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Performance validation of an artificial intelligence-assisted chest radiograph algorithm for incidental pulmonary nodule detection in Malaysian healthcare facilities: a multicentre cross-sectional study protocol

Por: Megat Ramli · P. N. · Ahmad · N. · Aizuddin · A. N. · Abdul Hamid · Z.
Introduction

Incidental pulmonary nodules (IPNs) are commonly encountered on chest radiographs (CXRs) performed for routine clinical indications and may represent early manifestations of significant pulmonary pathology, including lung cancer. While low-dose CT screening has mortality benefits in selected high-risk populations, its implementation remains limited in many healthcare settings. Artificial intelligence (AI)-assisted CXR interpretation has the potential to enhance pulmonary nodule detection. However, evidence from Malaysian clinical practice is scarce. This study aims to evaluate the diagnostic performance of AI-assisted CXR interpretation for detecting IPNs across healthcare facilities in the Klang Valley, Malaysia.

Methods and analysis

This prospective, multicentre study will include 2452 CXRs from patients aged ≥35 years over a 6-month period across four Klang Valley healthcare facilities. Each CXR will be independently interpreted by an experienced radiologist (>5 years of experience) and analysed separately using an AI system (qXR-LNMS). An independent thoracic radiologist will determine the final classification for analysis if there is IPN detection discordance. Diagnostic performance metrics (sensitivity, specificity, positive and negative predictive values, and overall accuracy) will be calculated using a 2x2 classification matrix. Agreement between AI-assisted interpretation and radiologist reports will be assessed using Cohen’s kappa statistic. The prevalence of IPNs detected by AI-assisted interpretation and radiologist reporting will be compared using a two-proportion z-test. AI discriminative performance will be evaluated using receiver operating characteristic curve analysis and area under the curve estimation. Statistical analyses will be conducted using Statistical Package for the Social Sciences V.29, with p

Ethics and dissemination

Ethical approval has been obtained from the Universiti Kebangsaan Malaysia Research Ethics Committee and the Ministry of Health Malaysia Medical Research and Ethics Committee. Written informed consent will be obtained from all participants. The findings will be disseminated through peer-reviewed publications, scientific conferences and engagement with relevant stakeholders.

Predictors of rural medical practice in Aotearoa New Zealand: a national outcomes prospective cohort study

Por: Costello · K. · Nixon · G. · Stokes · T. · Frampton · C. · Lander · J. · Wilkinson · T.
Objectives

Identifying the factors that increase the likelihood of medical graduates choosing rural medical careers is key to addressing the global shortage of rural doctors. Using linked graduate-workforce outcomes data, this study aimed to identify predictors of rural medical practice in Aotearoa New Zealand (NZ).

Design

A national prospective cohort study linking data from the longitudinal Medical School Outcomes Database to workforce location data. Univariate and multivariate analyses were conducted to generate ORs for putative predictors of rural medical career.

Setting and participants

All NZ medical graduates from 2011 to 2019 were followed for a minimum of 3 years.

Results

During the study period, there were a total of 4152 medical graduates nationally. Included in the analysis were 3291 graduates who had linked longitudinal medical school and workforce data, of whom 133 (4%) doctors were classified as having decided on a career in rural medicine. Independent predictors of rural practice included being of rural origin (OR 2.13, 95% CI 1.19 to 3.81, p=0.011), age older than 25 years at entry to medical school (OR 2.88, 95% CI 1.54 to 5.36, p

Conclusions

This is the first national study linking medical school data to rural medical workforce outcomes. It demonstrates that previously known predictors of rural practice intention are borne out with actual career outcomes, and these also hold true at a national level. However, this research highlights that diverse pathways into rural practice are vital, given that urban-origin students and those with no early rural career intention make up a substantial number of the early-career rural medical workforce.

Nurses' Knowledge and Attitudes Toward Pressure Injury Prevention: A Systematic Review

