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Prevalence and clinical correlates of metabolic syndrome among women with polycystic ovary syndrome in Western Algeria: a cross-sectional study

Por: Messaoud · A. · Zeggai · S. · Zemri · K. · Belkacem · A. · Ouali · S. · Harir · N. · Zahzeh · M. R. · Drici · A. E.-m. · Hadj Slimene · C. · Senoussaoui · F. · Benmessaoud · A. · Elmezouar · W. N.
Objectives

This study aimed to evaluate the prevalence and metabolic, hormonal and clinical characteristics of metabolic syndrome among women with polycystic ovary syndrome (PCOS) in the Oran region (western Algeria).

Design

Cross-sectional study.

Setting

Outpatient endocrinology and gynaecology services in the Oran region, western Algeria.

Participants

A total of 313 women aged 16–45 years diagnosed with PCOS according to the Rotterdam 2004 criteria.

Main outcomes

Prevalence of metabolic syndrome and differences in anthropometric (body mass index (BMI)), metabolic (fasting glucose and lipid profile), hormonal (gonadotropins, androgens, anti-Müllerian hormone (AMH), progesterone, vitamin D) and clinical features (hyperandrogenism, menstrual irregularity, infertility) between women with and without metabolic syndrome.

Results

Of the 313 participants, 181 (57.9%) met the criteria for metabolic syndrome. These women had significantly higher BMI (26.70±5.93 vs 25.06±6.47 kg/m²; p=0.004), elevated fasting glucose (133.43±28.52 vs 105.41±28.54 mg/dL; p

Conclusion

More than half of women with PCOS exhibited metabolic syndrome, characterised by obesity, dyslipidaemia, insulin resistance and vitamin D deficiency. These findings highlight the need for early metabolic screening and holistic management in women with PCOS to reduce long-term cardiovascular and reproductive risks.

Perioperative sleep optimisation and brain health in older adults (SLEEP-BOOST): protocol for a randomised controlled trial

Por: Charles · A. E. · Castillo Suarez · A. A. · Chhajed · M. · Jimenez Gallardo · M. · Sanchez Valdes · K. · Li · P. · Hu · K. · Wong · P. M. · Winkelman · J. · Gao · L.
Introduction

Postoperative neurocognitive disorders, including delirium and longer-term cognitive decline, are among the most common and costly complications of surgery in older adults, yet effective preventive strategies remain limited. Insomnia and sleep–circadian disruption are highly prevalent in this population, affecting up to one-third of older adults undergoing elective surgery and represent potentially modifiable risk factors that are rarely addressed in perioperative care. Cognitive Behavioural Therapy for Insomnia (CBT-I) is the first-line, evidence-based treatment for insomnia; however, its feasibility and efficacy have not been systematically evaluated for perioperative implementation. This protocol describes a pilot randomised controlled trial designed to evaluate the feasibility and acceptability of a condensed CBT-I intervention in the perioperative setting. The study will also explore its potential effects on insomnia and postoperative outcomes.

Methods

The SLEEP-BOOST study is a single-site, randomised controlled pilot trial conducted at Massachusetts General Hospital. The study will enrol 50 older adults (≥65 years) undergoing elective orthopaedic surgery with insomnia symptoms (Insomnia Severity Index≥10). Participants will be randomised 1:1 to either a condensed CBT-I intervention or a patient contact-matched Sleep Hygiene Education control group. All participants will complete 3 weeks of preoperative actigraphy and daily sleep diaries, with follow-up assessments at 2 weeks, 1 month and 3 months after surgery. The primary outcome is feasibility, assessed through adherence metrics, protocol engagement and acceptability. Secondary outcomes will be treated as exploratory including insomnia severity, sleep quality, actigraphy-derived sleep and circadian metrics, cognitive trajectories, postoperative pain, mood, functional status and incidence of postoperative neurocognitive disorders.

Ethics and dissemination

This protocol has received ethics approval from Massachusetts General Hospital Institutional Review Board (Protocol #2024P000780). Dissemination is expected to include peer-reviewed journal articles, reports, conference presentations as well as websites or social media platforms of relevant sleep treatment organisations. Participants will receive a summary of the study results.

Trial registration number

NCT06375265.

Exploring the association between medication, patient-specific factors and delirium in hospitalised patients: a 10-year retrospective, population-based cohort study in Iceland

Por: Weidmann · A. E. · Schintler · J. A. · Stauffer · R. · Sigurthsson · M. I. · Jonsdottir · F.
Objectives

This study aimed to identify potential significant statistical associations between the development of delirium, medication and several other patient-specific factors across a 10-year retrospective longitudinal real-world dataset.

Design

A retrospective, population-based cohort study.

Setting

The National University Hospital of Iceland.

Participants

All patients≥18 years hospitalised between 2010 and 2020.

Primary and secondary outcome measures

The primary outcome was a diagnosis of delirium within 2 years of a patient filling a prescription for a specific medication. The exposure was pre-admission medication use or a pre-existing condition. Secondary outcomes included mortality, length of hospital stay, readmission rate and frequency of additional delirium diagnosis.

