MRC six core elements were considered (yes/no), and if so, how they were addressed (ie, qualitative details). A narrative synthesis, alongside graphical representations (eg, table/bar charts/histograms), will be used to synthesise findings on methodologies and methods mapped onto the MRC framework.

Ethics and dissemination

This secondary analysis scoping review does not require ethics approval. Results will be disseminated through peer-reviewed publication(s), seminars, webinars, conferences, postgraduate dementia programmes, blogs, commissioner briefings and social media. The findings will provide a state-of-the-art overview of current practices; advance methods/methodology such as informing a Delphi consensus study on appropriate research approaches; and guide researchers in application of the MRC framework to widen the scope of dementia care evidence for practice improvements.

Registration

Submitted to Open Science Framework https://doi.org/10.17605/OSF.IO/S56NQ.

Multicentre prospective trial of abbreviated MRI using gadoxetic acid versus CT for detection of late recurrent HCC (AMRICT): study protocol

Por: Park · H. J. · Lee · D. H. · Chang · W. · Kim · H. Y. · Kim · D. H. · Choi · W.-M. · Chung · S. W. · Choi · J. · Lee · D. · Shim · J. H. · Lee · H. C. · Lim · Y.-S. · Kim · S.-O. · Singal · A. G. · Kim · S. Y.
Introduction

Hepatocellular carcinoma (HCC) recurs in most patients after curative treatment. Late recurrence (>2 years after curative treatment) typically indicates de novo tumours in the residual liver. Although contrast-enhanced computed tomography (CECT) and MRI are widely used for post-treatment follow-up, they each have limitations including radiation exposure, high cost and limited access. The abbreviated MRI using gadoxetic acid versus multiphasic CECT for detection of late recurrent HCC after curative treatment (AMRICT) trial aims to compare gadoxetic acid-enhanced abbreviated MRI using hepatobiliary phase imaging (HBP-AMRI) and multiphasic CECT for detecting late recurrent HCC after curative treatment.

Methods and analysis

This prospective multicentre intra-individual comparison trial will enrol 455 participants who have undergone surgical resection or local ablation for HCC and remained recurrence-free for over 2 years. Each participant will undergo two imaging sessions at 6±2 month intervals, using both HBP-AMRI and multiphasic CECT. The primary endpoint is the detection rate of all-stage HCC. The secondary endpoints include the false referral rate of all-stage HCC and detection and false referral rates of Barcelona Clinic Liver Cancer stage 0–A HCC and of stage 0 HCC. Structured imaging protocols and quality assessments will be implemented for both modalities.

Ethics and dissemination

This study was approved by the Institutional Review Boards of the three participating institutions (approval number: 2023–1630 (Asan Medical Center), H-2407-146-1556 (Seoul National University Hospital) and B-2410-929-401 (Seoul National University Bundang Hospital)) and registered at ClinicalTrials.gov (NCT06537193). Findings will be disseminated through peer-reviewed journals, scientific meetings, public forums and guideline updates.

Trial registration number

ClinicalTrials.gov: NCT06537193. Participant enrolment began on 12 December 2024, and is ongoing.

Real-world changes in lipid-lowering therapy use and LDL-C goal attainment in high and very high cardiovascular risk patients in the UK: a secondary analysis of the European SANTORINI study 1-year follow-up

Por: Connolly · D. · Fuat · A. · McCormack · T. · Mcnally · D. · Garstang · J. · Ryan · J. · Reed · A. · Robinson · D. · Catapano · A. L. · Ray · K. K.
Objectives

This real-world study investigated the changes of lipid lowering therapy (LLT) usage in patients with high or very high cardiovascular (CV) risk in the UK and the group of all other European countries in the SANTORINI study up to 1 year from baseline and the impact this treatment had on the attainment of low-density lipoprotein cholesterol (LDL-C) risk-adjusted goals set by the National Institute for Health and Care Excellence (NICE) and those in the 2019 European Society of Cardiology (ESC)/European Atherosclerosis Society (EAS) dyslipidaemia guidelines.

Design

Secondary analysis of the SANTORINI dataset (an international, prospective, observational, non-interventional study (NCT04271280)).

Setting

Primary and secondary care centres in the UK and the group of other European countries (Austria, Belgium, Denmark, Finland, France, Germany, Ireland, Italy, the Netherlands, Portugal, Spain, Sweden and Switzerland).