ABSTRACT

Pressure ulcers (PUs) (also termed pressure injuries [PIs]) remain a major patient safety issue, particularly in critical care and other high-risk healthcare settings. Nurses are central to PUs/PIs prevention; however, deficiencies in knowledge, attitudes, and preventive practices among nursing staff may negatively affect patient outcomes. To systematically synthesise global evidence on nurses' knowledge, attitudes, and practices related to PUs/PIs prevention, and to identify factors influencing preventive performance. A systematic review was conducted in accordance with PRISMA guidelines. Electronic databases including PubMed, CINAHL, EBSCO, MEDLINE, PsycINFO, and Springer were searched for studies published between 2011 and 2025. Eligible studies were primary research articles examining registered nurses' knowledge, attitudes, and/or practices regarding PUs/PIs prevention, using cross-sectional, observational, or non-experimental designs. Data extraction focused on study characteristics, settings, samples, assessment instruments, and key outcomes related to knowledge, attitudes, and preventive practices. Due to methodological heterogeneity, a narrative synthesis was performed. Twenty-nine studies from diverse geographical regions were included, with sample sizes ranging from 28 to 950 nurses. Overall, nurses' knowledge of PUs/PIs prevention was frequently inadequate, particularly in prevention-specific domains. In contrast, attitudes toward prevention were generally positive across studies. Preventive practices, however, were often suboptimal. Commonly reported barriers included staff shortages, high workload, limited resources, and insufficient institutional support. Higher educational attainment, specialised clinical experience, recent training, and professional seniority were consistently associated with better knowledge, more positive attitudes, and improved preventive practices. Although nurses generally demonstrate positive attitudes toward PUs/PIs prevention, persistent gaps in knowledge and practice remain. These findings underscore the need for structured education programmes, simulation-based training, and strengthened organisational support to enhance adherence to evidence-based prevention strategies. Future research should employ experimental and longitudinal designs, standardised measurement tools, and broader international representation to support sustainable improvements in PUs/PIs prevention and patient safety.

Knowledge, attitudes and practices toward skin cancer prevention among Malaysian adults: a cross-sectional online survey

Por: Mohammed · A. H. · Hassan · B. A. R. · Wong · Y. J. · Ying · L. H. · Hong · M. L. B. · Nee · A. W. S. · Ying · L. S. · Ramachandram · D. S. · Hassan · H. S. · Jia · L. J. · Dujaili · J. · Blebil · A.
Objectives

To assess the levels of knowledge, attitudes and practices (KAP) toward skin cancer prevention among Malaysian adults and to examine differences in KAP across socio-demographic groups.

Design

Cross-sectional online survey.

Setting

Community-based study conducted in Malaysia using social media recruitment.

Participants

A total of 386 adults aged ≥18 years residing in Malaysia. Most participants were young adults (86.3%), female (55.4%) and of Chinese ethnicity (65.5%). Healthcare professionals were excluded.

Primary and secondary outcome measures

Primary outcomes were levels of knowledge, attitude and preventive practices toward skin cancer, measured using the validated KAP-SC-Q (Knowledge, Attitude and Practice of Skin Cancer Questionnaire) and categorised as poor, moderate or good. Secondary outcomes included differences in KAP across socio-demographic and clinical characteristics, analysed using independent t-tests and 2 tests.

Results

Over half of participants demonstrated poor knowledge of skin cancer (56.0%) and the vast majority showed inadequate preventive practices (84.2%), while attitudes toward skin cancer were predominantly positive (62.4%). Significant differences in mean KAP scores and categorical levels were observed across several socio-demographic variables. Participants with tertiary education had higher knowledge (14.32 vs 12.61) and attitude scores (20.01 vs 15.95; p

Conclusions

Malaysian adults exhibited limited knowledge and very poor preventive practices toward skin cancer despite generally positive attitudes. These findings highlight substantial gaps between awareness and behaviour and support the need for targeted public health interventions to correct misconceptions, improve risk perception especially in high-risk groups and promote effective ultraviolet protection behaviours.

Nursing Students' Perceptions of Acceptable Use of Smartphones During Clinical Placement: A Cross‐Sectional Study

ABSTRACT

Background

The rise in smartphone use presents opportunities and challenges in clinical settings. Despite guidelines restricting mobile phone use, nurses frequently rely on them for various purposes. While beneficial, smartphone use poses risks to information security, patient safety, and care quality, prompting the need for monitoring.

Objective

This study examined smartphone usage among nursing students and their perspectives on acceptable and unacceptable use during clinical placements.

Design

This cross-sectional study used convenience sampling to recruit undergraduate nursing students from five universities in Australia and New Zealand. Participants completed the Attitude Towards Digital Device Use during Clinical Placement (Adduct) Scale online between September 2021 and August 2022. The survey included closed and open-ended questions. Descriptive and inferential analyses were conducted using SPSS. Exploratory factor analysis identified attitudinal dimensions, while group comparisons assessed demographic variations. Qualitative responses were thematically analysed. Reporting followed the Consensus-Based Checklist for Reporting of Survey Studies (CROSS).

