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Ayer — Octubre 2nd 2025Tus fuentes RSS

Assessing the Effectiveness of Interventions Implemented by Nurses to Reduce Medication Administration Errors in Hospitalised Acute Adult Patient Settings: Systematic Review and Meta‐Analysis

ABSTRACT

Background

Medication administration errors are high-risk patient safety issues that could potentially cause harm to patients, thereby delaying recovery and increasing length of hospital stay with additional healthcare costs. Nurses are pivotal to the medication administration process and are considered to be in the position to recognize and prevent these errors. However, the effectiveness of interventions implemented by nurses to reduce medication administration errors in acute hospital settings is less reported.

Aim

To identify and quantify the effectiveness of interventions by nurses in reducing medication administration errors in adults' inpatient acute hospital.

Methods

A systematic review and meta-analysis was conducted up to 03/24. Six databases were searched. Study methodology quality assessment was conducted using the Joanna Briggs Institute (JBI) critical appraisal tools, and data extraction was conducted. Meta-analysis was performed to combine effect sizes from the studies, and synthesis without meta-analysis was adopted for studies that were not included in the meta-analysis to aggregate and re-examine results from studies.

Results

Searches identified 878 articles with 26 studies meeting the inclusion criteria. Five types of interventions were identified: (1) educational program, (2) workflow smart technologies, (3) protocolised improvement strategy, (4) low resource ward-based interventions, and (5) electronic medication management. The overall results from 14 studies included in meta-analysis showed interventions implemented by nurses are effective in reducing medication administration errors (Z = 2.15 (p = 0.03); odds ratio = 95% CI 0.70 [0.51, 0.97], I 2 = 94%). Sub-group analysis showed workflow smart technologies to be the most effective intervention compared to usual care. Findings demonstrate that nurse-led interventions can significantly reduce medication administration errors compared to usual care. The effectiveness of individual interventions varied, suggesting a bundle approach may be more beneficial. This provides valuable insights for clinical practice, emphasizing the importance of tailored, evidence-based approaches to improving medication safety.

Reporting Method

PRISMA guided the review and JBI critical appraisal tools were used for quality appraisal of included studies.

Confidential Conversations in Palliative Care: An Ethnographic Exploration of Trust and Interpersonal Relationship Between Nurse and Patient

ABSTRACT

Aim

To explore aspects of interpersonal relationships in palliative care nursing, focusing on confidential conversations between patients and registered nurses (RN).

Design

A qualitative study employing focused ethnography.

Methods

Data were collected through unstructured participant observations, field notes and interviews with patients and RN in specialist palliative care. Data were analysed using reflective thematic analysis.

Findings

Confidential conversations in palliative care are founded on trust that is fragile and develops dynamically through consistent interactions. Small talk, presence and silence are essential for initiating and maintaining trust and the interpersonal relationship. The environment, patient condition and RN emotional presence and competence shape these conversations. As the relationship evolves, conversations adapt to the patient's changing needs. Missed signals or interruptions can disrupt flow, but the potential for repair remains, allowing for restoration and strengthening of trust and connection.

Conclusion

Confidential conversations in palliative care are grounded in fragile, dynamic trust, necessitating ongoing presence, sensitivity and adaptability from RN. To support these interactions, healthcare environments must prioritise privacy, relational continuity and communication training. Future research should investigate how organisational structures and clinical settings influence confidential conversations.

Implications for the Profession and/or Patient Care

Healthcare environments should facilitate confidential conversations by ensuring relational continuity and minimising distractions. Communication training that emphasises presence and management of silence can strengthen nurse–patient relationships, enhancing patient care and emotional support.

Impact

This study explores key aspects of confidential conversations in palliative care, emphasising trust and emotional sensitivity. It addresses a research gap in palliative care using rare observational methods to deepen understanding of nursing relational aspects. The findings offer practical guidance for enhancing communication and relational skills, informing training and policy development and ultimately, improving emotional support and care.

Reporting Method

Findings are reported in accordance with the Consolidated Criteria for Reporting Qualitative Research guidelines.

Patient or Public Contribution

This study did not involve patient or public participation in its design, conduct or reporting.

