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The validity and reliability of self-report measures of mentalising for adults: a protocol for systematic review

Introduction

Mentalising, the capacity to understand behaviour via underlying mental states, is a key construct in psychopathology. While self-report instruments are widely used to assess mentalising, significant questions about their psychometric properties persist and no systematic review has comprehensively evaluated them using standardised criteria. This systematic review, guided by the COnsensus-based Standards for the selection of health Measurement Instruments () methodology, aims to: (1) identify all available self-report mentalising measures for adults; (2) evaluate the methodological quality of their validation studies; (3) synthesise and grade the quality of evidence on their measurement properties and (4) provide evidence-based recommendations for their use in research and clinical practice.

Methods and analysis

Five electronic databases (SCOPUS, Web of Science, PsycINFO, PubMed, ProQuest) will be searched from their inception, supplemented by a search of grey literature and reference lists. We will include studies of any design that report on at least one measurement property of a self-report measure of mentalising in adults. Two reviewers will independently screen all records, extract relevant data and assess the methodological quality of included studies using the COSMIN Risk of Bias checklist. For each instrument, the evidence for each measurement property will be synthesised, and the overall quality of the evidence will be graded using a modified Grading of Recommendations Assessment, Development and Evaluation approach.

Ethics and dissemination

As this systematic review will synthesise data from previously published studies, it does not require formal ethical approval. The findings will be disseminated through a peer-reviewed, open-access publication and presentations at scientific conferences. The results will provide a comprehensive inventory of available measures and a rigorous evaluation of their psychometric quality, creating an evidence base to guide clinicians and researchers in selecting the most appropriate instruments for mentalising assessment.

PROSPERO registration number

CRD420251031469.

Harnessing digital phenotyping to advance university student mental health (Brightline) in Singapore: study protocol for a prospective observational study

Por: Ito · S. · Ang · C.-S. · Kampman · O. P. · Rokde · K. · Buddhika · T. · Heaukulani · C. · Tan · Z.-W. · Dewanti · F. A. · Au · E. W. M. · Huan · V. S. · Morris · R. J. · Khong · A. W. H. · Ho · A. H. Y.
Introduction

Mental health issues such as depression and anxiety are highly and disproportionally prevalent among university students. Beyond the academic rigour, stressors imposed by a new environment result in them being vulnerable to the onset and manifestation of mental health symptomatology. Leveraging smartphones and wearables for digital phenotyping capabilities is an innovative approach for monitoring and intervening in the mental health conditions of university students. This provides a unique opportunity to collect and identify digital and behavioural biomarkers, subsequently enabling the development of predictive models to identify university students at risk.

Methods and analysis

This study—Brightline—will employ an observational study design over a 6-month period, recruiting 500 students from a major public university in Singapore. Passive data collection will occur continuously throughout the monitoring period through a wearable device (Fitbit Charge 6) and smartphone sensors via the Brightline app, which uses a digital phenotyping data collection platform. Active data collection will consist of self-report questionnaires to be completed at the beginning of the study and follow-up assessments at 1, 3 and 6 months after. The passive and active data collected will be analysed to identify the digital biomarkers associated with depression, anxiety, stress, loneliness and affect among university students. Predictive models of these mental health issues will also be developed.

Ethics and dissemination

This study was approved by the Nanyang Technological University Institutional Review Board (IRB-2023-894). Findings from this study will be published in peer-reviewed journals and presented at academic conferences.

Trial registration number

NCT06770075.

How can post-COVID care be improved using patient experiences with received care and perceived health? A qualitative study of focus groups with 30 patients having post-COVID in the Netherlands

Por: Gruiskens · J. · Gidding-Slok · A. H. · van Meulenbroek · T. · Huijnen · I. · Muris · J. W. M. · Verbunt · J. · van Schayck · O. C. · Burgers · J. S.
Objectives

To provide bottom-up guidance on improving post-COVID care using patients’ experiences with received care and their perceived health

Design

Qualitative study design using focus group interviews

Participants

30 patients with post-COVID condition recruited through purposive sampling based on patient complexity and diversity

Results

Three dimensions for potential improvements of post-COVID care were identified: (1) building, supporting and maintaining patient resilience, (2) redesigning healthcare pathways to meet patient needs and (3) embedding post-COVID care in health systems and organisations. A conceptual framework that could guide improvements in post-COVID care was developed.

Conclusion

This study revealed several opportunities for improving and implementing post-COVID care following a person-centred approach in multidisciplinary integrated care pathways with an integrative vision of health.

Effectiveness of a centrally designed, large-scale, multisite undergraduate medical simulation programme: student-reported confidence across eight London hospitals in a UK medical school setting

Por: Fung · C. Y. · Wraith · C. · Houghton · N. · Woods · B. · Brown · C. · Dharmarajah · A. · Sam · A. H.
Objectives

Simulation is well established in medical education. However, with rising numbers of medical students globally, provision of high-quality, equitable simulation teaching on a large, multisite scale is increasingly challenging. We sought to explore whether a centrally designed, multisite simulation programme could enhance student confidence equitably across multiple clinical sites with differing resources.