Results

Among 279 respondents, drawn from an eligible population of 2682 students, the response rate was 10.4%. Age significantly influenced perceptions of unacceptable smartphone use. Younger students (mean age = 25.0, SD = 9.8) were more likely to view such use as acceptable, with those up to 21 years reporting higher scores on the Unacceptable Use sub-scale compared to older peers (p = 0.024). Most respondents found smartphone use beneficial for accessing information and learning, though concerns included distractions and confidentiality breaches. Younger students were at greater risk of non-adherence to guidelines.

Conclusion

Smartphones can enhance learning and efficiency, but clear guidelines and education are needed to balance benefits with risks, particularly for younger students.

Relevance to Clinical Practice

This study highlights the need for clear guidelines and structured training to balance educational benefits of smartphone use with the risks of distraction and breaches of patient confidentiality in clinical practice.

Patient or Public Contribution

No patient or public pontribution.

STRATUM-OS: first step in the development and validation of the STRATUM tool based on multimodal data processing to assist surgery in patients affected by intra-axial brain tumours - observational study protocol

Por: Fabelo · H. · Ramallo-Farina · Y. · Morera · J. · Pineiro · J. F. · Lagares · A. · Jimenez-Roldan · L. · Burström · G. · Garcia-Bello · M. A. · Garcia-Perez · L. · Falero · R. · Gonzalez · M. · Duque · S. · Rodriguez-Jimenez · C. · Hernandez · M. · Delgado-Sanchez · J. J. · Paredes
Introduction

Integrated digital diagnostics can support complex surgeries in many anatomic sites, and brain tumour surgery represents one of the most complex cases. Neurosurgeons face several challenges during brain tumour surgeries, such as differentiating critical tissue from brain tumour margins. To overcome these challenges, the STRATUM project will develop a 3D decision support tool for brain surgery guidance and diagnostics based on multimodal data processing, including hyperspectral imaging, integrated as a point-of-care computing tool in neurosurgical workflows. This paper reports the protocol for the development and technical validation of the STRATUM tool.

Methods and analysis

This international multicentre, prospective, open, observational cohort study, STRATUM-OS (study: 28 months, pre-recruitment: 2 months, recruitment: 20 months, follow-up: 6 months), with no control group, will collect data from 320 patients undergoing standard neurosurgical procedures to: (1) develop and technically validate the STRATUM tool and (2) collect the outcome measures for comparing the standard procedure versus the standard procedure plus the use of the STRATUM tool during surgery in a subsequent historically controlled non-randomised clinical trial.

Ethics and dissemination

The protocol was approved by the participant ethics committees. Results will be disseminated in scientific conferences and peer-reviewed journals.

Trial registration number

NCT07036783.

Chrysin ameliorates methotrexate-induced hippocampal neurogenesis impairment by suppressing of oxidative stress and upregulating antioxidant enzyme activity in rodents

by Tanaporn Anosri, Soraya Kaewngam, Ram Prajit, Kornrawee Suwannakot, Nataya Sritawan, Anusara Aranarochana, Wanassanan Pannangrong, Jariya Umka Welbat, Peter Wigmore, Apiwat Sirichoat

Methotrexate (MTX) is used in treating several malignancies. However, MTX neurotoxicity remains a significant clinical side effect, leading to cell division malformation, and neurogenesis impairment. Chrysin, a flavonoid compound found in natural products, demonstrates various biological characteristics, including neuroprotective and antioxidant properties. The purpose of this study was to investigate the ameliorative effect of chrysin on oxidative damage and neurogenesis impairment caused by MTX. Male Sprague-Dawley rats were randomly divided into four groups, including the vehicle, MTX (75 mg/kg), chrysin (10 mg/kg), and chrysin+MTX groups. Chrysin was orally administered for 15 days. MTX was administered intravenously on days 8 and 15. The hippocampal neural stem cells were evaluated using sex determining region Y-box 2 (sox2) and nestin immunofluorescence staining. Antioxidant enzyme expression and the levels of oxidative stress marker were assessed. Additionally, the expressions of nuclear factor erythroid 2-related factor 2 (Nrf2), brain-derived neurotrophic factor (BDNF), cAMP-response element binding (CREB), and phosphorylated CREB (pCREB) were evaluated using Western blotting. Results showed that MTX significantly decreased the activity of antioxidant enzymes and produced oxidative stress. MTX also impaired neurogenesis, evidenced by decreased sox2 and nestin-positive cells and decreased expression of Nrf2, BDNF, CREB, and pCREB in the hippocampus and prefrontal cortex. However, chrysin significantly reversed the effects of MTX on these parameters. In conclusion, chrysin exhibits neuroprotective effects against MTX-induced neurogenesis impairment by upregulating antioxidant enzyme activity, reducing oxidative stress, and improving protein expression related to neurogenesis.