Glasgow Coma Scale Practice Among Emergency Nurses in China: A Multicenter Cross‐Sectional Study

ABSTRACT

Aim

To analyse current Glasgow Coma Scale practice among emergency nurses in China and identify factors influencing assessment quality.

Design

A quantitative, multicenter cross-sectional design.

Methods

A convenience sample of 1740 emergency nurses from secondary and tertiary hospitals across 21 provinces completed a validated structured questionnaire between March and April 2025. Participants had at least 6 months of emergency nursing experience. Data analysis included descriptive statistics, chi-square tests, and multiple logistic regression to examine factors influencing correct Glasgow Coma Scale application.

Results

Participants had a mean age of 29.8 years (SD = 6.2). Only 52.5% of nurses demonstrated correct Glasgow Coma Scale application despite 97.0% having theoretical knowledge of scoring criteria. While 56.8% had received Glasgow Coma Scale training, significant standardisation deficiencies emerged. Notably, 41.8% of departments lacked operational guidelines, and 53.7% of nurses experienced scoring disagreements with colleagues. Clinical utilisation varied substantially by patient population: traumatic brain injury (97.8%), neurological diseases (96.9%), and systemic critical illness (85.8%). Multivariate analysis identified six significant factors influencing correct application: standardised training (OR = 2.252, 95% CI: 1.789–2.825), manageable workload ≤ 4 patients/shift (OR = 1.652, 95% CI: 1.327–2.057), departmental guidelines (OR = 1.523, 95% CI: 1.233–1.881), extensive work experience ≥ 9 years (OR = 1.534, 95% CI: 1.182–1.992), while multidisciplinary collaboration issues (OR = 0.559, 95% CI: 0.439–0.712) and special patient experience (OR = 0.520, 95% CI: 0.406–0.666) were associated with reduced accuracy.

Conclusion

Substantial standardisation challenges exist in Glasgow Coma Scale practice among Chinese emergency nurses, characterised by significant gaps between theoretical knowledge and clinical application. Major barriers include insufficient standardised guidelines, inconsistent training approaches, and inadequate interdisciplinary collaboration.

Impact

Healthcare administrators should develop national standardised guidelines, implement simulation-based training programs, optimise emergency workflows, and integrate alternative assessment tools to enhance consciousness assessment accuracy and improve patient safety.

Reporting Method

STROBE statement adherence.

Patient or Public Contribution

No patient or public contribution.

Exploring Subjective Cognitive Decline and Its Related Factors Among Young‐Old Adults: A Perspective on Social Network Types

ABSTRACT

Aims

To identify distinct social network types among young-old adults based on the characteristics of social network structure and to explore the relationship between different types, socio-demographic characteristics and subjective cognitive decline.

Design

A cross-sectional study was conducted from July 2022 to October 2023.

Methods

A total of 652 young-old adults aged 60–74 years completed the sociodemographic questionnaire, the subjective cognitive decline questionnaire-9 and the self-designed egocentric social network questionnaire. The types of social networks were identified by latent profile analysis. Univariate analysis and binary logistic regression were used to analyse the influencing factors of subjective cognitive decline.

Results

The incidence of subjective cognitive decline was 38%. Social networks of young-old adults tended to be large, predominantly family-centred and characterised by strong contact strength, high density and significant demographic heterogeneity among network members. Four social network types were identified: diverse-moderate, family-dense, family-strong and friend-loose. Young-old adults embedded in the family-dense and family-strong types were more likely to develop subjective cognitive decline than those in the diverse-moderate type. Additionally, age, education level, previous occupation, daily sleep duration and exercise were related to the incidence of subjective cognitive decline.

Conclusions

The findings highlight the relatively high incidence of subjective cognitive decline in young-old adults that is notably influenced by the type of social network they are embedded in. More attention needs to be paid to identifying and supporting young-old adults at high risk of subjective cognitive decline, especially to promote their social integration and friend network building, to improve their subjective cognitive function.

Implications for the Profession and/or Patient Care

The findings emphasise the importance of considering the structure and composition of social networks when addressing subjective cognitive decline among young-old adults. A diversified social network incorporating both familial and friendship ties may provide enhanced cognitive protection. Therefore, interventions targeting subjective cognitive decline should promote the expansion of friendship-based relationships and foster the development of more heterogeneous and multi-source networks.

