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Developing a national framework for health technology assessment in Iran: a mixed-methods Delphi consensus study

Por: Behzadifar · M. · Bakhtiari · A. · Shahabi · S. · Azari · S. · Aryankhesal · A. · Behzadifar · M.
Objectives

To develop a context-specific health technology assessment (HTA) framework tailored to the healthcare needs and system of Iran, to improve evidence-based decision-making, optimise resource allocation and support progress towards universal health coverage.

Design

A mixed-methods Delphi consensus study conducted using a three-phase, sequential approach: document review, qualitative focus group discussions and Delphi consensus rounds. The study reporting follows the Accurate Consensus Reporting Document guideline to ensure transparent reporting of consensus methods.

Setting

A national-level study conducted in Iran’s healthcare system between January 2023 and March 2024, including perspectives from public and academic institutions, policy bodies and patient organisations.

Participants

The study involved 18 purposively selected stakeholders in three focus group discussions, including policymakers, healthcare professionals, researchers and patient representatives. Subsequently, 20 HTA experts participated in three iterative Delphi rounds to refine and reach consensus on the framework components.

Outcome measures

Identification of core components and operational steps required to develop and implement a comprehensive HTA framework in Iran.

Results

The final HTA framework includes nine core components: (1) establishing a national HTA body; (2) engaging stakeholders; (3) building capacity through training and research; (4) developing standard HTA methodologies; (5) implementing prioritisation and evaluation processes; (6) ensuring sustainable funding; (7) enhancing transparency and accountability; (8) promoting continuous improvement and (9) fostering innovation. Detailed operational steps and micro-activities were developed for each component. The framework achieved an 84% consensus among Delphi panellists, indicating strong agreement on its content and applicability.

Conclusions

This tailored HTA framework provides a structured roadmap to institutionalise evidence-based decision-making in Iran’s healthcare system. Its implementation can strengthen the efficiency, equity and sustainability of healthcare planning and policy. Pilot testing is recommended to assess feasibility and scalability, with potential to serve as a model for other low-income and middle-income countries.

A multi-image codebook approach for secure text transmission

by Omar Fitian Rashid, Saba A. Tuama, Humam Al-Shahwani

In modern digital communication, Confidentiality of text transmission is remains a concern in the current online communication as cyber threats and intrusion. To address these challenges, this paper proposes a dual-layered security system that integrates cryptography and multi-image steganography to strengthen text protection during transmission. The cryptography layer is done based eight steps; in the first one, the message is converted to ASCII format, then convert the ASCII values into their equivalent binary numbers and make a complement to the binary values where each 0’s becomes 1’s and vice versa. In the next step, it needs to enter a key that includes a combination of characters, numbers, and special characters. This key is also converted to binary, and then the XOR operation is made between the message of the binary values and the key. In the fifth step, switching the values of each two adjacent binary values are together and converted to decimal values. While the second layer embeds the ciphertext in several cover images using a randomized codebook along with the Least Significant Bit (LSB) substitution, thus enhancing undetectability. Experimental evaluation demonstrates fast execution times for both the encryption/decryption processes and the multi-image hiding/extraction procedures. The achieved results validate that the proposed system provides an efficient and highly secure framework for protecting sensitive information.

Postbiotics as Emerging Therapeutics for Skin Wound Healing and Dermatological Care: Clinical Trends and Mechanistic Insights

ABSTRACT

Postbiotics, non-viable microbial components or metabolites derived from probiotics, represent a promising new class of therapeutic agents in dermatological and wound-healing science. This review highlights the bioactive potential of postbiotics in modulating inflammation, enhancing tissue regeneration, and restoring microbiota balance in skin wounds. Through analysis of recent experimental and clinical studies, postbiotics were found to accelerate wound closure, stimulate collagen synthesis, and improve barrier integrity while providing antimicrobial and immunomodulatory benefits. Their incorporation into topical formulations and wound dressings has shown to regulate moisture, prevent infection, and support optimal healing conditions. In contrast to live probiotics, postbiotics are stable, safe, and free from viability-related limitations, making them ideal for cosmetic and medical use. Overall, postbiotics represent an innovative, next-generation strategy for skin regeneration and wound management.

‘Giving and Receiving’—Peer Volunteers' Experiences of Online Perinatal Support: A Qualitative Study

ABSTRACT

Aim

To explore peer volunteers' experiences of delivering online support through SMART to at-risk mothers during the perinatal period, to inform future improvements to mobile-health-application (mHealth app) based peer-support interventions.