A cultural lens on decision-making in treatment decisions about inflammatory bowel disease: a qualitative analysis with South Asian patients, caregivers and clinicians in Canada

Por: Suryaprakash · N. · Ruzycki · S. M. · Raman · M. · Singh · S. · Nasser · Y. · Rai · P. P. K. · Sidhu · K. · Sidhu · S. · Marshall · D. A.
Objective

There are limited data about how South Asian (SA) patients, their caregivers and their physicians make decisions about treatment, in particular advanced therapies. The study aimed to explore how SA people with inflammatory bowel disease (IBD), their family members and clinicians experience and perceive treatment-related decision-making with the aim of identifying strategies to improve treatment decision-making in Canada.

Design

A descriptive qualitative study with in-depth semi-structured interviews.

Setting

Canada.

Participants

Adults residing in Canada, who self-identified as SA, had received treatment or cared for someone who received treatment for IBD from a gastroenterologist in Canada, and who spoke and understood English, Hindi and/or Punjabi were eligible to participate in the study. Clinician participants (eg, nurses, gastroenterologists, colorectal surgeons) were eligible if they had experience treating SA patients with IBD.

Interventions

Data from 1:1, semi-structured interviews were analysed using deductive and inductive thematic analysis.

Results

The length of time spent in Canada played a central role in patient perspectives on decision-making around IBD treatment. First or second-generation SA people, residency status, family and community involvement, universal factors like stigma, medication costs and preferences for non-pharmacological treatments influenced decision-making. Patient and caregiver participants reported high satisfaction with treatment-related decision-making processes, while clinician participants self-reported lesser satisfaction.

Conclusions

Clinicians and researchers working with SA patients in chronic disease specialties can use these findings to meet the healthcare needs and reduce disparities in optimal treatment for this patient population.

Trial registration

N/A.

Advancing Emergency Nursing Care Through International Collaboration and Behaviour Change Theory

ABSTRACT

Aim

In this paper, the development of an evidence-informed, data-driven strategy for implementation of the HIRAID emergency nursing framework in Thailand is reported. HIRAID stands for H istory including I nfection risk, R ed flags, A ssessment, I nterventions, D iagnostics, reassessment and communication.

Design

This exploratory descriptive study was underpinned by the Knowledge-to-Action framework.

Methods

The study was conducted in Chiangrai Prachanukroh Hospital (CRH) in Northern Thailand. The identified problem was no standardised approach to patient assessment and management. Adaptation of knowledge to local context occurred by feasibility assessments and experience-based co-design. Surveys designed and analysed using the Behaviour Change Wheel and Theoretical Domains Framework were used to understand the barriers to knowledge use. Selecting, tailoring and implementing the intervention was guided by the Behaviour Change Wheel.

Findings

Practice environment and behavioural diagnostics surveys were completed by 49 nurses (response rate 100%) who identified 19 enablers and 33 barriers to HIRAID implementation at CRH. Enablers and barriers were mapped to seven intervention functions (education, modelling, persuasion, enablement, training, environment restructuring, incentivisation) and 19 behaviour change techniques most likely to be effective. The study methods and results culminated in an evidence-informed, data-driven HIRAID Thailand Implementation Strategy.

Conclusion

In-depth understanding of context-specific enablers and barriers, active engagement of end-users was critical to maximising likelihood of successful implementation. Development of an evidence-informed implementation strategy for a limited resource setting was achievable with robust application of theory, key stakeholder and end-user engagement and multi-agency collaboration.

Implications for the Profession and/or Patient Care

Implementation of clinical interventions in emergency care settings is challenging, even in well-resourced settings. For end-users, knowledge that an intervention would improve patient care was a powerful enabler coupled with meaningful organisational support is critical to sustained implementation in complex nursing environments.

Impact

This study addresses the lack of standardised approach to patient assessment and management in the emergency department in a resource-limited setting. Application of robust theory is possible in middle-resource settings, and this study identified 19 behaviour change techniques that were distilled to develop a sustainable, context specific implementation strategy. Development of an evidence-informed implementation strategy for a limited resource setting with robust application of theory is possible with key stakeholder and end-user engagement and multi-agency collaboration.