Participants

663 UK patients with high and very high CV risk were included in this analysis and 8502 from the group of other European countries. Of these, 380 UK patients and 6830 from the group of other European countries had LDL-C information available at baseline and 1-year follow-up.

Primary outcome measures

The primary objectives were to describe patients’ lipid management, LDL-C levels at 1-year follow-up and their attainment of 2023 NICE (≤2.0 mmol/L) and 2019 ESC/EAS LDL-C 2019 guideline-recommended LDL-C goals (

Results

Over the course of 1-year follow-up, the overall proportion of UK patients on no LLT reduced from 20.4% at baseline to 7.1%, similar to that observed in the group of other European countries (baseline–20.9%, 1 year–3.0%). The proportion of UK patients receiving LLT monotherapy increased from 74.8% at baseline to 84.9%, higher at both time points than that observed for the group of other European countries (baseline: 52.0%, 1 year: 55.0%). The use of any combination therapy increased slightly from baseline to 1 year in the UK overall cohort (4.9% vs 7.1%) and overall in the group of all other European countries, the cohort increased from baseline (27.1%) to 1 year (40.2%). Overall, mean (SD) LDL-C levels in the UK were 2.5 (1.2) mmol/L at baseline and 2.1 (1.0) mmol/L at 1 year and for the group of other European countries were 2.4 (1.2) mmol/L at baseline and 2.0 (0.9) mmol/L at 1 year. The overall proportions of UK patients achieving the UK NICE treatment goal and ESC/EAS 2019 guidelines at baseline versus 1-year follow-up were 40.3% vs 52.6% and 22.9% vs 32.9%, respectively; 21.1% and 30.9% of patients in the group of other European countries achieved the ESC/EAS 2019 guidelines at baseline and 1-year follow-up, respectively.

Conclusions

In this UK-focused analysis of the SANTORINI study, use of LLT increased modestly over 1 year, accompanied by a reduction in average LDL-C levels. However, mean LDL-C remained above the NICE goal, and attainment of both NICE and ESC/EAS LDL-C thresholds remained suboptimal. The findings highlight continued opportunities to optimise lipid management in UK clinical practice, including the potential for broader use of combination therapies.

Epidemiological, entomological and community determinants of the 2021 yellow fever outbreak in Wa East District, Ghana: cross-sectional descriptive outbreak investigation

Por: Bessing · B. · Aabalekuu · S. · Bangniyel · J. · Alhassan · I. K. · Danquah · C. B.
Objective

To describe the epidemiology, ecological determinants and public-health response to a yellow-fever (YF) outbreak in Wa East District (WED), Ghana, and to identify operational gaps to strengthen surveillance and immunisation in high-risk rural settings.

Design

A cross-sectional descriptive outbreak investigation integrating epidemiological, entomological, vaccination-coverage and community knowledge assessments, conducted under Ghana’s Integrated Disease Surveillance and Response framework.

Setting

WED, located in the Upper West Region of Ghana, is an agrarian, forest-fringe area bordering the Mole National Park, characterised by limited access to health services and seasonal nomadic movements.

Participants

All suspected YF cases (N=57) reported between epidemiological weeks 41–46 of 2021; 50 community respondents interviewed for knowledge and awareness and 52 households inspected for entomological indices.

Main outcome measures

Demographic and clinical characteristics of cases, spatial–temporal distribution, vaccination coverage, Aedes vector indices, community knowledge and awareness levels and response interventions.

Results

A total of 57 suspected cases (33 males 24 females) were identified, of which 12 (21.1%) were laboratory-confirmed. The case-fatality ratio among confirmed cases was 33.3% (95% CI 9.7% to 65.1%). Most cases occurred in individuals aged 6–30 years and were clustered in the Ducie community. The epidemic curve, based on confirmed cases, showed a single focal wave between epidemiological weeks 41 and 46 of 2021, peaking in week 45 and declining thereafter following intensified outbreak response activities, particularly surveillance and risk communication. Routine YF vaccination coverage was 25% before the outbreak, increasing to 95% after the mass campaign. The district’s composite risk score was 83%, indicating very high transmission risk. Entomological indices (House Index=48.5%, CI=36.1%, Breteau Index=159.6) exceeded WHO thresholds, confirming intense Aedes proliferation. Community awareness was low, with only 22% recognising the viral cause, 16% identifying mosquitoes as vectors and 10% knowing that vaccination prevents YF.