Design

Descriptive qualitative research.

Methods

The study was conducted between February 2024 and June 2025 in a tertiary public healthcare institution in Singapore. Twenty peer volunteers were recruited via convenience and snowball sampling and participated in individual semi-structured interviews. Interviews were audio-recorded, transcribed verbatim and analysed using thematic analysis.

Results

Four themes were identified: (a) Giving and receiving: the inner world of peer volunteers; (b) Navigating relational complexity in digital peer support; (c) Facilitating connection and continuity in digital peer support; and (d) Building better connections through supportive ecosystems.

Conclusion

Peers reported experiencing reciprocal benefits, such as a sense of fulfilment and achievement, while supporting mothers. Shared experiences and psychosocial vulnerabilities enhanced relatability, reassurance and rapport, which sustained supportive relationships. Challenges encountered by peers highlighted the need for strengthening both intervention design and peer training.

Implications for Patient Care

Regular check-ins by programme facilitators, alongside clear information, flexible guidelines and reassurance, can improve peer volunteers' motivation and resilience, thereby ensuring consistent and sustainable support for at-risk mothers.

Impact

Examined peer volunteers' experiences in providing online perinatal support to mothers with diverse psychosocial vulnerabilities. Peers offered emotional, informational and practical support, while mothers benefited from learning how peers had coped with their psychosocial vulnerabilities. Shared experiences fostered confidence and reassurance among mothers that they, too could overcome similar adversities. Valuable in providing both medically accurate perinatal information and meaningful social support to perinatal mothers.

Reporting Method

The reporting of the study adheres to the standards outlined in the Consolidated Criteria for Reporting Qualitative Research (COREQ) checklist.

Patient or Public Contribution

Mothers and peer volunteers contributed valuable insights and suggestions that helped in the design of the intervention.

Psychosocial adjustment in patients with diabetic retinopathy in northeastern Iran: a qualitative study based on the transactional stress theory

Por: Salehnezhad · A.-S. · Sedghi · F. · Mahdizadeh · M. · Jamali · J. · Shoeibi · N. · Vahedian-Shahroodi · M.
Objectives

This study aimed to explore the psychosocial adaptation processes and coping methods among patients with diabetic retinopathy (DR), emphasising the importance of understanding their lived experiences.

Design

A qualitative study using semi-structured interviews.

Setting

A tertiary eye hospital in northeastern Iran.

Participants

The participants comprised patients with DR, their families and healthcare professionals.

Methods

Qualitative data were analysed based on transactional stress theory using deductive thematic analysis to identify psychosocial adaptation concepts.

Results

65% of participating patients had DR for more than 5 years. Analysis of 49 patient and 14 healthcare professional interviews revealed 6 key themes encompassing 15 categories and 33 subcategories: primary appraisal (threat perception, motivational assessment, self-blame), secondary appraisal (perceived control over disease outcomes, perceived control over emotions, self-efficacy), coping efforts (problem management, emotional regulation), meaning-based coping (positive reassessment, reinforcement of religious beliefs, constructive approach), moderators (seeking information, all-encompassing assistance) and adaptation (emotional health, individual-social functioning).

Conclusions

The analysis revealed that deficits in disease awareness, financial and systemic barriers and emotional distress significantly impeded adaptive coping. Conversely, self-efficacy, social and organisational support, and meaning-based coping strategies were key facilitators. Our findings suggest that facilitating positive psychosocial adjustment in patients with DR may require interventions that address these specific barriers and leverage these facilitators, such as providing comprehensive disease knowledge and constructing robust support systems. This study highlights the potential value of a holistic care approach that integrates medical treatment, targeted patient education and psychological support to improve the overall quality of life for these patients.

Integrating the digital culture of youth in clinical mental health assessments: protocol for the codesign and pilot test of an interview method

Por: Paquin · V. · Aversa · S. · Nickrenz · E. · Jarvis · G. E. · Park · M. · Ferrari · M. · Shah · J.
Introduction

Digital media practices have varied implications for the mental health of youth, notably as a function of sociocultural and environmental factors. However, there are limited tools available to guide the assessment of digital culture in clinical practice. This study will aim to design and pilot test an interview tool for the assessment of youth digital culture, as a companion to the Cultural Formulation Interview which broadly assesses cultural factors in mental healthcare.