Reporting Method

There is no EQUATOR guideline available for this study.

Patient or Public Contribution

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

Cognitive and physical exercise to improve outcomes after surgery (COPE-iOS) study: protocol for a randomised, controlled trial in the USA examining the efficacy of a combined cognitive and physical exercise programme performed before and after major surg

Por: Rengel · K. F. · Archer · K. R. · Jackson · J. C. · Raman · R. · Orun · O. M. · Ellison · T. · Vanston · S. W. · Ervin · H. · Lauck · A. · Provin · M. · Pandharipande · P. P. · Hughes · C. G.
Introduction

Surgery and its resulting hospitalisation are associated with subsequent cognitive and functional decline. Interventions to reduce this decline have exhibited limited success. Prehabilitation is the process of enhancing capacity and reserve before an acute stressor to improve tolerance of the acute physiologic insult. Older adults requiring major surgery are an ideal population for prehabilitation. Prehabilitation exercise studies have mostly focused on physical training to improve physical outcomes after specific surgery types, and data on cognitive outcomes and in broader surgical populations are needed. Computerised cognitive training (CCT) has been shown to enhance memory, processing speed, attention and multitasking. Combining CCT with a physical exercise may be most effective in reducing cognitive and functional decline in older patients undergoing major surgery, but has yet to be evaluated.

Methods and analysis

The COgnitive and Physical Exercise to improve Outcomes after Surgery (COPE-iOS) study is a randomised, controlled, participant and assessor blinded clinical trial testing the hypothesis that a pragmatic programme combining CCT and physical exercise throughout the perioperative (ie, preoperative and postoperative) period will improve long-term cognitive and disability outcomes in older surgical patients at high risk for decline. The trial aims to randomise 250 patients who undergo major surgery for a treatment period of approximately 1 month prior to surgery and 3 months after surgery, with a follow-up period of 12 months after surgery. The primary outcome is global cognition at 3 months after surgery. Key secondary outcomes include global cognition at 12 months after surgery and disability in activities of daily living and depression at 3 and 12 months after surgery.

Ethics and dissemination

Trial protocol has been approved by Vanderbilt Human Research Protections Programme (#202496) and an independent Data Safety Monitoring Board. Results will be presented at scientific conferences and submitted for publication.

Trial registration number

ClinicalTrials.gov Registry NCT04889417.

Mapping evidence on implementation research in oral health: a global scoping review protocol

Por: Rao · A. · James · A. · Monga · N. · Janakiram · C.
Introduction

Oral health is an integral part of overall health and well-being, yet oral diseases remain highly prevalent, affecting an estimated 3.7 billion people worldwide. The greatest burden arises from periodontitis, tooth loss and oral cancers, while untreated dental caries continue to be the most common condition globally. Despite advances in preventive technologies, community-based programmes and clinical innovations, the global burden of oral diseases has not proportionately declined. This highlights a persistent evidence–practice gap in oral health, where effective interventions have not been translated into routine practice at scale. Implementation research provides a valuable lens to understand how oral health interventions can be adopted, adapted and sustained in diverse real-world contexts. However, evidence on implementation strategies, frameworks and contextual factors in oral health remains fragmented, with no comprehensive synthesis to date.

Methods and analysis

The review will follow Joanna Briggs Institute methodology for scoping reviews. A three-step search strategy will be applied to locate published and unpublished literature, including PubMed, Scopus, PsycINFO, Embase and grey literature sources such as World Health Organisation and Centers for Disease Control and Prevention publications, government and non-governmental organisation reports and academic theses. No date restrictions will be applied. Duplicates will be removed using Zotero. Following screening and full-text review in JBI SUMARI, data will be extracted using a predesigned tool and synthesised descriptively. Results will be presented in evidence tables and a narrative synthesis, supported by figures and thematic mapping of strategies, frameworks and contextual factors.

Ethics and dissemination

Ethics approval is not required for this scoping review. The findings will be disseminated through peer-reviewed journal publications and conference presentations.