Conclusions

The outbreak reflected the convergence of ecological vulnerability, low baseline immunity and poor community awareness. Sustained high routine immunisation, structured Aedes surveillance and continuous risk communication are essential to prevent recurrence and advance Ghana’s commitment to the WHO Eliminate Yellow Fever Epidemics strategy.

Enhancing Quality of Life for Individuals with Stroke (EQL): a study protocol for co-creating a social support and context-informed intervention to improve self-management, health and well-being in older adults recovering at home

Por: Kylen · M. · Falk Johansson · M. · McCarthy · L. · Meijering · L. · Tomsone · S. · Tistad · M. · Elf · M.
Introduction

Enhancing Quality of Life for Individuals with Stroke (EQL-stroke) is an international, collaborative multiphase project aiming to strengthen supported self-management for older adults recovering from stroke at home in Sweden, Latvia and the Netherlands. Existing poststroke pathways may provide insufficient support for self-management during the transition from hospital to home, and there is limited evidence on interventions that integrate social networks and everyday environmental context.

Methods and analysis

EQL-stroke uses a participatory, multimethod design across three phases. Phase I generates knowledge through policy review, qualitative interviews and people–place mapping (~25 participants per country) and includes cross-cultural adaptation of the Collective Efficacy of Networks Scale. Phase II co-designs and specifies a tailored social network-informed supported self-management intervention (the Network-Based Intervention), including core components and principles for local adaptation (~15 participants per country). Phase III will recruit approximately 20–40 stroke survivors for a single-arm pilot feasibility study with an 8-week follow-up and embedded process evaluation to assess feasibility, acceptability and fidelity in routine practice.

Ethics and dissemination

Ethical approval has been obtained from the Swedish Ethical Review Authority (reg. no. 2025-00083-01), the Rīgas Stradina Universitāte Research Ethical Committee (reg. no. Rīgas Stradina Universitāte Research Ethical Committee) and the Research Ethics Committee of the Faculty of Spatial Sciences, University of Groningen (reg. no. 2025-07). Findings will be disseminated through peer-reviewed publications, stakeholder engagement activities and patient/public channels.

Incidence and associated factors of inadequate emergence in elderly patients undergoing elective major abdominal surgery: a prospective cohort study in Northwest Ethiopia

Por: Bayable · S. D. · Debas · S. A. · Aligaz · E. M. · Endeshaw · A. S. · Ale · Y. F. · Amberbir · W. D. · Fetene · M. B. · Yetneberk · T. · Zegeye · S. T.
Background

Inadequate emergence is a common postoperative complication in elderly patients following major abdominal surgery. This study was designed to determine its incidence, identify associated risk factors and characterise its clinical subtypes within this high-risk cohort.

Design and setting

This prospective single-centre cohort study was conducted at a comprehensive specialised tertiary care hospital in Northwest Ethiopia. Consecutive patients aged 65 years and older scheduled for elective major abdominal surgery under general anaesthesia were enrolled.

Primary outcome measure

The primary outcome was the proportion of patients experiencing inadequate emergence.

Results

A total of 388 patients were analysed. Inadequate emergence occurred in 21.9% of participants (95% CI 14.3% to 31.6%), with hypoactive emergence observed in 10.7% and emergence delirium in 11.2%. Multivariable logistic regression identified several independent predictors, including advanced age (adjusted OR (AOR)=1.9; 95% CI 1.5 to 8.2), preoperative anxiety (AOR=2.7; 95% CI 1.2 to 7.2), prolonged preoperative fasting (AOR=2.1; 95% CI 1.8 to 9.1), non-ketofol-based induction (AOR=3.4; 95% CI 1.6 to 6.3), absence of abdominal field block (AOR=4.2; 95% CI 4.0 to 9.6), substantial intraoperative blood loss (>1000 mL; AOR=1.9; 95% CI 1.2 to 7.6), postoperative nausea and vomiting requiring antiemetics (AOR=2.2; 95% CI 2.1 to 7.1) and presence of an indwelling urinary catheter (AOR=2.4; 95% CI 1.8 to 7.9).