Reporting Method

STROBE checklist.

Patient or Public Contribution

Not applicable.

Professional Self‐Realisation of Diabetes Nurse Practitioners: A Descriptive Study Using Quantitative and Qualitative Data

ABSTRACT

Introduction

To examine the personal characteristics, promoting factors and organisational barriers to the professional realisation of diabetes nurse practitioners in Israel.

Design

A descriptive study using quantitative and qualitative data.

Methods

The participants self-completed an electronic questionnaire, which included questions on demographic and professional characteristics and a self-realisation questionnaire constructed by the authors. Researcher-led focus groups were conducted, guided by a semi-structured guide. The discussions were recorded, transcribed and analysed by qualitative methods.

Results

Forty-one diabetes nurse practitioners (median age 50 years, 98% females) participated in the study. On average, the participants reported a relatively high self-realisation of their professional role, especially those who have been working in this role for many years. While some of them work independently and are supported by their organisation, their managers and other healthcare team members, specifically physicians, many feel that there are barriers to the full implementation of the role and achieving professional realisation. These include multitasking challenges and insufficient remuneration. Self-realisation was viewed by the participants as an opportunity to provide excellent care to patients as well as being professional beyond caring for patients. They wanted to expand their knowledge as well as guide and teach. Furthermore, they also associated self-realisation with the autonomy to carry out procedures and make decisions independently of physicians. Internal motivation was perceived as an important factor for personal self-realisation, which stems from personal creativity, aspiration for excellence, a subjective sense of freedom, self-guidance, desire for self-development and aspiration for personal growth at the highest levels.

Conclusion

Recognition and fostering of diabetes nurse practitioners' role contribute to nurses' self-realisation and professional growth.

Implications for the Profession

Personal and organisational factors should be aligned to support diabetes nurse practitioners in delivering high-quality care to patients with diabetes.

Reporting Method

COREQ (COnsolidated criteria for REporting Qualitative research).

Patient or Public Contribution

No patient or public contribution.

The Experiences of Women With Polycystic Ovary Syndrome of the Healthcare They Receive: A Qualitative Systematic Review

ABSTRACT

Background

More than 12% of women worldwide are affected by polycystic ovary syndrome (PCOS), whose symptoms are similar to those of puberty, often leading to delayed diagnosis and missing the opportunity for early intervention. This not only puts PCOS women under physical and mental stress but also reduces their trust in doctors and makes them dissatisfied with the healthcare they receive, which in turn affects their quality of life. Therefore, to improve the doctor-patient relationship and promote health, it is essential to investigate and understand the healthcare experiences that women with polycystic ovary syndrome (PCOS) receive.

Aim

To explore the experiences of women with PCOS when they receive healthcare.

Design

Qualitative systematic review.

Methods

Data were collected and screened using the systematic review management system Covidence, based on the established inclusion criteria. The Critical Appraisal Skills Programme Checklist was used for critical appraisal, and thematic analysis was used for data analysis.

Data Sources

The databases searched included CINAHL, MEDLINE, PsycINFO, and Scopus. The search was limited to studies published in English between 2002 and May 2024.

Results

Seven studies were selected for final inclusion. Three themes were identified: (1) responsive care from healthcare practitioners, (2) managing polycystic ovarian syndrome, and (3) polycystic ovary syndrome and its impact on self-image.

Conclusion

The development of a multidisciplinary PCOS clinic, the establishment of online support groups, and the creation of comprehensive patient-centered treatment plans are vital to enhancing the health outcomes of women with PCOS.

Impact

Multidisciplinary PCOS clinics, online support groups, and comprehensive patient-centered treatment plans can improve health outcomes for women with PCOS.

Reporting Method

The EQUATOR guidelines for PRISMA have been utilised.

Patient or Public Contribution

No patient or public contribution.

On the Move to Surgery: A Scoping Review of Patient‐Reported Outcomes for Preoperative Walking Into the Operating Theatre

ABSTRACT

Introduction

Although healthcare infrastructure has improved in recent years, the preoperative journey of patients is often accompanied by anxiety. Allowing patients to walk to the operating theatre is a simple, yet underexplored strategy that may enhance their sense of autonomy and reduce anxiety. As patient-centred care gains importance, evaluating the effects of this approach on patient-reported outcomes may be more relevant than widely assumed.