Results

A total of 85 942 admissions and readmissions were included in the dataset, which comprised 1066 variables. The cohort comprised 55 495 patients (51.5% male) with a median [IQR] age of 71 years [58, 82]. Throughout the study, 3533 patients were diagnosed with delirium at least once over the 10-year study period. A statistically significant association (2 test, p

Conclusion

Numerous medications and other patient-specific risk factors have been identified, which underlines the complexity of delirium development. To strengthen patient safety and hinder the development of delirium, an increased emphasis is needed to review medication use and improve our understanding of medication risk associated with delirium cause, treatment and prevention. Specific prescribing/deprescribing advice should be developed to inform prescribing practice and patient safety.

Age, patient experience and satisfaction with breast cancer care: a cohort study using linked national cancer patient experience survey and cancer registry data

Por: Blacker · S. · Withrow · D. R. · Boyle · J. M. · Wang · L. · Delon · C. · Medina · J. · Horgan · K. · Dodwell · D. · Verrill · M. · Lemanska · A. · Frampton · A. E. · Cromwell · D. A.
Objective

To examine whether satisfaction with information provision and involvement in decision-making among people with breast cancer (BC) treated in English hospitals was associated with age and other patient characteristics.

Design

Retrospective population-based cohort study, conducted as part of the National Audit of Primary Breast Cancer and the National Audit of Metastatic Breast Cancer.

Setting

National Cancer Patient Experience Survey (CPES) responses linked to National Cancer Registration data for BC patients (stage 0–4) diagnosed between 2017 and 2021.

Participants

40 018 patients diagnosed with BC who responded to CPES between 2017 and 2021.

Primary and secondary outcome measures

Responses to questions about overall experience of care, satisfaction with information provision, involvement in decision-making and clinical nurse specialist (CNS) contact were examined. The relationships between responses, personal, disease and clinical characteristics were analysed using multivariable Poisson regression.

Results

90% of patients rated their overall care as ≥8 out of 10 (0=very poor; 10=very good), decreasing to 82% for those aged 40 years (p

Conclusion

Most patients reported high satisfaction with their BC care. Satisfaction was consistently lower among younger people and those with advanced disease; this finding might partly reflect more complex pathways but requires further exploration, ideally in partnership with patients to codesign solutions. Actionable remedial strategies are proposed.

Outcome 50 years after surgical repair of pulmonary valve stenosis: a longitudinal cohort study

Por: Ünlütürk · S. · Kauling · R. M. · Cuypers · J. A. A. E. · van den Bosch · A. E. · Hirsch · A. · Pelosi · C. · Bowen · D. J. · Bogers · A. J. J. C. · Helbing · W. A. · Kardys · I. · Roos-Hesselink · J. W.
Objectives

Data on long-term outcomes after surgical repair of pulmonary valve stenosis are limited. This study evaluated survival, clinical outcomes and quality of life (QoL) after surgery during childhood.

Methods

Single centre, longitudinal cohort study evaluating consecutive patients with pulmonary valve stenosis who underwent surgical repair between 1968–1980 and were evaluated every decade since 1990.

Results

Of the original cohort of 89 operated patients, 11 died (12%), including 2 who died within 30 days postsurgery (2%), and 7 (8%) were lost to follow-up. Survival at 50 years follow-up was 87%, which was not significantly different from the GDP. Of the remaining 71 survivors, 32 refrained earlier from participating in this cohort study, leaving 39 eligible, of whom 34 (87%) participated again (50% male, median age 48 years) with a median follow-up of 45 (range 40–52) years. Event-free survival was 50%, with supraventricular tachycardia (14%) and reintervention (13%) being the most frequent events, although less frequently in the last 10 years. At last follow-up, biventricular function was preserved in most patients. Reduced right and left ventricular ejection fraction (EF) was found in 33% and 13%, respectively. Exercise capacity and maximum rate of oxygen consumption were mildly impaired in 14% and 32% of patients. Patients who underwent an infundibulectomy during initial surgery were significantly more likely to undergo reintervention (HR=8.32, p=0.003). Patient-reported QoL scores remained stable over time and consistently exceeded those of the age-matched GDP.

Conclusion

Fifty-year survival after surgery for pulmonary valve stenosis was excellent and comparable to the GDP. Most patients maintained preserved ventricular function, functional capacity and excellent QoL. Routine lifelong follow-up may not be necessary for all patients, but should be considered for those who underwent an infundibulectomy or have residual lesions.

HIV care attrition among pregnant and postpartum adolescent girls and young women living with HIV in Tanzania: findings from a prospective cohort study

Por: Urrio · R. F. · Machumi · L. · Naburi · H. · Mahande · M. J. · Festo · C. · Mganga · A. · Machangu · D. · Simba · B. · Siril · H. · Mbunda · T. · Mauka · W. · Kibao · A. · Msangi · M. · Larsson · E. C. · Biberfeld · G. · Kilewo · C. · Kagesten · A. E. · Ekström · A. M. · Lyatuu · G. W.
Objectives

To examine HIV care attrition patterns and risk factors among adolescent girls and young women (AGYW) enrolled in prevention of mother-to-child transmission of HIV (PMTCT) services in Tanzania.

Design

Prospective cohort study.

Setting

The study was conducted in three regions of Tanzania: Kagera, Tabora and Dar es Salaam across 543 public and private health facilities.