Conclusions

Inadequate emergence occurred in approximately one in five elderly patients undergoing elective major abdominal surgery. Independent predictors included advanced age, major intraoperative blood loss, postoperative nausea/vomiting requiring antiemetics, non-ketofol-based induction, preoperative anxiety, absence of abdominal field block, presence of an indwelling urinary catheter and prolonged preoperative fasting.

Model-based economic evaluation of non-pharmacological interventions for fatigue in patients with long-term medical conditions in the UK

Por: Mon-Yee · M. · Burton · C. · Leaviss · J. · Forsyth · J. E. · Daly · G. · Davis · S.
Background

Persistent fatigue is a frequent symptom in chronic medical conditions. Systematic reviews of non-pharmacological interventions for fatigue have identified interventions that are effective at reducing fatigue, but there is limited published evidence on the cost-effectiveness of these interventions.

Objective

To identify non-pharmacological fatigue interventions that have the potential to be cost-effective in patients with long-term medical conditions.

Design

Decision analytic modelling with intervention costs estimated from staff time and quality-of-life outcomes mapped from a systematic review and network meta-analysis of fatigue outcomes.

Setting

UK National Health Service (NHS).

Participants

People with persistent fatigue associated with a chronic medical condition.

Interventions

Non-pharmacological fatigue interventions versus usual care.

Primary and secondary outcome measures

Net monetary benefit from a UK NHS and Personal Social Services perspective; quality-adjusted life years (QALYs) gained; intervention costs valued at 2022/23 prices; costs and benefits discounted at 3.5% per annum.

Results

In the base-case analysis, expected costs from the probabilistic analysis for individual and group interventions were: £267 and £157 for physical activity promotion, £810 and £485 for cognitive behavioural therapy (CBT)-Fatigue and £462 and £214 for mindfulness. The expected QALYs gained were similar for mindfulness and physical activity promotion (0.061 and 0.060, respectively), but lower for CBT-Fatigue (0.045). All interventions provided positive incremental net monetary benefit (INMB) versus usual care when valuing a QALY at £20 000. However, since group interventions are less costly than individual ones, and we assumed equivalent clinical benefit, they are expected to provide greater INMB. These findings remained robust across different scenarios, except for CBT-Fatigue (individual), which had negative INMB in some scenarios.

Conclusions

There remains uncertainty regarding which intervention is most cost-effective due to limitations in the underlying evidence base. Future research is recommended to compare the cost-effectiveness of these interventions across a broad population with different chronic conditions.

Effectiveness of an online interval group therapy for children with developmental language disorders: protocol for a randomised controlled intervention study

Por: Heiland · A. · Siemons-Lühring · D. · Speckemeier · C. · Klaar · L. · Treger · P. · Sonntag · K. · Scharpenberg · M. · Tücke · J. · Neusser · S. · Brannath · W. · Mathmann · P. · Voss · T. · Neumann · A. · Rieger · T. · Heiming-Al Yosef · J. · Hesping · A. · Kanaan · O. · Weber · M.
Introduction

With a prevalence of around 7.6%, developmental language disorders (DLDs) without comorbidities are among the most common and most frequently treated childhood disorders. Standard DLD therapy in Germany consists of individual therapy sessions once per week within speech–language therapy practices. In reality, these sessions only take place every 10–14 days on average. Online therapy may be beneficial but is not yet standard practice in Germany. Although DLD group therapy has been proven to be effective, it is rarely undertaken in Germany. The aim of this study is to compare the effectiveness of online DLD therapy for small groups of children with standard one-to-one therapy.

Methods and analysis

The effectiveness of two treatment settings is evaluated in 212 children with moderate-to-severe DLD (ages 3 years to 6 years 11 months) in the multicentre, block randomised controlled trial (RCT) THErapy ONline. Five centres in Germany participate. Children are randomly assigned to the intervention group (online interval-intensive therapy, IG1, n=106) or the control group (extensive standard in-person therapy, IG2, n=106). A speech and language assessment is conducted at baseline (study entry, T0), 12 months (T1) and 18 months (T2) after therapy start. The co-primary outcome parameters are the speech and language test scores of phonological speech sound production, expressive vocabulary, grammar production and language comprehension at T1. The secondary outcome parameters comprise two composite speech and language test scores at T1 and T2, including phonological working memory scores and the individual scores of the aforementioned tests at T2, as well as process evaluation parameters (time expenditure, resource utilisation, such as salary costs of speech–language therapists, additional costs of the online therapy, adherence to appointments and therapy acceptance).