Design

An evaluative study on the changes in medical student confidence on defined intended learning outcomes (ILOs) in 3 undergraduate year groups across 11 simulation sessions delivered at eight different clinical sites with variable resources and facilitators.

Setting

Eight hospitals affiliated with Imperial College School of Medicine.

Outcomes

Students’ self-reported confidence in achieving the ILOs via a questionnaire at the end of each session. Changes in confidence following each session were analysed and compared across sites.

Results

522 students responded to the survey over 3 academic years. Students’ mean confidence in achieving ILOs increased in all sessions. Nine out of 10 sessions showed no statistically significant difference in the confidence increases between sites.

Conclusion

Our study suggests it is possible to deliver an equitable, centrally designed, large-scale simulation teaching programme to medical students across multiple clinical sites with different facilitator teams. The programme is sustainable, easily facilitated by new teaching fellows each year and is likely adaptable to other healthcare professions and settings.

Quality and efficiency of integrating customised large language model-generated summaries versus physician-written summaries: a validation study

Objectives

To compare the quality and time efficiency of physician-written summaries with customised large language model (LLM)-generated medical summaries integrated into the electronic health record (EHR) in a non-English clinical environment.

Design

Cross-sectional non-inferiority validation study.

Setting

Tertiary academic hospital.

Participants

52 physicians from 8 specialties at a large Dutch academic hospital participated, either in writing summaries (n=42) or evaluating them (n=10).

Interventions

Physician writers wrote summaries of 50 patient records. LLM-generated summaries were created for the same records using an EHR-integrated LLM. An independent, blinded panel of physician evaluators compared physician-written summaries to LLM-generated summaries.

Primary and secondary outcome measures

Primary outcome measures were completeness, correctness and conciseness (on a 5-point Likert scale). Secondary outcomes were preference and trust, and time to generate either the physician-written or LLM-generated summary.

Results

The completeness and correctness of LLM-generated summaries did not differ significantly from physician-written summaries. However, LLM summaries were less concise (3.0 vs 3.5, p=0.001). Overall evaluation scores were similar (3.4 vs 3.3, p=0.373), with 57% of evaluators preferring LLM-generated summaries. Trust in both summary types was comparable, and interobserver variability showed excellent reliability (intraclass correlation coefficient 0.975). Physicians took an average of 7 min per summary, while LLMs completed the same task in just 15.7 s.

Conclusions

LLM-generated summaries are comparable to physician-written summaries in completeness and correctness, although slightly less concise. With a clear time-saving benefit, LLMs could help reduce clinicians’ administrative burden without compromising summary quality.

Postnatal care utilisation and health beliefs among mothers in the Jazan region of Saudi Arabia: a cross-sectional study

Por: Altraifi · A. A. · Albasheer · O. · Abdelwahab · S. I. · Chourasia · U. · Abdelmageed · M. M. · Hakami · A. M. · Khormi · A. H. · Medani · I. E. · Ali · S. A. · Habeeb · S. A. · Shebaly · G. A. · Somaily · M. M. · Harshan · S. M. · Ali · S. M. · Hukma · S. H.
Background

The postnatal period is critical for preventing maternal and neonatal morbidity and mortality. Globally, a significant proportion of maternal and neonatal deaths occur within the first 6 weeks after delivery. Timely and adequate postnatal care (PNC) can detect and manage life-threatening complications; however, service utilisation remains alarmingly low in many low- and middle-income countries, including Saudi Arabia. Addressing the behavioural and perceptual factors that influence service use is essential for improving health outcomes.

Objectives

This study aimed to assess mothers’ utilisation of PNC services and examine how their health beliefs and sociodemographic characteristics influence this behaviour.

Design

A cross-sectional study guided by the Health Belief Model (HBM) was conducted to explore predictors of PNC utilisation.

Setting

Eight primary healthcare (PHC) centres were randomly selected from 179 PHC centres distributed in the different governorates of the Jazan region of Saudi Arabia.

Participants

A total of 464 mothers were surveyed between October and December 2023 using an interviewer-administered questionnaire.

Primary and secondary outcome measures

The primary outcome was PNC utilisation, defined by the number of postnatal visits. The independent variables included sociodemographic characteristics and HBM constructs (perceived susceptibility, benefits, barriers and cues to action).

Results

In terms of PNC utilisation, 80.0% of participants had two or fewer postnatal visits, whereas 20.0% had three or more postnatal visits. Perceived barriers had the strongest influence (mean score 2.51±0.87), followed by cues to action (2.43±0.89), susceptibility (1.92±0.72) and benefits (1.86±0.64). In the multivariate analysis, perceived barriers, cues to action and perceived susceptibility were significantly associated with PNC utilisation, with adjusted ORs of 1.679 (95% CI: 1.007 to 2.799), 0.470 (95% CI: 0.256 to 0.863) and 0.405 (95% CI: 0.197 to 0.832), respectively.