Methods and analysis

We will recruit youth aged 16–35 years and receiving mental healthcare in Montreal, Canada, to codesign (n=10) and evaluate (n=20) the interview tool. We will also recruit clinician participants (n=10) to provide feedback on the interview. The tool will be developed with codesign participants using the nominal group technique and subsequently tested with the evaluation participants. We will provide the evaluation participants and clinicians with a written summary of the interview and will assess their perspectives on the feasibility, acceptability and utility of the interview method through surveys and debriefing interviews. We will conduct reflexive thematic analysis of the interview transcripts and descriptive quantitative analyses of the feasibility, acceptability and utility scores.

Ethics and dissemination

The study received ethical approval from the Research Ethics Board of the CIUSSS de l’Ouest-de-l’Île-de-Montréal (MP-18-2025-1164). The results will be interpreted in consultation with codesign participants and will be disseminated through peer-reviewed publications, workshops for clinicians and academic conferences.

Clinicians' Experiences in Care Delivery to Culturally and Linguistically Diverse Patients in the Emergency Department: A Social Ecological Perspective

ABSTRACT

Aims

To explore the influence of broader cultural and social factors on clinicians' care delivery to patients from culturally and linguistically diverse backgrounds in the emergency department.

Design

A qualitative exploratory study.

Methods

A social ecological perspective drawn from a Social Ecological Model was used to guide the study. Clinicians from two public hospital emergency departments in Southeast Queensland, Australia were recruited with purposive and snowballing sampling strategies. Semi-structured interviews were undertaken between October 2022 and September 2023. Data were analysed using a content analysis approach.

Results

Seventeen clinicians participated in the interviews: nine nurses and eight doctors. Nine participants were born in a country outside of Australia. Three main themes were generated from the interview data: (i) cultural and religious diversity and challenges in care delivery; (ii) social interactions and communication in clinical care; and (iii) perception about care delivery, services and supports.

Conclusion

Findings from this study offer insight into clinicians' experiences and perspectives regarding the influence of cultural and religious diversity as well as cross-cultural communication and prejudice in care delivery. Social interactions and communication in clinical care were found to facilitate care delivery process and navigate challenges. Cultural competency training and multicultural services and resources can help support clinicians in providing culturally appropriate care in the emergency department.

Implications for the Profession and Patient Care

The findings of this study may help inform the development of practical guidelines and strategies to support clinicians in care delivery. Appropriate training regarding cultural competency is essential to promote culturally appropriate care. Developing a tailored multicultural service and targeted resources in the emergency department is recommended in clinical practice.

Reporting Method

The consolidated criteria for reporting qualitative research checklist was used.

Patient and Public Involvement

A health consumer representative was involved to provide advice on the study conceptualization and data interpretation.

Sociodemographic and clinical factors associated with non-adherence to stroke medication: an analytical, multi-hospital cross-sectional survey in Punjab, Pakistan

Por: Arshed · M. · Gillani · A. H. · Kiran · M. · Ashraf · W. · Virk · M. K. S. · Umer · M. F. · Samkari · J. A. · Arshad · H. · Qamer · S. · Shahbaz · S. · Howard · N. · Fang · Y.
Objective

Studying issues related to stroke medication non-adherence is essential for secondary prevention of stroke. This study aimed to identify the prevalence of medication non-adherence and risk factors among stroke survivors. The reasons behind this are that some patients may not follow stroke medication plans, and potential ways to help patients adhere better to medication plans.

Design

This study employed a cross-sectional patient survey.

Setting

The study was conducted in 20 public and private healthcare facilities in a resource-constrained setting, in Punjab, the largest province of Pakistan.

Participants

We included 6538 stroke survivors aged 21–75 years with at least a 6 month history of stroke who were prescribed one or more anti-stroke medications and met the inclusion criteria.

Primary outcome measures

The main outcome was medication non-adherence, measured by the Self-Efficacy for Appropriate Medication Scale (SEAMS) and self-reported pill count. Descriptive statistics were used to summarise study variables. chi-square (²)/Fisher’s exact test and independent t-test/ANOVA were employed. A generalised linear model (logit model using multivariable logistic regression shows that several factors are associated with medication non-adherence and adherence. Odds ratio (OR) plots were generated using Seaborn and Matplotlib.