Ethics and dissemination

This study has been approved by the Institutional Ethics Review Board of Westphalia-Lippe (2022-282 f-S). Parents provide written informed consent. Findings will be disseminated through presentations, peer-reviewed journals and conferences.

Trial registration number

DRKS00030068

Cost-effectiveness modelling of early lead extraction for cardiac implantable electronic device infections in the United Kingdom

Por: Rinaldi · A. · Howell · S. · Verma · S. · Youn · J.-H. · Uehlin · A. · Vanden Baviere · H.
Objectives

To evaluate the cost-effectiveness of early lead extraction (≤7 days post-admission) compared with delayed (>7 days) or no extraction for cardiac implantable electronic device (CIED) infections in the UK using a decision-analytic model from the NHS perspective.

Design

A decision-tree model was constructed to simulate clinical and economic outcomes in adult patients with systemic or pocket CIED infections.

Setting

Secondary care hospital setting within the UK NHS.

Participants

A simulated cohort of adult patients with systemic or pocket CIED infections. Model inputs were sourced from published literature and NHS cost data (2023 £).

Interventions

Early lead extraction (≤7 days after diagnosis/admission) compared with delayed extraction (>7 days) or no extraction.

Primary and secondary outcome measures

Adverse events avoided and total healthcare costs over a 1-year time horizon; deterministic and probabilistic sensitivity analyses were conducted to assess model robustness.

Results

Early extraction was both clinically and economically superior to delayed or no extraction. For systemic infections, early extraction reduced costs by £123 056 and avoided 9.0 adverse events per 100 patients, with mortality falling from 20.0 to 7.5 per 100 patients. In pocket infections, early extraction lowered costs by £104 904 and avoided 8.4 adverse events per 100 patients, with mortality decreasing from 12.4 to 0.9 per 100 patients. Sensitivity analyses confirmed the robustness of these findings, with antibiotic failure rates being the most influential parameter.

Conclusions

Early lead extraction for CIED infections is a cost-effective, dominant strategy in the UK, reducing mortality, adverse events and overall costs. These results strongly support guideline recommendations for prompt extraction and highlight the need for improved adherence to evidence-based management of CIED infections.

Glycemia Range and Offspring Weight and adiposity in response To Human milk (GROWTH) study: protocol for an observational cohort designed to study lactational programming

Por: Josefson · J. L. · Gregg · B. · Sen · S. · Rajakumar · K. · McGowan · E. C. · Andrei · A.-C. · Arend · A. B. · Rick · A.-M. · Marshall · E. · Caal · K. · Robinson · D. T.
Introduction

Maternal human milk feedings continue an offspring’s exposure to the programming stimuli of maternal metabolism during the postnatal period. While considerable research focuses on associations between in utero environments and offspring metabolic disease, few studies have been able to specifically measure how human milk composition modifies programming of children’s growth in conjunction with comprehensive measures of maternal glycaemia during pregnancy.

Methods and analysis

The Glycemia Range and Offspring Weight and adiposity in response To Human milk (GROWTH) Study is a longitudinal cohort enrolling women with a singleton pregnancy who (1) undergo serial testing of glycaemia during pregnancy and (2) are intending to provide their breast milk through direct breastfeeding or pumped milk as the primary nutrition for their infant. Enrolment started in October 2023 and is expected to be completed in December 2026. Key procedures include virtual lactation support visits, serial human milk sampling at three time points, maternal and infant blood sampling, serial maternal and child anthropometric measurements and diet assessment. After delivery, mother–child dyads are followed until children turn 2 years of age. The primary exposure variable is maternal glycaemia obtained from a fasting, 3 hour 100 g oral glucose tolerance test performed at 24–28 weeks of gestation, and the primary outcome measure is the composite of human milk linoleic and docosahexaenoic acid concentrations in milk samples collected at 1 month postpartum.

Ethics and dissemination

Lurie Children’s Hospital Institutional Review Board (IRB) provides central oversight of the GROWTH Study in conjunction with each participating centre’s IRB. The GROWTH Study data has the potential to inform perinatal health and future research in lactation and human milk science by providing comprehensive measures of human milk composition and early childhood growth and body composition parameters impacted by maternal metabolism in pregnancy.