Participants

A total of 10 147 pregnant and postpartum AGYW living with HIV attending PMTCT services between 1 January 2018 and 31 December 2020 were included in this study and followed prospectively until they were censored at the last appointment date or 31 December 2023, whichever was earlier.

Primary outcome measures

The primary outcome was time to HIV care attrition, defined as death, discontinuation of antiretroviral treatment (ART) or loss to follow-up (LTFU). LTFU was defined as failure to attend a scheduled clinic appointment and being absent from care for ≥90 consecutive days following a missed appointment among non-transfers. Kaplan-Meier analyses were used to estimate time to first attrition. The Anderson-Gill proportional hazard model estimated the risk factors for repeated care interruptions, adjusted for baseline characteristics and stratified by ART status at PMTCT enrolment.

Results

A total of 3259 attrition events were observed, of which 79% occurred within the first year, with the median time to first attrition of 4 months (IQR: 1–8), 96.3% were due to LTFU. Over two-thirds of first-year attrition occurred among AGYW newly started on ART at PMTCT enrolment, who had more than twice the attrition rate of those already on ART (28.6 vs 11.2 per 100-person-years). Of AGYW lost to follow-up, 44.8% returned to care and 20.9% experienced subsequent attrition. Among AGYW new on ART, attrition was higher in those enrolled late in their third trimester (adjusted HR (aHR) 1.20; 95% CI 1.01 to 1.42) versus those in the first trimester and lower during the postpartum period (aHR 0.58; 95% CI 0.43 to 0.79). In AGYW already on ART, attrition rate was higher among adolescents 18–19 years (aHR 1.37; 95% CI 1.13 to 1.66) and those enrolled late; during the second (aHR 1.41; 95% CI 1.16 to 1.72) and third trimesters (aHR 1.57; 95% CI 1.23 to 2.00) or post partum (aHR 1.36; 95% CI 1.09 to 1.70) compared with the first trimester. AGYW with early-stage HIV, on second-line regimens and attending facilities with fewer AGYW, had a lower attrition rate in contrast to comparison groups.

Conclusion

AGYW newly started on ART at PMTCT enrolment are more likely to have early and recurring dropout. Given the cyclical nature of HIV care engagement, tailored and repeated interventions are needed to support continuous retention and re-engagement for pregnant and postpartum AGYW with HIV.

Active subperiosteal versus passive subdural 24-hour drainage following single burr hole evacuation of chronic subdural haematoma (the SUPERDURA trial): protocol for a multicentre, randomised non-inferiority trial

Por: Miscov · R. · Gronhoj · M. · Ronn Jensen · T. S. · Schack · A. E. · Korshoej · A. R. · Haldrup · M. · Olsen · M. H. · Holmen Terkelsen · J. · Poulsen · F. R. · Fugleholm · K. · Bjarkam · C.
Introduction

The main treatment of chronic subdural haematoma (CSDH) is neurosurgical evacuation with subsequent drainage. However, consensus on optimal drain modality and placement is lacking.

Aim

To examine whether 24-hour active subperiosteal drainage is non-inferior to 24-hour passive subdural drainage after a single burr hole evacuation of a symptomatic CSDH.

Methods and analysis

SUPERDURA is a multicentre randomised non-inferiority trial encompassing all neurosurgical units in Denmark. Adult patients with symptomatic CSDH admitted to a Danish neurosurgical unit for single burr hole evacuation will be screened for inclusion. Patients who are not able to give informed consent, and patients with recurrent CSDH, known cerebrospinal fluid abnormalities and other known brain pathologies will be excluded. Patients with bilateral CSDH will be registered as one case and treated similarly on both sides. Before surgical haematoma evacuation, patients will be randomised to 24-hour passive subdural drainage or 24-hour active subperiosteal drainage. The patients included and the two study statisticians will be blinded. The primary outcome is a composite outcome of 90-day mortality and symptomatic CSDH recurrence. Secondary outcomes are 90-day simplified modified Rankin score, 90-day serious adverse events and complications related to surgery or occurring during admission, including intracerebral haemorrhage due to misplaced drains, acute subdural haematoma, tension pneumocephalus, wound infection, drain seepage, subperiosteal haematoma, thromboembolic events, infections and seizures.

A detailed statistical analysis plan is published separately. Sample size simulations of non-inferiority with a threshold of 7% increased relative risk show that a total of 354 participants will be required to demonstrate a relative risk reduction of recurrent CSDH and mortality of 30% for the cohort receiving active subperiosteal drainage given a stable power above 80% with an alpha of 5%. The study inclusion period is estimated to last 2 years.

Ethics and dissemination

Ethics approval for the inclusion of competent patients has been obtained from the North Denmark Region Committee on Health Research Ethics. Results of the primary and secondary outcomes will be submitted for publication in an international peer-reviewed journal and presented at relevant neurosurgical meetings.

Trial registration number at ethics committee

N-20240009, accepted 13 May 2024 and 13 December 2024.

Trial registration number

NCT06621407.

Generative artificial intelligence-driven chatbots and medical misinformation: an accuracy, referencing and readability audit

Por: Tiller · N. B. · Marcon · A. R. · Zenone · M. · Kidd · K. E. · Jeukendrup · A. E. · Master · Z. · Caulfield · T.
Objectives

Artificial intelligence (AI)-driven chatbots have been rapidly adopted across research, education, business, marketing and medicine. Most interactions, however, come from non-experts using chatbots like search engines, including for everyday health and medical queries.