Aim

In this scoping review, we aim to analyse the published literature on preoperative walking into the operating theatre and patient-reported outcomes, such as anxiety and satisfaction.

Design

This study was a scoping review that followed the Joanna Briggs Institute methodology and Preferred Reporting Items for Systematic Reviews and Meta-Analyses, Scoping Review extension guidelines.

Methods

Inclusion criteria were adult patients undergoing elective surgery and walking to the operating theatre. Data were extracted using a standardised form, and critical appraisal was performed by using ROBINS-I V2.0, RoB2 and ROB-E tools.

Data Sources

Embase, MEDLINE, Cochrane databases (OVID) and CINAHL (EBSCOhost) were searched up to 31st January 2025.

Results

Our search identified 958 articles, with seven trials included in the final analysis. The studies, published between 1994 and 2022, involved 3001 patients from North America, Asia and Europe. The interventions varied, but most patients reported improved satisfaction and reduced anxiety when walking to the operating theatre. No adverse events were reported, although patient preferences varied, with younger patients more likely to prefer walking.

Conclusion

Walking to the theatre positively impacts patient satisfaction and autonomy. However, patient selection is key, as not all individuals are physically or mentally prepared for walking. Future research could explore unaccompanied walking and its effects on hospital resource utilisation. Preoperative walking is a beneficial intervention that enhances patient satisfaction and reduces anxiety, providing a feasible alternative to bed transport for many elective surgical patients.

Patient or Public Contribution

No patient or public involvement.

Master's Degree Nurses: A Mixed‐Methods Study on Supply, Demand, and Utilisation

ABSTRACT

Aims

To assess the supply, demand, and utilisation of master's degree nurses in China's top-tier hospitals and identify recruitment and retention challenges.

Design

A convergent parallel mixed-methods design.

Methods

From January and September 2022, eight top-tier hospitals in mainland China were selected using convenience sampling. The proportion of master's degree nurses, turnover rates, and recruitment outcomes were investigated and analysed using descriptive statistics. Concurrently, seven nursing administrators from these eight hospitals were interviewed using semi-structured interviews, and transcribed data were thematically analysed through inductive content analysis.

Results

Among the eight hospitals surveyed, the average proportion of master's degree nurses was 3.58% (range: 0.58%–9.43%). The average ratio of planned to actual recruitment was 3.28, with four hospitals showing near parity (approximately 1:1) and three institutions failing to recruit any master's degree nurses. The annual turnover rate of master's degree nurses was 1.18%. Three themes emerged from the qualitative analysis: (1) shortages coexisting with oversupply; (2) nursing leaders' retention efforts versus limited institutional policy support; and (3) prioritisation of research and management over advanced clinical roles.

Conclusion

In China, even among top-tier hospitals, the proportion of master's degree nurses remains relatively low. There is an overall shortage of these nurses, juxtaposed with localised oversupply in specific institutions. Promotion to nursing supervisor or administrative roles is the only developmental pathway, while structured career progression pathways for advanced nursing practice remain conspicuously absent.

Implications for the Profession and/or Patient Care

The study highlights the need to develop targeted policies that support the career advancement of master's degree nurses, particularly by expanding career options in Advanced Practice Nurses (APNs) rather than limiting roles to nursing management or education. This shift would better leverage their clinical expertise and strengthen healthcare systems through specialised practice and innovation.

Impact

What problem did the study address?: This study maps the supply–demand dynamics of master's degree nurses in leading hospitals and identifies retention, utilisation, and motivation policies and strategies from the perspective of nursing administrators. What were the main findings?: The proportion of master's degree nurses is low in China's top hospitals. There is both an oversupply and a shortage of master's degree nurses. Neither the government nor hospitals have policies in place to encourage the clinical involvement of master's degree nurses, and their career progression is limited to managerial roles. Where and on whom will the research have an impact?: Nursing administrators and other health policy makers in China and comparable global health systems will be affected. It will also influence nursing associations, nursing educators, and general nurses.