Conclusions

PNC utilisation in the Jazan region remains suboptimal. Perceptual factors, particularly barriers and cues to action, play a central role in service use. Health interventions targeting these beliefs and improving follow-up mechanisms may help increase PNC engagement and improve maternal and infant health outcomes in Saudi Arabia.

Randomised, controlled clinical trial evaluating the effects of preoperative insomnia treatment on postoperative pain control and recovery: a protocol for the Promoting Sleep to Alleviate Pain-Arthroplasty (PROSAP-A) trial

Por: Bjurström · M. F. · Bothelius · K. · Maathz · P. · Jernelöv · S. · Kraepelien · M. · Rosenström · A. H. C. · Niklasson · A. · Smith · M. T. · Olmstead · R. · Irwin · M. R. · Finan · P. H. · Kosek · E.
Introduction

Sleep is a biological necessity with vital effects on all tissues and organs of the body. Preoperative sleep disturbance is associated with increased postoperative pain intensity and opioid consumption. Given that insomnia is a potentially modifiable risk factor, interventions targeting sleep prior to surgery may improve postoperative pain control and enhance key outcomes of recovery.

Methods and analysis

Promoting Sleep to Alleviate Pain-Arthroplasty (PROSAP-A) is a randomised, parallel group, two arm, controlled trial evaluating the effects of preoperative sleep-promotion on postoperative pain control, brain health and physical recovery. The main objective is to investigate whether preoperative insomnia treatment in patients scheduled to undergo total knee arthroplasty (TKA) or total hip arthroplasty (THA) may improve acute postoperative pain control. 100 adults with insomnia disorder (Insomnia Severity Index score >10 and confirmed Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition criteria for persistent insomnia disorder), scheduled to undergo primary TKA or THA, will be randomised to preoperative cognitive behavioural therapy for insomnia (CBT-I) or an active comparator control intervention, sleep education therapy (SET). Both interventions will be delivered over 4 weeks in hybrid format through a digital self-guided platform in combination with weekly telehealth video sessions with a psychologist (CBT-I) or research nurse (SET). A video-assisted booster session will be provided 1–2 weeks postoperatively. The primary outcome measure is acute postoperative pain intensity, averaged over the first 7 postoperative days (POD). Secondary outcome measures include long-term postoperative pain control, changes in quantitative sensory testing variables (eg, temporal summation, conditioned pain modulation), sleep, cognition (eg, attention, memory, processing speed, executive function), mental health, health-related function, physical activity, quality of life and blood biomarkers. Participants will undergo on-site evaluation preoperative (preintervention and postintervention) and 6 months postoperative. Additional remote assessments will take place during POD1–7, 3 and 12 months postoperative.

Ethics and dissemination

The Swedish Ethical Review Authority has approved the PROSAP-A trial protocol. Results will be published in international peer-reviewed journals and summaries will be provided to funders and participants of the trial.

Trial registration number

NCT06145516.

Cardiovascular disease risk and its determinants among hypertensive patients in Eastern Ethiopia: an institution-based cross-sectional study

Por: Ali · S. Y. · Shegere · M. M. · Abdulahi · A. · Hussein · A. A. · Abdinur · A. H. · Muhumed · A. A. · Ayele · Z. A. · Abebe · D. · Abdu · S. M. · Gemechu · W. D.
Objectives

This study aims to assess the level of cardiovascular disease (CVD) risk and its associated determinants among hypertensive patients in Jigjiga, Somali Region, Ethiopia using the WHO 10-year CVD risk score.

Design

An institution-based cross-sectional study design was employed.

Setting

Hypertensive patients aged 40–74 years in two public hospitals in Jigjiga, Somali Region, Ethiopia, from 20 December 2023 to 20 February 2024.

Participants

Randomly selected 344 hypertensive patients aged 40–74 years with a duration of 1 year or more from the time of diagnosis and at least having 6-month follow-up.

Primary outcome measures

10-year CVD risk level was assessed by using WHO 10-year CVD risk score. Risk levels were categorised as low (

Secondary outcome measures

Associated factors influencing CVD risk.

Results

The study included 341 hypertensive individuals, with a 99.1% response rate. Of the respondents, 58.9% were men. The overall prevalence of CVD risk within the coming 10 years was 134 (39.3%; 95% CI: 34.1% to 44.5%). Multivariable logistic regression analysis identified age, khat chewing, smoking and comorbid conditions as significant independent predictors of CVD risk. Specifically, individuals aged 60–69 years had an adjusted OR (AOR) of 3.97 (95% CI: 1.94 to 8.16) and those aged 70–74 years had an AOR of 2.99 (95% CI: 1.57 to 5.71). Khat chewers had an AOR of 2.58 (95% CI: 1.22 to 5.46), smokers an AOR of 3.44 (95% CI: 1.59 to 7.48) and individuals with comorbidities an AOR of 2.42 (95% CI: 1.47 to 3.99).

Conclusion

There is a significant increase in 10-year CVD risk among hypertensive patients in the study area. Age, khat chewing, smoking and comorbidities were independent predictors. Regular CVD risk screening for older patients, focused health education to reduce khat and tobacco use and integrated management of comorbidities are essential to lower future cardiovascular risk.