Design

We conducted an original study to audit chatbot responses in health and medical fields prone to misinformation.

Methods

Five popular chatbots were assessed: Gemini (Google), DeepSeek (High-Flyer), Meta AI (Meta), ChatGPT (OpenAI) and Grok (xAI). In February 2025, each chatbot was prompted with 10 questions from five categories: cancer, vaccines, stem cells, nutrition and athletic performance. We deployed an adversarial-like framework, using open- and closed-ended prompts designed to strain models toward misinformation or contraindicated advice. Two experts from each category rated responses as ‘non-problematic’, ‘somewhat problematic’ or highly problematic’ using a coding matrix based on objective, predefined criteria. Citations were scored for accuracy and completeness, and each response was given a Flesch Reading Ease score.

Results

Nearly half (49.6%) of responses were problematic: 30% somewhat problematic and 19.6% highly problematic. Response quality did not differ significantly among chatbots (p=0.566) but Grok generated significantly more highly problematic responses than would be expected under a random distribution (z-score +2.07, p=0.038). Performance was strongest in vaccines (mean z-score –2.57) and cancer (–2.12), and weakest in stem cells (+1.25), athletic performance (+3.74) and nutrition (+4.35). Chatbot outputs were consistently expressed with confidence and certainty; from 250 total questions, there were only two refusals to answer (0.8%), both from Meta AI. Reference quality was poor, with a median completeness score of 40% (Q1–Q3: 20–67%). Chatbot hallucinations and fabricated citations precluded any chatbot from producing a fully accurate reference list. All readability scores were graded as ‘Difficult’ (30–50), equivalent to college sophomore–senior level.

Conclusions

The audited chatbots performed poorly when answering questions in misinformation-prone health and medical fields. Continued deployment without public education and oversight risks amplifying misinformation.

Clear universal clinical and ethical guidelines must be developed to prevent and reduce coercive interventions in various clinical mental health settings aiming at promoting evidenced-based and trauma-informed care

Por: Ghassemi · A. E.

Commentary on: Haines S, Stanton R, Anderson C, Welsh A. Ethical challenges for nurses delivering coercive interventions in community mental health setting: a scoping review. Int J Mental Health Nurse. 2023; 33: 750-759. doi: 10.1111/inm.13290.

Implications for practice and research

  • To prevent and reduce coercive interventions in mental health and community settings, collaborative and continued efforts should target creating policies and ethical and best clinical practice guidelines.

  • Future research should focus on developing clear, consistent and effective global policies and ethical guidelines to prevent and reduce coercive behaviour in clinical and community settings, especially in psychiatry.

  • Context

    While the percentages of coercive interventions in psychiatry vary in different countries and clinical settings, global initiatives are increasingly aimed at preventing and reducing these interventions in the mental health and community settings.1–3 Policymakers, academics, healthcare leaders and clinicians urge...

    Health worker capacity-building interventions and quality of primary healthcare delivery in sub-Saharan Africa: a systematic review protocol

    Por: Amu · H. · Dzadza · A. E. L. A. · Glover · R. M. · Akpene · D. A. · Tiah · J. A. Y. · Agula · C. · Bawah · A. A.
    Background

    Achieving high-quality primary healthcare (PHC) remains essential to improving health systems performance and advancing progress towards attainment of universal health coverage, particularly in sub-Saharan Africa (SSA), where gaps in service delivery persist. Capacity-building interventions, such as mentorship, in-service training and supportive supervision, have been widely employed to improve the quality of PHC delivery. The evidence base is, however, fragmented across diverse settings, intervention types and outcome measures. This systematic review will examine the evidence on how capacity-building interventions improve the quality of PHC services in SSA, with a focus on the domains of effectiveness, safety, people-centredness, timeliness, equity, integration and efficiency as propounded by the WHO.

    Methods

    We will conduct a systematic review using established evidence synthesis methods and report the findings in accordance with the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) 2020 guidelines. Eligible studies will include peer-reviewed and grey literature published in English between 2000 and 2025, focusing on capacity-building interventions aimed at improving PHC quality in SSA. We will search databases including PubMed, Embase, Web of Science, Scopus, Google Scholar and the African Journals Online. Study selection will follow the Population (PHC providers), Exposure (capacity-building interventions) and Outcome (quality of PHC delivery across WHO domains) framework. Quality assessment will use the Mixed Methods Appraisal Tool (MMAT). Data will be narratively synthesised using Atlas.ti software.

    Ethics and dissemination

    Ethical approval is not required because there will be no collection of primary data. Only published studies/records available on peer-reviewed literature and grey sources will be included. Findings will be disseminated through a peer-reviewed journal, academic conferences and stakeholder platforms in SSA.

    Registration

    The protocol has been registered in PROSPERO (CRD420251131534) and reported according to PRISMA-P guidelines.