Reporting Methods

This study adhered to the Mixed Methods Article Reporting Standards.

Patient or Public Contribution

No contributions from patients or the public were involved in this study.

Perceptions of Recurrence Risk Among Patients With Atrial Fibrillation: A Qualitative Study

ABSTRACT

Aims

The study aims to investigate patients' perceptions of recurrence risk associated with atrial fibrillation, with the goal of establishing a theoretical foundation for developing future measurement scale and intervention strategies.

Design

A qualitative interview study.

Methods

Seventeen patients diagnosed with atrial fibrillation at a Grade-A tertiary hospital participated in semi-structured, in-depth interviews conducted between October and December 2024. Participants were selected via purposive sampling. The data were analysed employing thematic analysis in accordance with Colaizzi's method. The study adhered to the Consolidated Criteria for Reporting Qualitative Research checklist.

Results

The perceptions of recurrence risk among patients with atrial fibrillation can be summarised into five themes: (1) perceived likelihood of recurrence, (2) perceived severity of recurrence, (3) perceived triggers of recurrence, (4) emotional reaction to recurrence, and (5) efficacy perception of managing recurrence risk.

Conclusion

Perceptions of recurrence risk among patients with atrial fibrillation are diverse and often underestimated due to limited knowledge and subjective symptom interpretation, affecting health behaviours. Understanding patients' subjective appraisals, emotions, and perceived efficacy is essential. Validated assessment tools and tailored risk communication may enhance self-management and support targeted interventions.

Impact

This study provides critical insights into how atrial fibrillation patients perceive their risk of recurrence. It also provides a theoretical foundation for creating validated assessment tools and tailoring individualised health education and intervention programmes.

Patient Contribution

Patients were involved in the study design, data collection, and interpretation of findings. Their contributions included providing feedback on the initial interview guide to ensure relevance and clarity, participating in in-depth interviews to share their lived experiences with atrial fibrillation recurrence, and offering reflections on key themes emerging from the data.

The Relationship Between Chinese Nurses' Subjective Age and Career Satisfaction: The Mediating Role of Role Breadth Self‐Efficacy

ABSTRACT

Aim(s)

To assess career satisfaction among Chinese nurses, explore influencing factors, and examine the mediating role of role breadth self-efficacy (RBSE) in the relationship between subjective age and career satisfaction.

Design

A multi-centre, cross-sectional study.

Methods

Between June and October 2024, 2033 questionnaires were distributed to nurses across seven geographic regions in China, collecting data on demographics, subjective age, RBSE, and career satisfaction. Descriptive statistics, Pearson correlation analysis, multiple linear stepwise regression, and path analysis were used to identify determinants of career satisfaction and test the mediating effect of RBSE.

Results

The effective response rate was 97%. Chinese nurses reported moderate-to-high career satisfaction, younger subjective age relative to chronological age, and moderate RBSE levels. Multivariate linear regression analysis identified education level, work institution, salary, weekly working hours, subjective age, and RBSE as significant predictors of career satisfaction. Path analysis revealed a significant negative association between subjective age and career satisfaction (β = −0.23, p < 0.001), which was partially mediated by RBSE (indirect effect = −0.11, 95% CI: −0.18 to −0.05).

Conclusions

The career satisfaction of Chinese nurses is at a moderately high level; the influencing factors include the intensity of nursing work and salary levels. There is a certain difference between the subjective age and the chronological age of Chinese nurses. RBSE partly mediates the relationship between subjective age and career satisfaction.

Implications for the Profession and/or Patent Care

Valuing the breadth of nurses' roles, self-efficacy, and subjective age may help improve job satisfaction.

Impact

What problem did the study address?: This study elucidates the present level of career satisfaction among nurses in China and the variables affecting it. What were the main findings?: The subjective age of Chinese nurses influences career satisfaction, with RBSE partly mediating the connection between subjective age and career satisfaction. Where and on whom will the research have an impact?: This study presents novel variables of subjective age and RBSE in the investigation of factors influencing career satisfaction among Chinese nurses, offering new avenues for enhancing career satisfaction in this demographic in the future.

Reporting Method

We adhered to STROBE guidelines for cross-sectional research.