Cost-effectiveness analysis of the Assessment of Burden of Chronic Conditions (ABCC) tool in primary care in the Netherlands

Por: Peters · L. H. · Joore · M. A. · Gidding-Slok · A. H. · Keijsers · L. C. · Twellaar · M. · Boudewijns · E. A. · van Schayck · O. C. · Muris · J. W. · Kimman · M. L.
Objectives

The increasing prevalence of chronic conditions and multimorbidity places a significant burden on patients and leads to increasing challenges for healthcare systems, especially in primary care. Recognising the multifaceted nature of chronic conditions, the Assessment of Burden of Chronic Conditions (ABCC) tool was developed to support person-centred care, by facilitating shared decision-making and self-management. This study aims to evaluate the cost-effectiveness of the ABCC tool in primary care.

Design and setting

This cost-effectiveness analysis was conducted over 18 months alongside a clustered, two-arm quasi-experimental study in primary care in the Netherlands.

Participants

The study included 231 participants diagnosed with chronic obstructive pulmonary disease (COPD), asthma, type 2 diabetes mellitus (T2DM) and/or chronic heart failure (CHF). Of these, 173 were assigned to the intervention group and 58 to the control group.

Interventions

The intervention group was intended to incorporate the ABCC tool into routine consultations, while the control group had to continue care as usual.

Outcome measures

Outcomes were assessed from a societal perspective, including quality-adjusted life years (QALYs) derived via the EuroQol-5D-5L (EQ-5D-5L) questionnaire. Costs were measured using adapted versions of the Productivity Costs Questionnaire (PCQ) and Medical Consumption Questionnaire (MCQ). Sensitivity analyses (SAs) included a healthcare perspective, per-protocol analysis (to account for disruptions caused by COVID-19) and exclusion of home care costs (to address extreme outliers). Moreover, all analyses were performed for well-being-adjusted life years (WALYs), derived from the ICEpop CAPability measure for Adults (ICECAP-A) questionnaire.

Results

The ABCC tool was more expensive and effective than usual care, with an incremental cost-effectiveness ratio (ICER) of 64 525 per QALY and a 29% probability of cost-effectiveness. With the exception of the healthcare perspective, the SAs yielded more favourable outcomes in terms of cost-effectiveness, with ICERs (probability of cost-effectiveness) of 41 484 (31%), 8683 (58%) and 23 905 (48%) for a healthcare perspective, per-protocol analysis and exclusion of home care costs, respectively. Outcomes for QALY and WALY were comparable.

Conclusion

While the primary analysis suggested a relatively low probability of cost-effectiveness, the SAs showed higher probabilities. The per-protocol analysis suggested that the ABCC tool can be cost-effective when actually used.

Trial registration number

NCT04127383.

Evaluation of the outpatient parenteral antimicrobial therapy (OPAT) service in Malaysian public hospitals: a mixed-methods study protocol

Por: Lim · A. H. · Ab Rahman · N. · Nor · A. N. M. · Misnan · N. A. · Tok · P. S. K.
Introduction

Outpatient parenteral antimicrobial therapy (OPAT) is an innovative approach to manage infections that require extended courses of intravenous antibiotics by enabling patients to receive treatment in an outpatient setting. In Malaysia, there has yet to be a systematic evaluation of the OPAT service. This study aims to describe the safety, clinical indications and treatment outcomes of the OPAT service in Malaysia, assess patients’ satisfaction and experiences and determine the facilitators and barriers associated with the provision of the OPAT service in Malaysia.

Methods and analysis

A mixed-methods approach combining qualitative and quantitative methods will be employed for a comprehensive understanding of the provision of the OPAT service in Malaysian public hospitals. The study consists of four distinct parts: systematic review, retrospective cohort analysis of clinical outcomes, patients’ satisfaction survey and focus group discussions on providers’ experiences. A longitudinal analysis of the clinical outcomes (treatment success/failure, infection cure, adverse events, readmission and mortality) of the OPAT patients’ cohort will be conducted using descriptive and conclusive statistics, in addition to rates of patients’ satisfaction and evaluation of providers’ experiences.

Ethics and dissemination

This study is registered in the National Medical Research Register (NMRR ID-24-00941-2C8) and approved by the Medical Research and Ethics Committee, Ministry of Health Malaysia (Ref: 24-00941-2C8). Written informed consent will be obtained from all participants. The results will be submitted for publication in a peer-reviewed journal and presented at one or more scientific conferences.