Results

Non-adherence based on pill counts was 49.7%, while the mean SEAMS score (31.3±7.7) showed moderate self-reported adherence. After adjusting for age, gender, marital status, education, income, health insurance, smoking status, comorbidities, stroke type, disease duration, blood pressure control, number of medications, dosing frequency, physiotherapy continuation, perceived side effects and doctor-patient satisfaction, we found that female gender (vs male: AOR 0.31, 95% CI 0.27 to 0.35), lower income (10k–25k PKR vs >100k PKR: AOR 0.31, 95% CI 0.23 to 0.41; 26k–50k PKR vs >100k PKR: AOR 0.57, 95% CI 0.47 to 0.68), primary/secondary education (vs postgraduate: AOR 0.74, 95% CI 0.64 to 0.87), controlled BP (vs uncontrolled: AOR 0.66, 95% CI 0.59 to 0.73), longer disease duration (≥5 years vs

Conclusion

This study addresses the significant issue of medication non-adherence in stroke patients in Pakistan, reflecting global patterns yet remaining under-explored locally. It emphasises the critical role of adherence in managing chronic conditions such as stroke, where consistent use of preventive therapies is vital for reducing recurrence and improving outcomes. While the non-adherence rates are consistent with global trends, there is a notable lack of observational studies and epidemiological data in the Pakistani context. Our findings support a comprehensive approach to enhance medication adherence, taking into account the complex connections among social, behavioural and clinical factors. It also highlights the importance of maintaining detailed records to monitor adherence trends, identify high-risk groups and inform targeted public health interventions.

Telehealth Education Leveraging Electronic Transitions Of Care for COPD Patients (TELE-TOC): a study protocol for a type II hybrid effectiveness-implementation randomised, pragmatic clinical trial of a pharmacist-led intervention

Por: Ramadurai · D. · Lee · C. T. · Traeger · L. · Pucci · G. · Jackson-Sagredo · A. · Shah · S. · Abraham · J. · Arora · V. M. · Press · V. G.
Introduction

Transitions of care (TOC) between hospital, ambulatory and home settings for high-risk adults with chronic diseases are complex, costly and often result in poor health outcomes. Suboptimal care transitions lead to medication errors, non-adherence, decreased self-management skills and inadequate follow-up, all of which contribute to readmissions or emergency department visits. The Transitional Care Model aims to address these challenges through patient-centred, in-home interventions. We propose to implement and evaluate TELE-TOC: Telehealth Education Leveraging Electronic Transitions Of Care for Chronic Obstructive Pulmonary Disease (COPD) patients. This study will evaluate the added value of a virtual, pharmacy-based intervention integrated into an existing COPD TOC program within a single healthcare system.

Methods and analysis

Informed by the Proctor Framework implementation, service and health outcome domains, we will conduct a randomised controlled trial comparing the addition of at-home pharmacy team-based virtual visits to the standard of care (ie, our existing COPD TOC programme). Adult patients hospitalised for a COPD exacerbation will be randomised to receive the standard COPD TOC programme alone or the standard programme plus TELE-TOC virtual at-home pharmacy visits. We will use a pragmatic type II hybrid effectiveness-implementation trial. The primary effectiveness outcome is inhaler technique at 30 days postdischarge, and the primary implementation outcome is the proportion of patients receiving the intervention. Intention-to-treat analysis will be applied to all outcomes with ² and logistic regression models adjusting for demographic factors. Treatment effects through 30 days will be assessed with generalised estimating equations and generalised linear mixed models.

Ethics and dissemination

This study, the waiver of consent and the opt-out flyer were approved by the University of Chicago Institutional Review Board (23–0934). Dissemination of the findings is planned for up to 4 years of completion of the study to local, regional and national conferences and peer-reviewed journals.

Trial registration number

NCT05897125.

Determinants of 30-day readmissions in adult patients with heart failure in Pakistan: a prospective cohort study protocol

Por: Sumreen · A. · Asmat · K. · Victor · G. · Ullah Shah · S. · Froelicher · E. S.
Introduction

Heart failure (HF) is a prevalent cardiovascular disease worldwide, affecting 1–2% of adults. According to the WHO 2022 report, Pakistan ranks 18th globally for HF-related deaths. The exact prevalence of HF is not well documented. Additionally, knowledge and self-care behaviour among patients with HF are suboptimal. Therefore, this study aims to assess the knowledge and self-care behaviours of patients with HF before being discharged from the hospital and tracks the time to 30-day readmissions.

Methods and analysis

A prospective cohort research design will be used. Patients will be recruited from three tertiary care hospitals through consecutive sampling based on specific inclusion criteria. A structured tool will be used to collect demographic and clinical variables from 227 patients with HF. The Urdu version of the knowledge and self-care behaviour questionnaires will be used to collect the data. Kaplan-Meier product limit method and Cox proportional hazards model will be employed to obtain estimates with 95% CIs.