Patient or Public Contribution

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

The Mediating Role of Death Coping Between Moral Resilience and Vicarious Posttraumatic Growth Among ICU Nurses

ABSTRACT

Aim

This study aimed to examine the level of vicarious posttraumatic growth among intensive care unit nurses in China and explore the mediating role of death coping ability in the relationship between moral resilience and vicarious posttraumatic growth.

Study Design

A multicentre, cross-sectional study was conducted in accordance with the STROBE guidelines.

Methods

Between January and March 2025, a questionnaire survey was conducted among 666 intensive care unit nurses from nine tertiary Grade A hospitals across five provinces in China. Participants completed three standardised instruments: the Rushton Moral Resilience Scale, the Coping with Death Scale–Short Version, and the Vicarious Posttraumatic Growth Inventory. We used IBM SPSS 27.0 for descriptive statistics, univariate analyses, and correlation analyses, and employed AMOS 27.0 to perform structural equation modelling for testing mediation effects.

Results

Intensive care unit nurses demonstrated a moderate level of vicarious posttraumatic growth. Moral resilience was positively associated with both death coping ability and vicarious posttraumatic growth. Death coping ability was found to play a partial mediating role in the relationship between moral resilience and vicarious posttraumatic growth.

Conclusion

Moral resilience and death coping ability are key factors associated with vicarious posttraumatic growth among intensive care unit nurses. Nurses with stronger moral resilience are more likely to cope constructively with death-related stress, which may support psychological growth in trauma-intensive environments.

Impact

This study highlights the need to enhance intensive care unit nurses' moral and emotional capacities through ethics education, emotional coping training, and institutional support strategies. Strengthening these competencies may foster professional development and mental wellbeing in critical care settings.

Targeting vascular dementia: Molecular docking and dynamics of natural ligands against neuroprotective proteins

by Zhizhong Wang, Sen Xu, Ailong Lin, Chunxian Wei, Zhiyong Li, Yingchun Chen, Bizhou Bie, Ling Liu

Vascular dementia (VaD), a neurodegenerative disease driven by vascular pathology, requires multi-targeted therapeutic strategies. This study employs an integrated in silico approach to evaluate the neuroprotective potential of natural ligands against key proteins implicated in VaD pathogenesis. Using molecular docking and normal mode analysis (NMA), four natural compounds (Galangin, Resveratrol, Curcumin, and Licocumarone) were assessed for their binding affinity and structural influence on six target proteins: APLP1, APOE, CLDN5, SOD1, MMP9, and MTHFR. Docking analysis revealed that galangin exhibited the highest binding affinity to APLP1 (−8.5 kcal/mol), resveratrol to MTHFR (−8.1 kcal/mol), and curcumin showed dual efficacy toward APOE (−7.2 kcal/mol) and MMP9 (−8.0 kcal/mol). Licocumarone demonstrated notable stabilization of CLDN5 and SOD1. The NMA results indicated ligand-induced stabilization of protein cores and enhanced flexibility in loop regions, which may impact amyloid aggregation, oxidative stress, and blood-brain barrier integrity. Pathway enrichment using the KEGG and Reactome databases identified significant involvement of the IL-17 and TNF signaling pathways, along with leukocyte transendothelial migration, linking inflammation with vascular dysfunction. APOE emerged as a central node within the protein-protein interaction network, highlighting its regulatory importance. This study highlights the therapeutic relevance of natural ligands as cost-effective modulators of multiple VaD-associated pathways. The combined use of molecular docking, protein dynamics, and enrichment analyses provides a comprehensive computational framework for early-stage drug discovery. These findings warrant further experimental validation to advance the development of targeted, mechanism-driven interventions for vascular dementia.