Illegal drugs sensor: Performance evaluation and identification based on terahertz photonic crystal fiber

by Kayab Khandakar, Jabin Tasnin Upoma, Taib Hasan, A. H. M. Iftekharul Ferdous, Diponkar Kundu, Md. Omar Faruk, Md. Feroz Ali, Md. Shahorin Islam Shaun

Excessive hormone release, the possibility of sleep disturbances, and a brief and quick improvement in the functioning of many organs, the physiological system, the nerves, etc. are all consequences of the abuse of incentive medications. Illegal narcotics have terrible long-term impacts on human health, including the possibility of death, in addition to their immediate effects. These consequences highlight the need for more obviousness and accuracy in the detection of illicit drugs, as well as for their detection to be done gently, effectively, and consistently. This work introduces an illicit drug sensor based on PCF, with an eye toward these as the primary targets. Three illegal drugs – ketamine, amphetamine, and cocaine – have been simulated for the sensor. Two types of circular air holes in cladding of varying sizes have been developed for a single core PCF. The cladding has three-layer chain and wind turbine-shaped air holes, and a circular air hole in the core region that will be used to field test drug samples, all included to achieve low confinement losses and high sensitivity. A maximum Relative Sensitivity (RS) of 99.92%, 99.12% and 98.83% at ketamine, amphetamine, and cocaine respectively is revealed by the recently established PCF analysis, which was presented out right away. Furthermore, we looked at the Confinement Loss (CL) associated with these illicit drugs, which was around 1.275 × 10−7 dB/m, 2.653 × 10−9 dB/m, and 4.106 × 10−10 dB/m, besides Effective Material Loss (EML) of 0.0042 cm-1, 0.0044 cm-1 and 0.0045 cm-1. Refractive index changes in PCF are usually the cause of action for PCF-based biosensors. These modifications have an impact on how light travels within the fiber. Drug molecules interact with light as a result of changes in the optical properties of the core that occur during light propagation through it.

Nursing research landscape in Malaysia: a systematic scoping review protocol on journal publications from 2015 to 2024

Por: Lim · A. H. S. · Danial · M. · Jolly · A. M. A. · Norudin · N. B. · Eu · A. S. H. · Molly · A. M. A. · Mohidin · R. B. · Kim · A. R. J. · Main · S. A. · Lai · W. H. · Muhamad · N. A. B.
Introduction

The nursing profession has undergone significant evolution over the past century, shifting from a role traditionally viewed as an auxiliary to physicians to one of autonomous healthcare professionals equipped with specialised skills and expertise. This shift is driven by the increasing recognition of the importance of evidence-based practice in enhancing patient outcomes and advancing the field of nursing. Consequently, nursing research has emerged as a critical priority in the profession. This study seeks to explore the nursing research landscape in Malaysia, where data remain limited, by examining trends before, during and after the COVID-19 pandemic.

Methods and analysis

This scoping review will be conducted following the Arksey and O'Malley framework, using four electronic databases: PubMed, Scopus and CINAHL for journal articles published between 2015 and 2024, and Web of Science for conference proceedings from the same period.

Ethics and dissemination

The findings from this scoping review will provide an overview of the nursing research landscape in the Malaysian context, offering insights that could guide the future advancement of nursing research in the country. The results will be disseminated through submission to a peer-reviewed scientific journal for publication. Ethical approval is not required for this scoping review, as it involves the synthesis of data from available published literature.

Prevalence and burden of asthma in five European countries: a retrospective cross-sectional study

Por: Khan · A. H. · Gouia · I. · Jacob-Nara · J. · Kamat · S. · Jaffe · D. · Mackie · d. · Balkaran · B. L. · Wisnivesky · J.
Objective

To evaluate the burden of asthma in five European countries (5EU; France, Germany, Italy, Spain and United Kingdom [UK]).

Design

A retrospective cross-sectional study was conducted based on the data from the 2018 National Health and Wellness Survey. Health-related quality of life (HRQoL), work productivity and activity impairment, and healthcare resource utilisation (HCRU) were compared between different groups: asthma versus non-asthma, mild/moderate/severe asthma versus non-asthma and moderate/severe asthma versus mild asthma.

Settings

Internet-based survey across Western Europe.

Participants

Adult patients (aged ≥18 years) with self-reported physician diagnosis of asthma and experienced asthma symptoms in the past 12 months.

Outcome measures

Socio-demographic characteristics, asthma-related outcomes, HRQoL and productivity, HCRU and prevalence of asthma.

Results

The prevalence of asthma in the 5EU was 6.7% (95% CI: 6.5% to 6.9%), with the UK reporting the highest rates (10.4%; 95% CI: 9.9% to 10.9%). About 52.0% of the respondents had mild asthma, 27.9% had moderate and 20.1% had severe asthma. The asthma group reported significantly poorer HRQoL, higher rates of overall work productivity impairment and activity impairment, and a greater number of visits to emergency room, healthcare provider and hospitalisations versus the non-asthma group (all p

Conclusion

Asthma prevalence and burden are still high in Western Europe, indicating the need for effective interventions that could lead to improved outcomes.

Tirofiban efficacy and safety for percutaneous coronary intervention in patients with acute coronary syndrome: protocol for a systematic review and meta-analysis

Por: Gigliotti · D. A. · Santos da Costa · M. G. · Santos · A. H. S. · Correia · M. G. · Santos · M.
Introduction

Percutaneous coronary interventions (PCI) have become a cornerstone in the management of acute coronary syndromes (ACS), yet they carry risks of complications like stent thrombosis and reinfarction. Glycoprotein IIb/IIIa inhibitors, particularly tirofiban, have been employed as adjunctive therapies to reduce these risks. Despite its potential benefits, the use of tirofiban remains a subject of debate, with varying recommendations across major clinical guidelines.