Ethics and dissemination

The study has been approved by the Institutional Review Board (IRB) of Shifa Tameer-e-Millat University, Pakistan (IRB 103-24), and written permission was obtained from the administration of the understudy hospitals. Before obtaining a written consent, all patients will receive detailed information about the study. Patients will have the freedom to withdraw from the study at any point. Patients’ confidentiality will be ensured. The study findings will be disseminated to essential stakeholders and published in scientific papers and conference proceedings.

Development and psychometric evaluation of a safety instrument for patients with cognitive impairment in hospital: an exploratory sequential mixed-methods study protocol in Iran

Por: Shahmari · M. · Palese · A. · Bahramnezhad · F. · Shafiee Sabet · M. · Dehghan Nayeri · N.
Introduction

Cognitive impairments, such as dementia and Alzheimer’s disease, are considered a significant public health challenge as they affect mental functions like memory, attention, language and decision-making. With the growing number of older individuals, the prevalence of these diseases is also increasing and is projected to reach 152 million worldwide by 2050. These disorders result in difficulties with judgement, communication and daily activities, leading to more hospitalisations and risks such as disorientation in the environment and a higher likelihood of falls. Current hospital safety assessment tools mainly focus on physical aspects and overlook other crucial factors. Therefore, this study aims to clarify the concept of safety challenges for patients with cognitive impairment and to develop and psychometrically validate a multidimensional instrument for use in hospital settings.

Methods

A sequential exploratory study with mixed methods will be conducted. In the first qualitative phase, based on a content analysis approach, the aim is to explain and clarify safety issues in patients with cognitive impairment. Participants will be purposively selected until saturation is reached in educational-therapeutic centres affiliated with the University of Medical Sciences, and unstructured in-depth interviews will be conducted. The data will be analysed simultaneously using MAXQDA V.20 software. Additionally, a literature review on safety issues in patients with cognitive impairment will be conducted to supplement aspects that may not have emerged in the interviews.

In the second phase, an instrument based on the inductive–deductive method will be developed. The items will be created based on the participants’ experiences and the literature review. Face, content and construct validity, as well as reliability, will be assessed. Data synthesis will involve a linkage strategy, where the qualitative data will be linked to the quantitative data immediately after the completion of the qualitative phase, once the protocols are developed.

Ethics and dissemination

This study is part of a postdoctoral project approved by the Tehran University of Medical Sciences Research Ethics Board (IR.TUMS.FNM.REC.1403.006). Findings will be disseminated at the local, national and international levels.

Diagnosing deep vein thrombosis early in critically ill patients (DETECT) trial: a protocol for a randomised controlled trial

Por: Arabi · Y. M. · Alenezi · F. · Al-Hameed · F. · al Humedi · H. I. · Kharaba · A. · Alhazzani · W. · Alshahrani · M. S. S. · Algethamy · H. · Maghrabi · K. · Chalabi · J. · Ardah · H. I. · Alahmari · A. M. · AlQahtani · R. M. · Ababtain · A. A. · Al-Filfil · W. A. M. · Al-Fares · A. A.
Introduction

Deep vein thrombosis (DVT) in critically ill patients is often undetected. However, it is unclear whether ultrasound surveillance for early detection of DVT in high-risk medical-surgical intensive care unit (ICU) patients improves patients’ outcomes. The DETECT trial (Diagnosing deep-vein thrombosis early in critically ill patients) evaluates the effect of twice-weekly bilateral lower limb ultrasound compared to usual care on 90-day mortality of critically ill adult patients admitted to medical, surgical and trauma ICUs.

Methods and analysis

The DETECT trial is an international, parallel-group, open-label, randomised trial, which will recruit 1800 critically ill adults from over 14 hospitals in Saudi Arabia and Kuwait. Eligible patients will be allocated to twice-weekly bilateral lower limb ultrasound or usual care. The primary outcome is 90-day mortality. Secondary outcomes include lower limb proximal DVT, pulmonary embolism and clinically important bleeding. The first patient was enrolled on 21 March 2023. As of 8 April 2025, 711 patients have been enrolled from 14 centres in Saudi Arabia and Kuwait. The first interim analysis was conducted on 14 May 2025. We expect to complete recruitment by December 2026.