Environment and weight class linked to skin microbiome structure of juvenile Eastern hellbenders (<i>Cryptobranchus alleganiensis alleganiensis</i>) in human care

by Andrea C. Aplasca, Peter B. Johantgen, Christopher Madden, Kilmer Soares, Randall E. Junge, Vanessa L. Hale, Mark Flint

Amphibian skin is integral to promoting normal physiological processes in the body and promotes both innate and adaptive immunity against pathogens. The amphibian skin microbiota is comprised of a complex assemblage of microbes and is shaped by internal host characteristics and external influences. Skin disease is a significant source of morbidity and mortality in amphibians, and increasing research has shown that the amphibian skin microbiota is an important component in host health. The Eastern hellbender (Cryptobranchus alleganiensis alleganiensis) is a giant salamander declining in many parts of its range, and captive-rearing programs are important to hellbender recovery efforts. Survival rates of juvenile hellbenders in captive-rearing programs are highly variable, and mortality rates are overall poorly understood. Deceased juvenile hellbenders often present with low body condition and skin abnormalities. To investigate potential links between the skin microbiota and body condition, we collected skin swab samples from 116 juvenile hellbenders and water samples from two holding tanks in a captive-rearing program. We used 16s rRNA gene sequencing to characterize the skin and water microbiota and observed significant differences in the skin microbiota by weight class and tank. The skin microbiota of hellbenders that were housed in tanks in close proximity were generally more similar than those housed physically distant. A single taxa, Parcubacteria, was differentially abundant by weight class only and observed in higher abundance in low weight hellbenders. These results suggest a specific association between this taxa and Low weight hellbenders. Additional research is needed to investigate how husbandry factors and potential pathogenic organisms, such as Parcubacteria, impact the skin microbiota of hellbenders and ultimately morbidity and mortality in the species.

A blueprint of synergistic effect in Crataegus pinnatifida and obesity-related gut microbiota against obesity via systems biology concept

by Jinghui Xie, Haofang Guan, Maohui Liu, Weijun Ding

Background

Current obesity treatments include behavioral interventions, pharmacotherapy and surgery. Recently, the combination of ‘medicinal food’ products such as the plant Crataegus pinnatifida and its interaction with the gut microbiota has shown promise as an alternative therapeutic strategy to treat obesity.

Methods

We obtained secondary metabolites (SMs) of obesity-related gut microbiota and Crataegus pinnatifida from gutMGene database and NAPSS database. bioinformatics analysis was used to elucidate key target and signaling pathways, whereas molecular docking (MD), molecular dynamics simulation and quantum chemical calculations identified crucial SMs involved in these pathways. The toxicity and physicochemical properties of these SMs were also assessed.

Results

Phosphoinositide-3-kinase regulatory subunit 1 (PIK3R1), a key mediator in the phosphoinositide 3-kinase (PI3K)/ Protein Kinase B (Akt) pathway that is crucial for regulating insulin signaling and adipogenesis, emerged as the central hub within the PPI network. Strong binders to PIK3R1 were predicted to be quercetin, kaempferol and naringenin chalcone, suggesting their potential as therapeutic agents to treat obesity.

Conclusion

The synergistic combination of Crataegus pinnatifida and the obesity-related gut microbiota holds promise as a novel therapeutic strategy for obesity by targeting PIK3R1 and modulating the PI3K/Akt signaling pathway. Further experimental validation is necessary to confirm these findings.

A new program for systematically enhancing cognitive reserve in healthy adults: A pilot randomized active-controlled clinical trial

by Carol Kotliar, Lisandro Olmos, Martín Koretzky, Ricardo Jauregui, Tomás Delía, Oscar Cingolani

Objective

To evaluate the effectiveness of the Mental Training Tech 24.5 (MTT24.5) cognitive stimulation program, designed to enhance cognitive performance and neuroplasticity in healthy adults.

Background

Cognitive decline is a significant concern in aging populations, with research suggesting that neuroplasticity and cognitive reserve can be enhanced through targeted cognitive training. The MTT24.5 program aims to stimulate brain function through a combination of new knowledge acquisition (DATA) and learning techniques (TECHS), organized into a systematic algorithm. This approach may offer a novel way to prevent or mitigate age-related cognitive decline.

Design

Pilot clinical study, active-controlled, open randomization.

Setting

Adults from the general population with no clinical cognitive deterioration, recruited from three sites within the Autonomous City of Buenos Aires and its metropolitan area.

Participants

120 volunteers were enrolled, of which 76 participants (56 in the intervention group, 20 in the control group) met the study requirements and selected a site closest to their residence.