Linking everyday physical activity and capacity tests using wearable and mobile technologies in older adults and cardiac cohorts: protocol for a pilot observational study

Por: Caramaschi · S. · Maus · B. · Olsson · C. M. · Smedberg · D. · Kristen · H. · Whitehead · M. · Orchard · E. · Salvi · D.
Introduction

This study investigates the potential of digital health technologies (DHTs), such as wearable devices and smartphones, to complement traditional submaximal functional capacity tests, such as the 6 min walk test (6MWT) and the timed up and go test (TUG). While these traditional tests are widely used due to their simplicity and relevance to daily living activities, they have limitations, including infrequent administration and the need for clinical observation. DHT offers continuous, real-world monitoring, which may accurately reflect patients’ health status and effectively inform clinical decisions. However, there is a need to establish the validity of the data and metrics computed through DHT and understand patient perspectives on using such technology.

Methods and analysis

This is an observational pilot study (Synergy Digital Health study) that aims at linking wearable data with traditional test outcomes and assessing participants’ acceptance and usage of such DHT. A cohort of 30 cardiovascular patients from Oxford University Hospitals, UK, and 30 community-dwelling elderly people from social centres in Helsingborg, Sweden, will use wearable devices for 2 months in free-living conditions, they will fill out technology acceptance questionnaires (AQs), have baseline assessments and perform physical tests such as the 6MWT and TUG using the Mobistudy smartphone app. Subgroups will participate in codesign workshops to identify experience-based design recommendations for the technology. Quantitative and qualitative methods will be adopted to analyse the collected data.

Ethics and dissemination

The study protocol received ethical approval in Sweden from the Etikprövningsmyndigheten (2024-04886-01) and in the UK from the National Health Service (NHS) Research Ethics Committees (Iras project ID: 340870), in accordance with local regulations. All participants are asked for written informed consent. The results of the study will be shared via scientific journals and conferences.

Multicentric longitudinal study on malaria burden, vector bionomics and health system assessment in diverse eco-epidemiological settings in the context of malaria elimination in India: study protocol

Por: Rahul · A. · Thiruvengadam · K. · Sharma · R. · Jabir · M. · Viswan · A. · Jency · P. J. · Bharadwaj · N. · Muthukumaravel · S. · Shriram · A. N. · Raju · H. K. · Kannan · S. · Singh · M. · Bhuyan · P. J. · Jain · T. · Rahi · M.
Introduction

Malaria remains a major public health challenge in India, with transmission dynamics varying widely across ecological, epidemiological, sociobehavioural and health system contexts. Achieving the national malaria elimination target by 2030 requires integrated, context-specific evidence to design effective interventions. This study aims to generate a comprehensive understanding of malaria transmission and factors surrounding it across diverse eco-epidemiological settings in India by assessing malaria burden, identifying determinants of transmission, evaluating health system performance and equity, characterising vector bionomics and insecticide resistance, and examining the influence of environmental drivers.

Methods and analysis

This longitudinal, multicentric study will be conducted in collaboration with the national programme in 12 districts spanning 10 states in India, covering a population of around 25 000 individuals representing varied ecological contexts (urban, periurban, rural, forest-foothill and coastal) and malaria endemicity levels. In each district, two clusters (villages) with a population of 1000 individuals will be included. A baseline mass survey will estimate malaria prevalence using bivalent rapid diagnostic tests (RDTs) and blood smear microscopy, with low-density parasitaemia detected by PCR in a subset of RDT-negative samples. Participants will be followed for 1 year, with monthly screening of symptomatic individuals using RDT and microscopy, and testing a subset of asymptomatic individuals to detect subclinical infections. Sociobehavioural data will be collected through structured interviews and household observations, with purposive inclusion of vulnerable groups, pregnant women, migrants, elderly persons, individuals with disabilities and tribal populations to assess equity dimensions through mixed-methods approaches. Health system performance will be evaluated through key informant interviews with programme officials, health workers, patients, private practitioners and traditional healers. Entomological surveillance will document vector species composition, density, infection rates and assessment of susceptibility status and intensity of insecticide resistance to commonly used public health insecticides. Environmental variables, including temperature, rainfall and humidity, will be linked with entomological and epidemiological data to explore spatiotemporal relationships.

Ethics and dissemination

The protocol was approved by the Institute Human Ethics Committee of ICMR-Vector Control Research Centre (IHEC 03-0125/N/F). All standard ethical practices will be adhered to. The findings will be shared with stakeholders and published in reputed open-access journals.

Suicidal thoughts and behaviours in pre-adolescent children: a population-based study in Olmsted County, Minnesota

Por: Ramachandran · N. · Firwana · M. · Murad · S. T. · Kabbara Allababidi · A. · Wang · Z. · Murad · M. H. · Sim · L. A.
Objectives

To describe the incidence, presentation and long-term health outcomes of suicidal thoughts and behaviours (STBs) in children aged 12 years or under.