Ethics and dissemination

Institutional review boards (IRBs) of each participating institution approved the study. We plan to publish the results in peer-reviewed journals and present the findings at international critical care conferences.

Trial registration number

Clinicaltrials.gov: NCT05112705, registered on 9-11-2021.

Study Protocol of a feasibility and acceptability trial of Problem Management Plus with Emotional Processing (PM+EP) for forcibly displaced youth living in Sweden

Por: Mattelin · E. · Alozkan-Sever · C. · Shahnavaz · S. · Sijbrandij · M. · Mittendorfer-Rutz · E. · Akhtar · A.
Introduction

Heightened rates of mental illness among children, young people and forcibly displaced adults are well-documented. Despite this, access to care in host countries is often low. Problem-management plus (PM+) is an intervention developed by the WHO that can be delivered through task-shifting by lay counsellors and has been shown to be effective in numerous studies. At the same time, it has been shown that PM+ has a limited effect on traumatic stress symptoms, a common problem among forcibly displaced individuals. In turn, to further these benefits, a novel emotional processing (EP) module has been developed to be adjunctively delivered alongside PM+(PM+EP).

Method and analysis

The current study is a randomised controlled feasibility and acceptability study. 60 participants aged 16–25 will be randomly allocated to either PM+, PM+EP or care as usual. The primary outcome of this study will be the feasibility and acceptability of the delivery of PM+EP in forcibly displaced youth. Secondary outcomes are self-rated measures of distress, depression and anxiety, post-traumatic stress disorder, personally identified problems, hope, use of services and medications, general well-being and social support.

Ethics and dissemination

Following ethical approval in February 2024, recruitment commenced in October 2024. Study completion is anticipated by December 2025. Findings will be disseminated via peer-reviewed publications, conference presentations and communication with relevant stakeholders.

Trial registration number

NCT06878092.

Rational design of multi-epitope vaccine for Chandipura virus using an immunoinformatics approach

by Ramtin Naderian, Sajjad Ahmad, Mojgan Rahmanian, Shahrzad Aghaamoo, Aryan Rahbar, Omid Pajand, Akram Alizadeh, Shahin Nazarian, Samira Sanami, Majid Eslami

Chandipura virus (CHPV) is endemic in India, with frequent outbreaks reported. No approved medicines or vaccines exist for CHPV. We aimed to develop a multi-epitope vaccine for CHPV using immunoinformatics approaches. In this study, a multi-epitope vaccine construct was developed by combining 11 CTL epitopes, 2 HTL epitopes, and 1 linear B-cell epitope from glycoprotein (G) with 1 EAAAK linker, 10 AAY linkers, 2 GPGPG linkers, 1 KK linker, and adjuvant (RS-09 peptide). We predicted and optimized the vaccine’s protein structure. Furthermore, the vaccine 3D structure was docked with Toll-like receptor 4 (TLR4) using the Cluspro 2.0 server, and the docked complex was analyzed using molecular dynamics (MD) simulation by the assisted model building with energy refinement (AMBER) v.20 package. The vaccine’s immune simulation profile was determined, and the vaccine sequence was reverse translated and in silico cloned into the pET28a (+). The vaccine’s population coverage was 99.79% across the worldwide. The vaccine was soluble, non-allergenic and non-toxic, with high levels of antigenicity. The quality of the vaccine’s 3D structure improved following refining, and the number of residues in the most favoured regions of the Ramachandran plot increased by 94.2%. The molecular docking, with a docking score of −1157 kcal/mol, and MD simulation results revealed a robust interaction and remarkable stability between the vaccine and TLR4. The immune response simulation indicated a decrease in antigen levels and an increase in interferon‐gamma (IFN‐γ) and interleukin-2 (IL-2) concentrations after each injection. In silico results indicate that this vaccine possesses significant promise against CHPV; however, laboratory and animal studies are necessary to validate our findings.

Eosinophilic esophagitis and its association with food allergies: A United States national analysis 2016 to 2022

by Misha Shah, Abhin Sapkota, Ishaan Aravindaksha, Gedion Yilma Amdetsion, Kriti Katwal, Anas Almoghrabi

Background

Eosinophilic esophagitis (EoE) has known associations with allergic conditions. Previous studies have reported an increased frequency of EoE in patients with IgE-mediated food allergies (FA), however, statistical validation in large inpatient cohorts remains limited.