Towards an integrated model for dengue management: a scoping review

Por: Salehi · M. · Mousa Farkhani · E. · Moghri · J. · Ghasemian · A. · Tabatabaee · S. S. · Hooshmand · E.
Objective

To systematically identify and synthesise dengue management strategies, levels of implementation, management dimensions, key challenges and proposed solutions across health systems worldwide.

Design

A scoping review following the Arksey and O’Malley framework and reported in accordance with the Preferred Reporting Items for Systematic Reviews and Meta-Analyses Extension for Scoping Reviews guidelines.

Data sources

PubMed, Scopus, Web of Science, Embase and the Cochrane Library were searched for studies published between January 2003 and December 2024. Reference lists of included studies were also manually screened.

Eligibility criteria

English-language, peer-reviewed articles and reviews focusing on dengue management strategies, challenges and solutions at any health system level were included. Studies without full-text access or outside the scope of dengue management were excluded.

Data extraction and synthesis

Two reviewers independently screened studies and extracted data using a structured form. Extracted data were charted and synthesised using an inductive thematic approach to identify core strategy domains, implementation levels, challenges and solutions.

Results

Of 4822 records identified, 34 studies met the eligibility criteria. Dengue management strategies were categorised into six domains: vector and environmental control; surveillance and early warning systems; vaccination; enhancement of diagnostic and treatment services; community participation and education; and governance with intersectoral coordination. Implementation occurred at community, municipal, national, regional and international levels. Key challenges were grouped into five domains: structural and resource-related; sociocultural; governance and policy; scientific and technological; and climate- and urbanisation-related factors.

Conclusions

Global dengue management is increasingly adopting integrated, multi-sectoral approaches. Effective dengue control requires strengthening health system infrastructure, institutionalising community engagement and leveraging scientific and technological innovations. Sustained political commitment, stable financing mechanisms and coordinated governance across sectors are essential for resilient and sustainable dengue control.

Spatial distribution and determinants of unimproved sanitation facilities among households in Somalia: Using Somalia integrated household budget survey (SIHBS 2022)

by Omar Muhumed Maidhane, Omran Salih, Abdisalam Hassan Muse, Abdirahman Omer Osman, Muse H. Abdi, Mahdi Hashi Hassan, Nur Mohamud Ali, Shacban Abdilahi Elmi

Background

Access to adequate sanitation remains a critical public health challenge in Somalia, where a large portion of the population relies on unimproved facilities due to persistent conflict, climate shocks, and political instability. This reliance contributes to a high burden of waterborne diseases. This study aimed to assess the spatial distribution of unimproved sanitation and identify its individual and community-level determinants using recent national data to inform targeted interventions.

Methods

This study is a secondary analysis of the 2022 Somalia Integrated Household Budget Survey (SIHBS), which included 7,212 households. The primary outcome was the use of unimproved sanitation facilities, categorized according to the WHO/UNICEF Joint Monitoring Programme (JMP) definitions. We employed a multilevel logistic regression model to identify individual and community-level determinants associated with unimproved sanitation. To analyze the spatial patterns of unimproved sanitation, we used Global Moran’s I for spatial autocorrelation and the Getis-Ord Gi* statistic for hotspot analysis.

Results

Overall, 36.87% of Somali households use unimproved sanitation facilities. There are significant disparities across residence types, with the highest prevalence among nomadic populations (83.28%), followed by rural (51.10%) and urban (23.88%) residents. The multilevel analysis revealed that households in permanent/formal housing (AOR: 3.42) and those with IDP status (AOR: 3.18) had significantly higher odds of using unimproved sanitation. At the community level, urban residence was paradoxically associated with higher odds of unimproved sanitation (AOR: 7.99) compared to rural areas, while nomadic populations had significantly lower odds (AOR: 0.04), likely reflecting a high prevalence of open defecation not captured as a “facility.” Spatial analysis identified significant hotspots of unimproved sanitation in the Hiraan (90.65%) and Bay (80.39%) regions, and cold spots in Banadir (5.37%) and Lower Shabelle (3.70%).