    Postmarketing safety surveillance for GSKs AS01E-adjuvanted respiratory syncytial virus prefusion F protein-based vaccine in the USA: protocol for a non-interventional postauthorisation safety study

    Por: Adimadhyam · S. · Luyts · D. · Oraichi · D. · Deraedt · Q. · Pircon · J.-Y. · Bilker · W. B. · Agan · A. A. · Rajbhandari · R. · Carbonari · D. M. · Djibo · D. A. · Wang · X. · Nolan · M. B. · DeVries · A. · Selvan · M. · Ma · Q. · Wentz · A. E. · Daniels · K. · Platt · R. · Lo Re · V. · Coc
    Introduction

    In May 2023, the US Food and Drug Administration (FDA) initially approved an AS01E-adjuvanted respiratory syncytial virus (RSV) prefusion F protein-based vaccine (adjuvanted RSVPreF3) for adults aged ≥60 years. The approval was expanded in June 2024 to include adults 50–59 years of age at increased risk for RSV-associated lower respiratory tract disease. In this paper, we describe the protocol of a postmarketing safety study evaluating the association between adjuvanted RSVPreF3 and new-onset Guillain-Barré syndrome (GBS), acute disseminated encephalomyelitis (ADEM) and atrial fibrillation (AF) among adults ≥50 years of age in the USA and provide our rationale for key methodological decisions.

    Methods and analysis

    The potential associations between adjuvanted RSVPreF3 and GBS, ADEM and AF will be evaluated using secondary healthcare data and the self-controlled risk interval (SCRI) design. Data from five research partners in the USA spanning August 2023 through June 2030 will be used for the conduct of yearly monitoring queries and, sample size permitting, SCRI analyses. Claims-based definitions for new-onset outcomes (first diagnosis in 365 days) are: ≥1 inpatient diagnosis for GBS and ADEM; ≥1 inpatient or ≥2 ambulatory/emergency diagnoses for AF. The primary risk and control windows are 1–42 and 43–84 days, respectively, for GBS and ADEM; and 1–8 and 9–16 days for AF. SCRI analyses for GBS and ADEM will include chart-confirmed cases. SCRI analyses for AF will adjust for the positive predictive value obtained from validation against charts. Conditional Poisson regression will be used to calculate incidence rate ratios.

    Ethics and dissemination

    This study was approved by the Institutional Review Boards (IRB) of Harvard Pilgrim Health Care Institute; WIRB-Copernicus Group, Inc and its affiliates (collectively, ‘WCG’); WCG IRB, Inc; and Sterling IRB, with Federal Wide Assurance (FWA) numbers FWA00000100, FWA00033319 and FWA00025632, respectively, for all participating research partners. Study results will be shared with the US FDA and publicly disseminated through national or international clinical or scientific conferences and peer-reviewed publications.

    Registration

    This protocol has been registered in the Heads of Medicines Agencies–European Medicines Agency Real World Data Catalogues (EUPAS1000000486).

    Barriers and facilitators to implementing a shared decision-making tool for anticoagulant-related drug-drug interactions: a qualitative study across three academic medical centres in the USA

    Por: Becker · R. A. · Bonnet · K. · Shah · M. V. · Dang · E. · Ancker · J. S. · Malone · D. C. · Trinkley · K. E. · Gomez-Lumbreras · A. · Del Fiol · G. · Kawamoto · K. · Tawfik · A. G. · Cornia · R. · Jones · A. E. · Mitchell · J. · Reese · T. J.
    Objectives

    To identify barriers and facilitators to implementing an electronic shared decision-making tool for managing anticoagulant-related drug-drug interactions that affect bleeding risk in routine clinical care.

    Design

    Preimplementation qualitative study using semistructured interviews.

    Setting

    Three academic medical centres in the southeastern and western USA. Interviews were conducted between 27 March and 25 September 2024.

    Participants

    36 participants, including 19 clinicians involved in prescribing or managing anticoagulants and seventeen patients prescribed anticoagulants, were recruited using purposive and convenience sampling.

    Results

    Participants identified multiple barriers and facilitators to tool implementation. Common barriers included limited visit time, challenges integrating the tool into existing workflows, role and scope-of-practice constraints, and variation in patient digital literacy. Facilitators included clear visualisation of bleeding risk, access to supporting evidence, familiar interface design and perceived potential to support patient engagement and shared decision-making. Several determinants functioned as both barriers and facilitators, depending on clinical context and user role.

    Conclusions

    This preimplementation qualitative study identified context-specific determinants that influence the adoption of an electronic shared decision-making tool for anticoagulant-related drug–drug interactions. Findings highlight the importance of early attention to workflow integration, role alignment and usability to support uptake in routine care. Addressing these factors during design and implementation may inform strategies to support adoption and future evaluation in real-world clinical settings.

    What are the drivers of the change in modern contraceptive use among women in sub-Saharan Africa? A repeated cross-sectional multivariable Blinder-Oaxaca decomposition analysis

    Por: Sawadogo · P. M. · Biney · A. A. E.
    Objective

    To identify the drivers of changes in modern contraceptive use (MCU) among women of reproductive age in three selected sub-Saharan African countries.

    Design

    This is a secondary analysis of cross-sectional Demographic and Health Survey (DHS) data using a multivariable Blinder-Oaxaca decomposition approach.

    Setting and participants

    The sample consisted of 73 777 women aged 15–49 years from the two most recent DHSs conducted in Gabon (2012, 2019–2021), Senegal (2018, 2023), and Tanzania (2015, 2022). Pregnant women were excluded from the sample.