Methods and Findings

A retrospective analysis was performed using the National Inpatient Sample (NIS) database from 2016 to 2022. International Classification of Diseases, 10th Revision (ICD-10) codes were used to identify patients with a primary or secondary diagnosis of EoE and FA. Multivariable logistic regression was performed to assess the relationship between EoE and FA. Multivariable regression analysis showed a strong association between EoE and milk (aOR: 7.52, p  Conclusions

Our study supports a strong association between EoE and milk, egg, peanut, and seafood allergies, and the findings across demographics show notable disparities.

Efficacy and safety of dexamethasone in postoperative recovery following hysterectomy: a systematic review and meta-analysis

Por: Inam · K. · Qazi · M. S. · Fatima · E. · Khan · M. A. · Hassan · A. · Khan · I. · Yaseen · I. · Ali · S. B. · Gul · A. · Owais · O. · Shahzad · F. · Azeemi · A. G. · Ahmad · H.
Objectives

Hysterectomy, a common surgical procedure, is frequently associated with moderate-to-severe postoperative pain and a high incidence of postoperative nausea and vomiting (PONV). Dexamethasone, a corticosteroid, may help alleviate these symptoms; however, existing evidence is largely drawn from mixed surgical populations and does not specifically address its efficacy and safety in hysterectomy patients. This meta-analysis provides a focused and updated synthesis of randomised controlled trials (RCTs) in this population, incorporating time-stratified pain outcomes and subgroup analyses by dose, surgical approach, timing and route of administration to evaluate the role of dexamethasone in postoperative recovery.

Design

Systematic review and meta-analysis using the Grading of Recommendations, Assessment, Development and Evaluation (GRADE) approach.

Data sources

PubMed, Scopus, Google Scholar and The Cochrane Central Register of Controlled Trials (CENTRAL) were searched through 1 November 2024.

Eligibility criteria for selecting studies

We included RCTs comparing dexamethasone with placebo for postoperative outcomes in hysterectomy patients.

Data extraction and synthesis

Two independent reviewers used standardised methods to search, screen and code included studies. Risk of bias was assessed using the Cochrane Collaboration and Evidence Project tools. Meta-analysis was conducted using random effects models. Findings were summarised in GRADE evidence profiles and synthesised qualitatively.

Results

15 RCTs (1362 patients) were included. Dexamethasone significantly reduced PONV (risk ratio (RR): 0.53, 95% CI 0.47 to 0.61, p2: 0% high certainty) and pain scores at 24 hours (mean difference (MD): –0.20, 95% CI –0.35 to –0.05, p=0.009, I²=0%, moderate certainty), 8–12 hours (MD: –0.60, 95% CI –0.88 to –0.31, p2: 27%, moderate certainty and 4 hours (MD: –0.43, 95% CI –1.07 to 0.21, p=0.19, 93%, moderate certainty). It also decreased the use of rescue antiemetics (RR: 0.57, 95% CI 0.43 to 0.75, I2: 39%, high certainty) and postoperative opioid consumption (standardised MD: –0.48, 95% CI –0.90 to –0.05, p=0.03, I2: 74%, low certainty). The effects of rescue analgesics and hospital stay duration were nonsignificant. Subgroup analyses showed consistent antiemetic efficacy of dexamethasone across doses, timings, routes and procedures. For pain, greater analgesic effects were seen with higher doses and perineural administration, particularly at 8–12 hours. The risk of bias was low in most studies, but evidence of publication bias was observed for the pain score outcome.

Conclusions

Dexamethasone is an effective adjunct in hysterectomy, significantly reducing PONV and postoperative pain at 8–12 and 24 hours, particularly with 4–10 mg doses. Benefits are consistent across routes, timings and surgical approaches, with greater early analgesia after perineural use. It reduces opioid consumption but has a limited effect on rescue analgesia, supporting its role as a complementary analgesic. While generally considered safe, current safety data are limited, highlighting the need for further research. These results support its use in multimodal recovery protocols and identify priorities for future studies in high-risk and diverse surgical populations.

PROSPERO registration number

CRD42024608067.

The impact of catastrophic thinking on postural stability in individuals with chronic non-specific neck pain: a cross-sectional study in a clinical setting

Por: Alshahrani · M. S. · Reddy · R. S. · Alnakhli · H. H.
Objectives

To examine the relationship between catastrophic thinking and postural stability in individuals with chronic non-specific neck pain (CNSNP); to assess the moderating role of pain duration and intensity; and to investigate the mediating role of fear-avoidance beliefs.