Methods and analysis

We systematically searched five databases from 1 January 1992 to 1 April 2025, including Medline, Embase, Lilacs, Clinicaltrials.org and Cochrane Central Register of Controlled Trials (CENTRAL), in addition to three grey literature databases. Randomised controlled trials and cluster randomised trials investigating the use of intravenous or intracoronary tirofiban in patients with ACS, unstable angina or myocardial infarction were considered for inclusion. Only published studies in English, Portuguese, Spanish and French were included. Data selection and extraction will be performed independently by two researchers, with any inconsistencies resolved with consensus or by consulting a third senior researcher. The risk of bias will be assessed through the risk of bias measurement tool (Rob-2) for interventions and/or cluster trials by two researchers independently, and the overall certainty of evidence will be assessed by using the Grading of Recommendations, Assessment, Development and Evaluation (GRADE) tool. A meta-analysis will be carried out if there is sufficient homogeneity between studies, with subgroup analysis being performed if significant heterogeneity is detected. Additionally, a metaregression model will be conducted if sufficient data are available.

Ethics and dissemination

As this study involves secondary analysis of published data, ethics approval is not required. The results will be disseminated through peer-reviewed publication, conference presentations and will be shared with relevant clinical guideline committees.

PROSPERO registration number

CRD42024585252.

What is the impact of longer patient travel distances and times on perioperative outcomes following revision knee replacement: a retrospective observational study using data for England from Hospital Episode Statistics

Por: Matthews · A. H. · Evans · J. P. · Evans · J. T. · Lamb · S. · Price · A. J. · Gray · W. · Briggs · T. · Toms · A. D.
Objectives

Patients undergoing revision total knee replacement (RevKR) surgery often have difficulties mobilising and increasingly rely on family support. Evolving practice in England aims to manage these patients in specialised centres with the intention of improving outcomes. This practice will result in longer travel distances and times in this frailer group of patients. We want to examine the types of distances and travel times patients can be expected to travel for this complex orthopaedic surgery and to explore concerns of how these impact patient outcomes.

Design

Retrospective observational study from the Hospital Episode Statistics. Multivariable adjusted logistic regression models were used to investigate the relationship between patient travel distances and times with perioperative outcomes.

Setting

Patients presenting to tertiary referral centres between 1 January 2016 and 31 December 2019. A tertiary referral centre was defined as a trust performing >49 revisions in the year prior.

Participants

Adult patients undergoing RevKR procedures for any reason between 1 January 2016 ando 31 December 2019.

Exposure

The shortest patient level travel distance and time was calculated using the Department of Health Journey Time Statistics using Transport Accessibility and Connectivity Calculator software and Dijkstra’s algorithm.

Main outcome measures

The primary outcome is emergency readmission within 30 days. Secondary outcomes are mortality within 90 days and length of inpatient stay.

Results

6880 patients underwent RevKR at 36 tertiary referral centres. There was a weak correlation between social deprivation and travel distance, with patients from the most deprived areas travelling longer distances. Overall, 30-day readmission was not statistically associated with longer driving distance (OR 1.00 95% CI 0.99 to 1.02) or peak driving times (OR 1.00 95% CI 0.99 to 1.01).

Conclusions

There was no association between increasing travel distance and time on perioperative outcomes for RevKR patients.

Development of FastFrail--a rapid frailty screening tool for medical calls: a development study based on cross-sectional data from an urgent care centre in Norway

Por: Sebjornsen · I. · Bakken · M. S. · Ranhoff · A. H. · Baste · V. · Vedvik · M. N. · Advocaat Wigand · N. · Gulla · C. O.
Objective

To develop a rapid screening tool for the identification of frailty in medical calls and other out-of-hospital acute care services.

Design

Development study based on cross-sectional data. A set of potential items were developed based on existing frailty tools and other relevant literature by a panel with geriatric and primary care expertise. The items and the Clinical Frailty Scale (CFS) were administered on a convenience sample of older urgent care patients. Further development of the tool was based on statistical analyses of this data material and final discussions in the panel.

Setting

Urgent care centre in Norway, data collected between January and August 2022.

Participants

All patients ≥70 years were eligible for inclusion, with the exception of patients triaged to the highest urgency level and patients not able to answer questions with no next of kin present.

Primary outcome

Potential items associated with frailty by CFS, measured by explained variance (adjusted R2 values from linear regression analyses).

Results

Nine potential items were developed and administered on 200 patients (59% female), of whom 48% were 70–79 years, 38% were 80–89 years and 14% were ≥90 years. The median CFS score was 4 (living with very mild frailty). Receiving help weekly, being homebound and using a walking aid were identified as strong indicators of frailty (adjusted R2 values 59%, 48% and 43%, respectively). Together these three factors could explain 74% of the variation in CFS scores.