Conclusion

The findings highlight deep inequalities in sanitation access across Somalia, driven by geographic location, socioeconomic status, and population group. The high prevalence of unimproved sanitation, especially among nomadic, rural, and displaced populations, calls for urgent, geographically-targeted interventions. A multi-pronged approach is necessary, focusing on the specific needs of different communities and addressing the underlying structural and individual-level drivers of poor sanitation to advance public health and sustainable development goals in the region.

Mass casualty incident preparedness and response: A desk review of the Code Orange Plan and Assessment of Healthcare Workers’ Knowledge, Attitudes, and Practices in a Lebanese Tertiary Government Hospital

by Linda Abou-Abbas, Rima Kashash, Mustapha Khalife, Mohamad Shafic Ramadan

Background

Effective preparedness and response to mass casualty incidents (MCI) are essential for hospital safety, operational efficiency, and the delivery of timely, high-quality patient care during emergencies. This study assessed a tertiary government hospital in Lebanon’s Code Orange plan by reviewing documentation for alignment with international guidelines and evaluating staff knowledge, attitudes, and practices (KAP) regarding MCI preparedness.

Methods

Documents reviewed at Rafik Hariri University Hospital (RHUH) included the current Code Orange plan, relevant policies, and international guidelines. A comprehensive evaluation framework was used, focusing on preparedness, incident command systems, communication, and management. A comparison with established standards was conducted to identify gaps. Complementing this, a cross-sectional study was conducted using a convenient sample of medical and non-medical healthcare workers to evaluate their KAP regarding MCI preparedness.

Results

The desk review of the RHUH Code Orange plan identified both strengths and significant gaps in MCI preparedness. While the plan defines staff roles and resources for emergency response, it lacks detailed procedures for activation strategies, surge capacity, continuity of essential services, and triage processes. Additionally, post-event recovery protocols are insufficient or absent, and the importance of regular drills is not adequately emphasized. The KAP study revealed significant differences between medical and non-medical staff in terms of MCI knowledge, involvement, and training engagement, with medical staff reporting higher levels of familiarity and desire for participation.

Conclusion

The findings underscore the need to bridge knowledge and engagement gaps between medical and non-medical staff to enhance MCI response. Key actions include interdisciplinary training to build coordination, clear communication protocols to streamline information flow, and routine drills with defined roles to strengthen preparedness. Additionally, implementing performance monitoring during drills and real MCIs, along with conducting regular evaluations, will allow for continuous refinement of response strategies.

Gut microbiome alterations among Ghanaian children with asymptomatic malaria infections

by Amma Aboagyewa Larbi, Moses Etsey, Obed Brew, Bismark Koduah, Rosemond Enam Mawuenyega, Emmanuel Kobla Atsu Amewu, Nehemiah Kweku Essilfie, Solomon Wireko, Alexander Kwarteng, Ben Adu Gyan

The human gut microbiome, consisting of bacteria, archaea, fungi, and viruses, influences various physiological processes of the body. The gut microbiome composition is shaped by factors such as diet, geography, and antibiotic use. Malaria has been a global health challenge over the years, especially in low- and middle-income countries. This study investigated how asymptomatic malaria infection altered gut microbial communities in Ghanaian children, offering insights for novel malaria control strategies. Standard aseptic phlebotomy procedures were employed to collect venous blood samples for Plasmodium species detection. The gut microbial community was profiled by sequencing the 16S rRNA V4 region, and sequence data were processed using the DADA2 pipeline in R. Asymptomatic malaria infections were predominantly mixed with P. falciparum and P. malariae. Microbiome analysis revealed that Firmicutes and Bacteroidetes comprised nearly 70% of the total microbial population. Asymptomatic individuals showed a decrease in Firmicutes abundance from 52.5% to 44.0% and an increase in Bacteroidetes from 34.7% to 45.6%. There was also a slight increase in the abundance of Proteobacteria from 3.0% to 4.8%. At the genus level, Prevotella_9 was the most abundant and exhibited the highest variability in the infected groups. The Alloprevotella and Streptococcus genera increased in both infected groups, but Escherichia-Shigella was significantly elevated in only those with mixed infections. Faecalibacterium significantly declined in asymptomatic malaria-infected individuals compared to healthy controls, with variability further reduced in mixed infections. Beta-diversity analysis indicated a significant effect of malaria status on microbial composition (PERMANOVA, p 