Design

Cross-sectional observational study.

Setting

Outpatient musculoskeletal and pain rehabilitation clinics.

Participants

Eighty-six adults aged 18–65 years with CNSNP (mean age: 45.3±10.5 years) were recruited via purposive sampling.

Primary and secondary outcome measures

Primary outcomes included postural stability parameters—centre of pressure path length, sway velocity, range of movement in the anterior-posterior and mediolateral directions, and sway area—measured using computerised posturography. Catastrophic thinking was assessed using the Pain Catastrophizing Scale (PCS). Secondary measures included the Neck Disability Index (NDI) to evaluate disability, the Visual Analogue Scale (VAS) to measure pain intensity, the Fear-Avoidance Beliefs Questionnaire (FABQ) to assess fear-related beliefs, and the Short Form-36 (SF-36) Health Survey to evaluate quality of life. Pain duration and intensity were analysed as moderating variables, and fear-avoidance beliefs were examined as a potential mediator.

Results

Moderate positive correlations were found between PCS scores and COP path length (r=0.41, p=0.014), sway velocity (r=0.38, p=0.022) and sway area (r=0.43, p=0.011). Participants with high PCS scores demonstrated significantly worse postural stability than those with low PCS scores. Pain duration (β=0.35, p=0.004) and intensity (β=0.42, p=0.006) significantly moderated this relationship. Fear-avoidance beliefs were statistically identified as a partial mediator of the association between catastrophic thinking and postural stability (indirect effect=0.22; 95% CI 0.10 to 0.35).

Conclusions

Catastrophic thinking is linked to reduced postural stability in individuals with chronic non-specific neck pain, with pain characteristics and fear-avoidance beliefs potentially influencing this association. These results underscore the importance of psychological factors in balance and support the need for further longitudinal research to inform comprehensive management strategies.

Implementing a Scalable, personalised, behaviour Change digitAL hEalth programme in primary care for type 2 diabetes treatment: the SCALE cluster-randomised study protocol

Por: Shahidi · M. · deCourten · B. · Glennan · J. · Assange · J. · Seng-Lim · K. · Maberly · G. · Brinkworth · G. · Meyerowitz-Katz · G.
Introduction

Type 2 diabetes mellitus (T2DM) is a fast-growing chronic disease, with at least 1.3 million people diagnosed in Australia. In the Western Sydney Local Health District (WSLHD), an estimated 13.1% of all adults have T2DM. The condition significantly contributes to cardiovascular, heart and kidney diseases and causes a large disease burden. Lifestyle modifications, such as improved nutrition, increased physical activity and stress reduction, are recommended as first-line treatments for T2DM management. However, the current primary care system cannot meet the growing demands for diabetes care, necessitating the development of innovative, scalable, cost-effective solutions. Digital health technologies present a promising approach for promoting self-management in individuals with T2DM.

Methods and analysis

This cluster-randomised controlled trial aims to evaluate the feasibility and effectiveness of Gro-AUS, a localised version of the Gro Health app in Australia, to support T2DM management in Australian primary care settings. The trial will be conducted across multiple general practice clinics within the WSLHD, an area with a high prevalence of T2DM and significant cultural diversity in patient populations. Participants will be randomly assigned by clinic to either the intervention group (digital health programme) or control group (standard care). Primary outcomes include improvements in glycaemic control, cardiovascular risk factors and diabetes remission, with secondary outcomes such as weight loss, physical activity and mental well-being. Data will be collected using electronic and paper methods, with secure storage and de-identification ensuring participant privacy. The study’s mixed-method approach ensures inclusivity for patients with varying levels of digital literacy. Data will be securely stored, de-identified and used to assess the effectiveness of the intervention. Findings are expected to inform future models of diabetes care in Australia, providing evidence for the scalability of digital health technologies in chronic disease management.

Strengths and limitations

This trial is by nature unblinded. The recruitment style for a stepped-wedge trial may also bias participant engagement. However, it has direct implications for clinical practice as an effectiveness implementation trial. The design also allows for a much larger sample and more statistical power to examine outcomes.

Ethics and dissemination

This trial has been prospectively registered with the Australian New Zealand Clinical Trials Registry. Ethical approval has been granted by the WSLHD Human Research Ethics Committee prior to data collection. Results will be disseminated through publication in a peer-reviewed medical journal and shared via the Agency for Clinical Innovation, the Primary Care Health Network and through community engagement initiatives.

Trial registration

ANZCTR388639.

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