Conclusions

Receiving help weekly, being homebound and using a walking aid are strong indicators of frailty among urgent care patients. We developed a frailty screening tool for medical calls—FastFrail—consisting of three simple, binary questions (yes/no) on these aspects. We hypothesise that FastFrail can supplement traditional symptom-based triage and enable more accurate assessment of older adults calling for acute medical help. We intend to test the tool in clinical practice.

Cost savings of a nationwide project preventing healthcare-associated infections in adult, paediatric and neonatal critical care settings in Brazil: a micro-costing study

Por: Bass · L. M. · de Meireles · L. H. F. · Kiriyama · E. J. · dos Santos · N. O. · de Sousa · A. H. F. · Silva · K. C. d. C. D. · de Moura · R. M. · Prandini · C. M. · Santos · G. C. S. D. · dos Santos · R. G. · Franco · F. F. · Petenate · A. J. · Cristalda · C. M. R. · de Barros · C
Objective

To provide evidence of the cost savings of a quality improvement (QI) initiative preventing healthcare-associated infections (HAIs) in critical care settings.

Design

A micro-costing study focused on financial data related to a nationwide multicentric project preventing central line-associated bloodstream infection (CLABSI), ventilator-associated pneumonia (VAP) and catheter-associated urinary tract infection (CAUTI).

Setting

Brazilian public healthcare system.

Participants

Adult, paediatric and neonatal intensive care units (ICUs) participating in the QI initiative.

Intervention

This collaborative QI project implemented a multifaceted strategy to enhance infection-control measures. Participating ICUs reported the number of patients with and without HAIs and information on each HAI’s aggregate average cost (AC), which was analysed following the Brazilian Ministry of Health’s micro-costing guidelines. The 1-year preintervention period evidenced an aggregated AC in adult, paediatric and neonatal ICUs, respectively, of Intl$21 763.5 (95% CI 20 683.6 to 22 843.0), Intl$34 062.4 (95% CI 25 819.6 to 42 304.9) and Intl$32 903.2 (95% CI 29 203.6 to 36 602.4) for CLABSI; Intl$25 202.5 (95% CI 24 276.6 to 26 127.8), Intl$44 753.6 and Intl$17 238.4 for VAP and Intl$19 166.3 (95% CI 17 676.2 to 20 656.1) and Intl$55 873.3 (95% CI 43 563.1 to 68 183.1) for CAUTI (not included neonatal ICUs).

Primary outcome

The cost savings were estimated using the HAIs prevented—expenses avoided—during the QI intervention period from September 2021 to December 2023. The HAIs prevented were estimated using the difference between observed and predicted infections based on the aggregated preintervention baseline.

Results

Of the 188 participating ICUs, 31 voluntarily completed and provided the requested financial data with 100% accuracy. Considering the prevented 7342 HAIs for adult, paediatric and neonatal ICUs, respectively: 1647, 86 and 205 CLABSI; 3775, 114 and 118 VAP; and 1377 and 20 CAUTI, we estimated a saving of Intl$175.3 million (95% CI 153.2 to 180.9 million) to the Brazilian unified health system and a resultant estimated return on investment (ROI) of 890%.

Conclusion

This QI collaborative is a value-based initiative preventing HAIs in adult, paediatric and neonatal ICUs in South American settings. The substantial cost savings and a remarkable ROI underscore the economic viability of investing in comprehensive QI infection prevention strategies.

Effect modification and interaction between ethnicity and socioeconomic factors in severe COVID-19: analyses of linked national data for Scotland

Por: McCabe · R. · Kibuchi · E. · Amele · S. · Irizar · P. · Sheikh · A. · Jeffrey · K. · Ruden · I. · Simpson · C. R. · McCowan · C. · Ritchie · L. · Robertson · C. · Leyland · A. H. · Demou · E. · Pearce · A. · Katikireddi · S. V.
Objective

Minority ethnic groups disproportionately experienced adverse COVID-19 outcomes, partly a consequence of disproportionate exposure to socioeconomic disadvantage and high-risk occupations. We examined whether minority ethnic groups were also disproportionately vulnerable to the consequences of socioeconomic disadvantage and high-risk occupations in Scotland.

Design

We investigated effect modification and interaction between area deprivation, education and occupational risk and ethnicity (assessed as both a binary white vs non-white variable and a multi-category variable) in relation to severe COVID-19 (hospitalisation or death). We used electronic health records linked to the 2011 census and Cox proportional hazards models, adjusting for age, sex and health board. We were principally concerned with additive interactions as a measure of vulnerability, estimated as the relative excess risk due to interaction (RERI).

Results

Analyses considered 3 730 837 individuals aged ≥16 years (with narrower age ranges for analyses focused on education and occupation). Severe COVID-19 risk was typically higher for minority ethnic groups and disadvantaged socioeconomic groups, but additive interactions were not consistent. For example, non-white ethnicity and highest deprivation level experienced elevated risk ((HR=2.7, 95% CI: 2.4, 3.2) compared with the white least deprived group. Additive interaction was not present (RERI=–0.1, 95% CI: –0.4, 0.2), this risk being less than the sum of risks of white ethnicity/highest deprivation level (HR=2.4, 95% CI: 2.3, 2.5) and non-white ethnicity/lowest deprivation level (1.4, 95% CI: 1.2, 1.7). Similarly, non-white ethnicity/no degree education (HR=2.5, 95% CI: 2.2, 2.7; RERI=–0.1, 95% CI: –0.4, 0.2) and non-white ethnicity/high-risk occupation (RERI=0.3, 95% CI: –0.2, 0.8) did not experience greater than additive risk. No clear evidence of effect modification was identified when using the multicategory ethnicity variable or on the multiplicative scale either.