    Main outcome measure

    We assessed the change in MCU over the two most recent DHS waves for the three countries.

    Results

    MCU declined in Gabon from 26.5% to 18.4%, in Senegal from 20.5% to 18.5% and in Tanzania from 29.7% to 27.6%. Across the three countries, the contributions of compositional changes to trends in MCU varied significantly. In Senegal, characteristics explained 181% of the change, driven by reduced exposure to family planning information (157%), high parity (147%) and employment (9%), while education, urbanisation, union type and lower parity mitigated the decline. In Gabon, the overall characteristics included led to an increase in MCU (–44%), rather than a decline, reflecting the effect of favourable changes toward higher education (–19%) and urban residence (–10%). However, the behavioural effect was predominant (144%). This suggests that modifications in individual attitudes, practices and preferences regarding contraception outweighed structural changes, leading to the overall downward trend observed in Gabon. In Tanzania, neither characteristics nor coefficients significantly explained observed changes. Results for Tanzania indicate that none of the factors included in the model made a significant contribution to the change in MCU. Conversely, increases in educational attainment and urbanisation contributed to an increase in MCU in both Senegal and Gabon.

    Conclusions

    Interventions promoting MCU should consider the role of receiving family planning information at a health facility, parity, work status, educational attainment and urbanisation in informing changes in the use of modern contraceptive methods.

    Incidence, prevalence and mortality of anorexia nervosa in individuals with childhood-onset type 1 diabetes: a nationwide retrospective cohort study in Sweden

    Por: Sjögren · M. · Englund · E. · Erlandsson · A. A. E. · Möllsten · A.
    Objectives

    To investigate the incidence, prevalence and mortality of anorexia nervosa (AN) among individuals with childhood-onset type 1 diabetes (T1D) compared with matched controls in Sweden.

    Design

    Retrospective nationwide cohort study using linked registry data.

    Setting

    Nationwide, Sweden; population-based registers (covering the period 1977–2019).

    Participants

    12 202 individuals diagnosed with T1D before age 15 years (5618 females; 6584 males) and 48 484 age-matched, sex-matched and municipality-matched controls without diabetes (23 618 females; 24 866 males).

    Primary and secondary outcome measures

    AN diagnoses (International Classification of Diseases-10 codes F50.0 and F50.1) identified via the National Patient Register. Outcomes were period prevalence, point prevalence at ages 15 and 20 years, 10-year incidence rates and proportional mortality ratios (PMR), stratified by sex. ORs and incidence rate ratios (IRR) with 95% CIs were estimated using Mantel-Haenszel methods; Kaplan-Meier analysis compared time to AN diagnosis between groups.

    Results

    The period prevalence of AN among females with T1D was 1.9% compared with 1.1% in controls (OR 1.64, 95% CI 1.31 to 2.06; p

    Conclusions

    Females with childhood-onset T1D in Sweden have an elevated risk of AN and markedly higher mortality when both conditions are present. Despite the increased relative risk, the absolute risk of AN in females with T1D remained below 2%. These findings support routine screening for eating disorders in the T1D population, particularly among adolescent and young adult females.

    Characterising cystic fibrosis in African populations: a scoping review protocol on phenotype, diagnosis, genetics and barriers to care

    Por: Ratner · L. · Marangu-Boore · D. · Hamouda · S. · Kwarteng Owusu · S. · Eze · J. · Dakshi · A. · Wordui · S. · Hamdy · A. · Owusu · S. A. · Weldetsadik · Y. · Uluer · A. · Daimi · H. · El Makhzen · N. · Abriel · H. · Nasr · S. · Moosa · S. · Swanson · C. · Cronin · A. E. · Zampoli · M.
    Introduction

    Cystic fibrosis (CF) is a life-shortening genetic disorder traditionally mischaracterised as affecting only populations of European descent. This framing has contributed to under-recognition of CF in African populations, despite emerging evidence of both common and region-specific cystic fibrosis transmembrane conductance regulator mutations across the continent. Diagnostic barriers, structural inequities and lack of surveillance further exacerbate disparities in care and visibility.

    Methods and analysis

    This scoping review aims to characterise CF in African populations by synthesising evidence on clinical presentation, diagnostic practices, genotypic diversity, prevalence and structural barriers to care. We will include case reports, cohort studies, registry analyses and other primary data sources involving individuals of African descent with suspected or confirmed CF. Key outcomes include clinical phenotype, age at diagnosis, mutation profile, diagnostic testing access and mortality. Data sources include Ovid Medline, Embase, Ebsco Global Health, CAB Abstracts and Web of Science Core Collection. Multiple-reviewer screening and extraction will be conducted. We will use narrative synthesis, thematic analysis and meta-analysis for prevalence where feasible.

    Ethics and dissemination

    No ethical approval is required as the review uses published data. Results will be shared with clinicians, researchers and CF networks in Africa and globally to inform diagnostic strategies and policy.

    Effect of medical school initiatives on help seeking for mental health problems among medical students: a systematic review and meta-analysis

    Por: Manley · A. E. · Perry · R. · Moran · P. · Dawson · S. · Biddle · L. · Savovic · J.
    Objectives

    Many medical students with mental health problems do not seek help. However, it is unclear what medical schools can do to promote help seeking. We sought to establish the effect of medical school initiatives on help seeking for mental health problems among medical students.