Methods

This population-based study included children identified through the Rochester Epidemiology Project who presented between 2005 and 2023 with STBs across primary, secondary and tertiary care centres in Olmsted County, Minnesota, USA. Information related to the patient and family characteristics, presentation, prior history and outcomes was manually extracted by two independent researchers. Patients were excluded if the index visit note could not be located, the patient had no suicidal ideation, attempts, intent or plan, was older than 12 years 11 months at the index date, less than 2 years old or was a duplicate entry.

Results

The average annual population was 28,035 children, of which 637 presented with STBs (mean (SD) age, 10.6 (1.7) years; 51.2% girls, 76.3% White, average follow-up 7 years). The majority of the cases presented to the emergency department (ED) 491 (77.1%). The annual incidence per 100,000 person-years tripled from 68.8 in 2005 to 208.6 in 2023. Overall, 105 patients (16.5%) presented with a suicidal attempt. There were no cases of death by suicide. A prior psychiatric diagnosis was present in 454 (71.3%). STB events were preceded by a precipitating event in 471 (73.9%), the most common of which was an argument with a parent, followed by a bullying event and family distress. A specific suicide plan was reported by 328 (51.5%) with laceration reported most frequently, followed by hanging and overdose. Significant predictors of a suicide attempt were previous use of mood stabilisers (OR 3.21; 95% CI 1.24 to 7.97) and having a specific plan (OR 2.73; 95% CI 1.72 to 4.41). Children who had suicidal attempts had more subsequent ED visits (3.50 vs 2.58; p=0.009) and hospitalisations for psychiatric reasons (1.90 vs 1.30; p=0.003) and psychiatric hospitalisation days (12.70 vs 9.04; p=0.048). Subsequent suicide attempts occurred in 31% of the cohort during follow-up.

Conclusion

STBs in preadolescent children are rare but are increasing in incidence. Such children have significant psychological diagnoses, use of mental health services, and subsequent suicide attempts. Novel age-appropriate interventions are needed.

Multicentre international observational study on airway management for anaesthesia: the STARGATE study protocol

Por: Russotto · V. · Sansovini · C. · Muraccini · M. · Collino · F. · Myatra · S. N. · Higgs · A. · Brewster · D. · Curic Radivojevic · R. · Parotto · M. · Karamchandani · K. · Landoni · G. · Sorbello · M. · Monfroglio · M. · Rovescala · G. · Martinelli · P. · Tinelli · O. · Meessen · J. · Be
Introduction

More than 300 million major surgical procedures are carried out under general anaesthesia each year worldwide, and advanced airway management remains one of the leading daily challenges for clinicians. Data from large international prospective cohort studies on adverse events such as cardiovascular collapse, cardiac arrest and severe hypoxaemia during advanced airway management to facilitate anaesthesia are lacking.

Methods and analysis

The International obServational sTudy on AiRway manaGement in operAting room and non-operaTing room anaEsthesia (STARGATE) study will be an international prospective observational cohort study describing the incidence of major adverse events associated with advanced airway management (tracheal intubation or supraglottic airway device placement) for general anaesthesia in the operating and non-operating room for surgery and medical procedures. The secondary aim will be to describe the practice of airway management in a large international cohort. Critically ill patients will be excluded from this study. Data on patients’ characteristics, type of procedure and the adopted airway management strategy, post-procedure adverse events, operator characteristics and in-hospital mortality will be prospectively collected. The study aims to enrol 10 500 patients.

Ethics and dissemination

The study has been approved by the Ethics Committee of the coordinating centre (Comitato Etico Interaziendale AOU San Luigi Gonzaga, N° 25/2023). Each of the participating centres will then seek approval of their local Ethics Committee before enrolment. Data will be disseminated to the scientific community by original articles submitted to international peer-reviewed journals.

Trial registration number

NCT05759299.

Psychological recovery of nurses after emergencies and disasters: a systematic review protocol

Por: Akbari Shahrestanaki · Y. · Sadat Hosseini · F. · Kashiha · E. · Norouzi · S. · Mirzaei Jirandehi · F. · Beyrami Jam · M.
Introduction

With the increasing frequency and intensity of disasters globally—and their profound effects on the mental well-being of healthcare professionals, particularly nurses—the psychological distress experienced by nurses following natural disasters has become a pressing issue. This study aims to explore prevalent patterns and effective interventions for supporting nurses’ psychological recovery after disaster exposure, ultimately aiming to propose an optimal recovery model.