Conclusion

We found no definitive evidence that minority ethnic groups were more vulnerable to the effect of social disadvantage on the risk of severe COVID-19.

Characterizing suicidal thoughts and behaviours in individuals presenting to a psychiatric emergency department: a protocol for a multimethod approach for suicide prevention research

Por: Baharikhoob · P. · Maslej · M. · Wong · A. H. C. · Mulsant · B. · Blumberger · D. · Courtney · D. · Husain · M. I. · Kurdyak · P. · Kleinman · R. A. · Torfason · A. · Gajaria · A. · Diaconescu · A. · Ma · A. · Sonley · A. · Abramovich · A. · Crawford · A. · Petronis · A. · Fage · B. · Orch
Introduction

Identifying individuals at risk of suicide remains an ongoing challenge. Previous research investigating risk factors for suicidal thoughts and behaviours (STB) has been informative for assessing suicide risk. However, the complex biological, psychological and sociocultural factors underlying STB have not been comprehensively captured to date, which has limited our understanding of how these factors interact to influence STB. Moreover, acute care settings, such as emergency departments (EDs), are often first points of contact for individuals with STB, highlighting a need for more research in these settings.

Methods and analysis

We aim to (1) characterize a cohort seeking care for STB and their clinical trajectories; (2) situate the cohort by comparing its characteristics and outcomes to other groups seeking emergency care; (3) explore their experiences of seeking care; and (4) examine blood-based biomarkers modulating risk for STB. Using a multimethod, prospective cohort design, we will follow up to 500 people aged 16 or older presenting to the ED with STB at a psychiatric hospital over 1 year. Analyses will involve descriptive statistics and latent profile analysis to characterize the cohort, hypothesis tests and regression models to situate the cohort, qualitative analysis based on a realist research framework to understand experiences, and within-participant comparisons of proteins, mRNA and epigenetic DNA modifications to examine biomarkers of contrasting states of STB.

Ethics and dissemination

This study was approved by the hospital’s Research Ethics Board with safeguards in place to ensure the well-being of participants and research team. An integrated knowledge translation approach will be used for dissemination, wherein patient and family advisors are engaged throughout each study phase. Findings will enhance our understanding of the multifactorial nature of suicide risk, inform strategies for prevention and provide important insights into characteristics, experiences and outcomes of individuals with STB, who are under-represented in mental health research.

Self-management versus usual care for greater trochanteric pain syndrome (the HIPS trial): study protocol for a randomised controlled trial

Por: Morin Melas · T. · Bjorneboe · J. · Juel · N. G. · Wefring · M. L. · Skatteboe · S. · Killingmo · R. M. · Engebretsen · K. B. · Rathleff · M. S. · Oiestad · B. E. · Soberg · H. L. · Pripp · A. H. · Brox · J. I. · Johnsen · M. B.
Introduction

Greater trochanteric pain syndrome (GTPS) is a common and disabling condition characterised by lateral hip pain. The condition often persists for several months, and there is low evidence for any superior treatment. The aim of this study protocol is to describe a randomised controlled trial (RCT) investigating the effectiveness of a self-management programme versus usual care for patients with GTPS.

Methods and analysis

The study is designed as an observer-blinded, parallel group, superiority RCTcomparing a self-management programme (n=55) with usual care (n=55). Eligible patients with GTPS will be included based on reproduction of pain on palpation in the greater trochanteric region and at least one positive clinical provocation test. The self-management programme includes 3–5 individual sessions with a physiotherapist over 12 weeks, addressing physical, emotional and behavioural factors deemed relevant by the patient. Usual care will receive general information about GTPS, activity management and are free to seek further treatment in primary care as wanted. The primary outcome measure is the Norwegian version of the Victorian Institute of Sports Assessment for gluteal tendinopathy questionnaire (VISA-G-Norwegian). Outcomes will be assessed at baseline, 3, 6 and 12 months. A longitudinal mixed effects model will be used to assess the effectiveness of treatment on pain and disability across all time points, with the primary endpoint at 6 months. Cost-effectiveness will be expressed by mean incremental cost-effectiveness ratios (ICERs) from a societal and healthcare perspective. Bootstrapping will be used to estimate ICER uncertainty.

Ethics and dissemination

The Norwegian Regional Committees for Medical and Health Research Ethics have approved the project (2023/590816), and it will be in accordance with recommendations from the Data Inspectorate at Oslo University Hospital (22/26396). The results from the study will be disseminated through publications in peer-reviewed journals, in conference presentations and through the user representative.

Trial registration number

NCT06297148.

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