    Design

    A systematic review and meta-analysis of studies published between 2013 and 2023.

    Data sources

    MEDLINE Ovid, EMBASE Ovid, PsycINFO Ovid, Web of Science, ERIC, BEI and Education Abstracts.

    Eligibility criteria

    Studies that assess the effect of an intervention delivered by a university or healthcare organisation on medical students’ attitudes towards help seeking or their help-seeking behaviour for mental health problems.

    Data extraction and synthesis

    Two reviewers independently screened studies for inclusion and extracted data. Risk of bias was assessed using Cochrane Risk of Bias 2 (for randomised controlled trials (RCTs)) and Risk Of Bias In Non-randomized Studies of Interventions (for non-randomised studies). Studies were grouped according to intervention type. Meta-analysis was conducted using random-effects models. Certainty of evidence was assessed using Grading of Recommendations Assessment, Development and Evaluations.

    Results

    The evidence from the meta-analyses was of very low to low certainty. Improvements in help seeking were noted in the meta-analyses of pre-post studies investigating the effect of interventions with a lived-experience component (five studies, n=492, standardised mean difference (SMD) 0.62, 95% CI 0.33 to 0.91, p

    Conclusions

    Overall, the evidence is of very low to low certainty, due to the serious risk of bias in the included studies, most of which used uncontrolled pre-post designs. Interventions with a lived-experience component may improve medical students’ help-seeking attitudes. Standard clinical clerkships did not appear to impact personal help seeking, despite multiple previous studies suggesting they reduce stigma, suggesting barriers to help seeking extend beyond stigma and mental health literacy in this student population. Further high-quality research, particularly RCTs with long-term follow-up, is needed to firm up the evidence base in this area.

    PROSPERO registration number

    CRD42024319771.

    "I would like to know what happened to me": coerced and involuntary sterilisation of women seeking asylum in the USA

    Por: Blech · A. E. · Baranowski · K. A. · Buehler · N. J. · Stradone · D. · Mendoza · N. · Singer · E.
    Objectives

    Involuntary sterilisation, the non-consensual medical control of an individual’s fertility, is recognised by the WHO, United Nations High Commissioner for Refugees and UN Women as a serious human rights violation and form of gender-based violence. Survivors of involuntary sterilisation who can prove they were sterilised in their countries of origin have a legal path to asylum in the USA. This study aims to describe the experiences of women seeking asylum in the USA who were subjected to involuntary sterilisation in their countries of origin.

    Design

    Semistructured, first-person interviews.

    Setting

    A New York City-based medical human rights programme.

    Participants

    14 adult women who experienced involuntary sterilisation at an average age of 27 years old in their countries of origin (79% from Honduras, 14% from Guatemala, 7% from Mexico) before applying for protected immigration status in the USA.

    Results

    Inductive qualitative analysis identified common themes across participants including shared experiences of discrimination due to race/ethnicity, exposure to lifelong violence in women’s home countries, involuntary sterilisation during antepartum and intrapartum care, lack of informed consent, psychological symptoms, delayed discovery, an appreciation for more responsive healthcare in the USA and a desire to have additional children. Of note, only 43% of participants were aware that they had been sterilised and were therefore eligible for asylum when they entered the USA. 71% of participants had been granted protected status in the USA at the time of interview; 29% were engaged in the asylum process.

    Conclusions

    The results of the study can inform clinicians about the impact of involuntary sterilisation, heighten awareness of this violation in the context of gender-based violence as a nexus for asylum and advance advocacy in healthcare and policy. Results suggest women would benefit from more comprehensive screening for involuntary sterilisation before and during the asylum process, as well as culturally-responsive and trauma-informed support.

    Clinical indication-based diagnostic reference levels in CT: a systematic review

    Por: Alim · A. · Leong · S. S. · Thomas Sudin · A. E. L. · Awla · D. H.
    Objectives

    A growing number of national diagnostic reference levels based on clinical indications (NDRLci) in CT have been implemented worldwide since the International Commission on Radiological Protection’s 2017 recommendation. This study aims to compare NDRLci practices, identify influencing factors and propose evidence-based recommendations for NDRLci development, based on the literature published between 1996 and 2025.

    Design

    Systematic review.

    Setting

    A systematic literature search was conducted in PubMed, Web of Science and Scopus from 1996 to 24 august 2025. The Preferred Reporting Items for Systematic Reviews and Meta-Analysis framework was followed to report the study selection process in this review. Joanna Briggs Institute’s critical appraisal tools were used to evaluate the articles critically.

    Participants

    Adult patients undergoing CT scans for various clinical indications.

    Intervention

    Clinical indication-based CT protocols with reported NDRLci values as CT dose index volume and dose length product (DLP).

    Primary and secondary outcome measures

    The primary outcomes were NDRLci values reported for various clinical indications. The secondary outcomes were CT technology, protocol parameters and patient characteristics influencing NDRLci.