Methods and analysis

This systematic review will include qualitative, quantitative and mixed-methods studies, as well as relevant systematic reviews, published in English between 2010 and 2025. A comprehensive search will be conducted in PubMed, Web of Science, Scopus and Google Scholar. Study selection, data extraction and quality assessment will be performed independently by multiple reviewers, with methodological quality and risk of bias evaluated using the Mixed Methods Appraisal Tool. Due to anticipated heterogeneity, findings will be synthesised using thematic analysis.

Ethics and dissemination

This study protocol raises no ethical issues. The results will be shared through publication in peer-reviewed journals and presentations at appropriate academic conferences.

PROSPERO registration number

CRD420251014914.

Lives Transformed—The Experiences of Significant Others Supporting Patients With Severe Burn Injury: A Narrative Inquiry

ABSTRACT

Aim

To explore the experiences of significant others of patients with severe burn injury in the intensive care unit. Specifically, how severe burn injury impacted the significant other and their role within their loved one's life.

Design

This qualitative study employed a Narrative Inquiry approach.

Methods

Interviews were undertaken during 2021–2022 with 17 participants who were the significant others of a patient with severe burn injury in the Intensive Care Unit. Recruitment occurred in New South Wales, Australia, from two tertiary hospitals providing care for people with major burns. A narrative inquiry approach was utilised, capturing stories through semi-structured interviews.

Results

Significant others experienced necessary changes in their life in response to the catastrophe. These included advocating, being present and ensuring their loved one's needs were met, while often neglecting themselves. Significant others contemplated their future as a carer to their loved one with severe burn injury, and adjusting their own career, finances and lifestyle, often as a long-term measure. The shifting of their role to carer ultimately transformed and redefined their relationships and lives.

Conclusion

Significant others endure immense trauma when a loved one sustains a severe burn injury. They require support but prioritise the patient by virtue of their critical illness. The life of the significant other is changed as they take on the role of carer and provide support. It is, therefore, imperative that the support needs of significant others are recognised, understood and addressed to ensure their well-being while processing the trauma.

Implications for Practice

With increased understanding of the significant others' experiences, healthcare providers can adopt a consultative approach, where roles and boundaries can be clearly identified. Through this process, healthcare providers can strengthen rapport and provide targeted support for significant others, as they navigate this traumatic life-altering event.

Patient or Public Contribution

No patient or public contribution.

Association of novel dietary and lifestyle inflammation scores with the incidence of diabetes, hypertension and chronic kidney disease among adults: results from a large US cohort with 12-year follow-up

Por: Ramezankhani · A. · Hadaegh · F. · Asghari · G.
Objectives

To examine the associations between the inflammatory potentials of diet and lifestyle, as measured by the Dietary Inflammation Score (DIS) and Lifestyle Inflammation Score (LIS), with the risk of type 2 diabetes mellitus (T2DM), hypertension and chronic kidney disease (CKD).

Design, setting

This retrospective cohort study used data collected between 2000 and 2012 from the Multi-Ethnic Study of Atherosclerosis cohort, which was conducted across six US communities.

Participants

The study sample included 4736 participants for the analysis of T2DM, 2149 participants for hypertension and 4631 participants for CKD.

Outcome measures

The primary outcomes were the incidence of T2DM, hypertension and CKD during follow-up.

Results

During a median follow-up of 9.0 years, 537 participants developed T2DM, 1019 developed hypertension and 1067 developed CKD. DIS was not associated with T2DM in the overall population; however, women in the third quartile of DIS had a 52% higher risk of developing T2DM (HR 1.52; 95% CI 1.07 to 2.15). Also, individuals in the third quartile of DIS had a 22% higher risk of hypertension (1.22; 95% CI 1.02 to 1.47) in the overall population; however, no significant linear trend was observed across the quartiles (P-trend=0.397). Individuals in the fourth quartile of LIS had over twice the risk of developing T2DM (2.15; 95% CI 1.57 to 2.95), although no significant linear trend was observed across quartiles (P-trend

Conclusion

This study highlights the role of diet and lifestyle-related inflammation in the development of hypertension and T2DM risk, providing novel evidence from a large, multiethnic US cohort. The findings underscore the potential of dietary and lifestyle strategies that target inflammation to reduce cardiometabolic disease risk.

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