Determinants of cervical cancer screening among women aged 30 to 49 years in 20 low- and middle-income countries: A multilevel analysis

by Mequanent Dessie Bitewa, Thomas Kidanemariam Yewodiaw, Aysheshim Asnake Abneh, Mikias Getahun Molla, Mulat Belay Simegn, Tadele Sinishaw Jemere, Mequannt Alemu Endayehu, Aysheshim Belaineh Haimanot, Werkneh Melkie Tilahun, Atirsaw Assefa Melikamu, Tadele Derbew Kassie

Background

Cervical cancer is preventable, yet it remains a leading cause of cancer death in women. About 90% of cases and 94% of deaths occur in low- and middle-income countries (LMICs). Limited access to screening drives high incidence and mortality. Screening is central to secondary prevention and global elimination efforts.

Objective

This study aimed to assess determinants of cervical cancer screening among women aged 30–49 years in low- and middle-income countries: a multilevel analysis.

Methods

A cross-sectional study used nationally representative data from 148,605 weighted women aged 30–49 years in 20 LMICs (2019–2024). Multilevel logistic regression identified factors associated with cervical cancer screening while accounting for cluster-level variation. Statistical significance was set at p  Result

Overall cervical cancer screening uptake was 14.03% (95% CI: 13.63–14.45%), ranging from 0.92% in Mauritania to 42.98% in Zambia. Higher screening was associated with older age 40–49 years (AOR = 1.48; 95% CI: 1.41–1.54), occupation (AOR = 1.15; 95% CI: 1.10–1.21), contraceptive use (AOR = 1.38; 95% CI: 1.31–1.44), recent health-facility visit (AOR = 1.93; 95% CI: 1.84–2.02), prior abortion (AOR = 1.28; 95% CI: 1.22–1.34), female-headed households (AOR = 1.11; 95% CI: 1.05–1.18), high community education (AOR = 1.63; 95% CI: 1.49–1.79), and high media exposure (AOR = 2.54; 95% CI: 2.30–2.80). Lower uptake was observed among individuals in high-poverty communities (AOR = 0.63; 95% CI: 0.57–0.68), higher parity (1–4 birth) (AOR = 0.86; 95% CI: 0.78–0.94); (five or more births) (AOR=0.66 95% CI: 59–0.73), and those residing in rural areas (AOR = 0.89; 95% CI: 0.82–0.97).

Conclusion

Cervical cancer screening uptake in LMICs is far below the WHO 2030 target, with wide country disparities. Socio-demographic factors, health-facility contact, and community education increase uptake, while poverty and geographic barriers reduce it. Integrating screening into routine reproductive and maternal care, strengthening community and media education, and addressing structural barriers to access are essential to improving coverage.

Shared decision-making in Cervical Cancer Care at Tikur Anbessa Specialized Hospital, Addis Ababa, Ethiopia: A mixed-methods study

by Sosina Workineh Tilahun, Adiam Nega, Lealem Wagaw, Adamu Addissie

Background

Shared decision-making is crucial for alignment of treatment options with patient values and preferences. However, currently in Ethiopia, shared decision-making in clinical care of cancer, in which cervical cancer is not exceptional, is not well understood.

Aim

This study aimed to assess the perceived level of shared decision-making and its predictors in cervical cancer care at Tikur Anbessa Specialized Hospital in Addis Ababa, Ethiopia.

Methods

We employed a convergent parallel mixed-methods study design from February 18 to May 23, 2025, at Tikur Anbessa Specialized Hospital. The study used interviewer-administered questionnaires for 203 cervical cancer patients and in-depth interviews for 15 cervical cancer patients and 10 clinical oncologists. Using SPSS v26, multiple linear regression analysis was used to determine significant predictors of the perceived level of shared decision-making, with statistical significance set at P  Results

The overall mean score for the perceived level of shared decision-making was 24.94 (± 9.12), with a range of 7–44, and the standardized mean score was 2.77 (± 1.01). The perceived level of shared decision-making had positive linear associations with increased trust in oncologists (0.32, 95% CI (0.21, 0.44); p  Conclusions

The study emphasized the complex interplay of factors influencing the practice of shared decision-making in clinical care of cervical cancer. Therefore, understanding these dynamics may help to enhance the practice of shared decision-making in clinical cervical cancer care.

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