    Result

    A total of 4146 articles were identified. 410 full texts were examined and 11 studies were included in the systematic review. 25 clinical indications across seven anatomical regions were identified across 11 included studies. The NDRLci for urinary stones and cerebrovascular accident had the highest number of references, while flank pain and occlusion had the lowest number. The highest NDRLci in DLP was found for total body CT in severe trauma (3830 mGy cm) and the lowest for sinusitis (70 mGy cm).

    Conclusion

    Several factors contribute to dose discrepancies for the same clinical indications in CT imaging, including kilovolt peak and milliampere-second, scan length, number of phases, patient size, reconstruction algorithm, CT scanner age and specifications, underscoring the need for standardised and optimised CT protocols. This review highlighted several challenges, which emphasise the importance of international organisations to standardise the development of NDRLci to improve comparability across countries.

    PROSPERO registration number

    CRD42024603574.

    Exploring differences in health-related benefit status in the year before, during and after specialist rehabilitation: a Norwegian case-control study

    Por: Skinnes · M. N. · Uhlig · T. · Johansen · T. · Morvik · H. K. · Farsund · N. · Fossen · J. · Skardal · R. F. · Tollin · G. · Degirmenci · A. E. T. · Habberstad · A. · Sexton · J. · Kollerud · R. · Kjeken · I. · RehabNytte Consortium · Wilkie · R. · Moe · R. H.
    Objectives

    To explore differences in health-related benefit status over 3 years, focusing on patterns of sick leave, work assessment allowance and disability benefits, between people who underwent rehabilitation and a matched control group.

    Design

    Prospective longitudinal multicentre cohort study using registry data over three consecutive years.

    Setting

    Secondary specialist rehabilitation services at 17 institutions across Norway.

    Participants

    Patients (n=2710), 42% with rheumatic and musculoskeletal diseases, aged 18–65 years referred for multidisciplinary rehabilitation at one of the participating institutions. They were propensity score matched with 37 760 controls from the national sick leave registry, based on sociodemographic factors and health-related benefit status.

    Intervention

    Multidisciplinary rehabilitation programmes, commonly lasting 3 weeks (range: 1 week to 6 months), tailored to individual needs.

    Primary outcome measures

    Days on health-related benefits (sick leave, work assessment allowance (WAA) and disability benefits) were quantified as lost workdays per month. Differences between groups were analysed using Generalised Estimating Equations across three consecutive years: the year before rehabilitation, the rehabilitation year and the year after rehabilitation.

    Results

    The rehabilitation group had more days on health-related benefits per month than controls throughout the observation period. During the rehabilitation year, they had on average 1.7 more days on sick leave (95 % CI 1.3 to 1.9), 2.3 more WAA days (95% CI 1.9 to 2.7) and 0.2 more days on disability benefits (95% CI 0.1 to 0.3). In the year after rehabilitation, they had 0.6 fewer days on sick leave (95% CI –0.8 to –0.3), but 3.7 more days on WAA (95% CI 3.1 to 4.2) and 0.6 more days on disability benefits (95% CI 0.4 to 0.8). Patterns were similar for the subgroup with rheumatic and musculoskeletal diseases.

    Conclusions

    People undergoing rehabilitation had more days on health-related benefits and a greater increase in long-term benefits, even after matching, indicating a higher disease and support burden than controls. Tailoring interventions and health-related benefits is an essential aspect of rehabilitation for people with complex work participation needs. Future research should include longer observation periods to explore long-term outcomes of rehabilitation.

    Trail registration number

    NCT03764982

    Impact of vitamin D non-reimbursement policy on therapy discontinuation in the general and rheumatic population in the Netherlands: a cross-sectional study

    Por: Singh · A. · Huiskes · V. J. B. · van den Bemt · B. J. F. · van Ameijden · H. · Nurmohamed · M. T. · Spijkers · K. M. · Vervloet · M. · Brabers · A. E. M.
    Objective

    To assess the impact of the non-reimbursement policy on vitamin D therapy discontinuation in patients from the general and rheumatic populations.

    Design

    A cross-sectional study.

    Setting

    Research institute specialised in health research and two outpatient pharmacies in the Netherlands.

    Participants

    Patients from the general and rheumatic population with an active prescription for vitamin D supplementation therapy were included.

    Data collection and analysis

    Data were collected between April and May 2023 through self-reported questionnaires. Descriptive statistics and logistic regression were performed using STATA V. 17. P value

    Primary and secondary outcome measures

    The primary outcome was the proportion of patients who discontinued vitamin D supplementation therapy following the implementation of the non-reimbursement policy. Secondary outcomes included patient-reported reasons for therapy discontinuation and the association between patient-related characteristics and the risk of therapy discontinuation. In addition, the proportion of patients who switched to an alternative supplement and whether this switch had been made in consultation with a healthcare provider was examined.

    Results

    Of the 4800 patients, 302 (6.4%) patients discontinued their vitamin D therapy. The three most frequently reported reasons for therapy discontinuation were the inability to afford supplements without reimbursement, not willing to pay for supplements without reimbursement and being unaware of the alternative vitamin D supplements to switch to. Younger age, financial constraints and limited health literacy were significantly associated with vitamin D therapy discontinuation (p

    Conclusion

    The implementation of the non-reimbursement policy resulted in a small proportion of patients discontinuing their vitamin D therapy. Elevated discontinuation rates were associated with specific patient-related characteristics including patients aged

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