Methods

The MTT24.5 program consists of 12 weekly in-person sessions (totaling 24.5 hours), during which participants learned 40 knowledge units (DATA) and 100 learning techniques (TECHS). These were organized into binomials, where each unit of DATA was paired with 3–4 TECHS. Pre- and post-intervention assessments included medical history, lifestyle factors, cognitive reserve scale, Addenbrooke’s Cognitive Examination-Revised (ACE-R), and Mini-Mental State Examination (MMSE).

Results

The mean age was 59 years for both groups. Baseline ACE-R scores were comparable (91.3). The global cognitive score increased by 4.6 points (5%) in the intervention group compared to a decrease of 0.5 points in the control group (p  Conclusions

The MTT24.5 program, based on a systematic algorithm for acquiring new knowledge and skills, significantly enhances cognitive reserve and overall cognitive performance, particularly in individuals with lower baseline cognitive scores. These findings suggest that structured cognitive stimulation could play a critical role in preventing cognitive decline and promoting cognitive health in healthy adults. Given the promising results, future studies involving larger populations and long-term follow-up are essential to validate these effects and explore the potential for mitigating age-related cognitive decline and enhancing quality of life.

Registration

The study was registered in accordance with local regulations at the National Council for Scientific and Technological Research (CONICET) – Institute of Biomedical Research (BIOMED), and also in the National Ethics Committee, and at clinicaltrials.gov (NCT06549517).

LncRNA RP11-818O24.3 regulates proliferation and differentiation of hair follicle stem cells by targeting FGF2/PI3K/AKT pathway

by Linlin Bao, Haibo Zhao, Haiyue Ren, Chong Wang, Su Fang

Hair follicle stem cells (HFSCs) play critical roles in adult hair regeneration, owing to its self-renewal and multipotent differentiation properties. Emerging evidence has shown that long noncoding RNAs (LncRNAs) are implicated in biological processes such as proliferation, differentiation and apoptosis. However, the specific role of LncRNA RP11-818O24.3 in regulating HFSCs remains unclear. To explore the effect of LncRNA RP11-818O24.3 on HFSCs, stable LncRNA RP11-818O24.3 overexpression and knockdown HFSCs were established using a lentivirus vector system. The effect of LncRNA RP11-818O24.3 on proliferation was evaluated by Cell Counting Kit-8 (CCK8) and EdU incorporation experiments. The differentiation of HFSCs into neurons and keratinocyte stem cells was detected by immunofluorescence staining. We showed that LncRNA RP11-818O24.3 overexpression promoted the proliferation and inhibited cell apoptosis in HFSCs. High levels of LncRNA RP11-818O24.3 promoted the differentiation of HFSCs into CD34+K15+ keratinocyte progenitors and CD34+Nestin+neuron-specific enolase (NSE)+ neural stem cells. Additionally, LncRNA RP11-818O24.3 increased fibroblast growth factor 2 (FGF2) expression and the subsequent activation of the PI3K/AKT signaling pathway. These data demonstrated that LncRNA RP11-818O24.3 promotes self-renewal, differentiation, and the capability to inhibit apoptosis of HFSCs via FGF2 mediated PI3K/AKT signaling pathway, highlighting its potential role as a therapeutic strategy for treating hair loss diseases.

Seeking validation in the digital age: The impact of validation seeking on self-image and internalized stigma among self- vs. clinically diagnosed individuals on r/ADHD

by Xinyu Zhang, Yoo Jung Oh, Yunhan Zhang, Jianfeng Zhu

The digital age has fueled a surge in ADHD self-diagnosis as people turn to online platforms for mental health information. However, the relationship between validation-seeking behaviors and self-perception in these online communities and users’ self-perception has received limited scholarly focus. Drawing on self-verification theory and utilizing natural language processing to analyze 452,026 posts from the r/ADHD subreddit, our study uncovers distinct patterns in validation-seeking behaviors. Results show that (a) self-diagnosed individuals with ADHD are more likely to seek social validation and media validation and to report higher levels of negative self-image and internalized stigma than clinically diagnosed individuals, (b) social validation was strongly associated with both positive and negative self-perceptions; and (c) diagnosis status significantly moderated these relationships, such that the effects of social validation on self-image and stigma were consistently weaker for the self-diagnosed group. Theoretically, this study extends self-verification theory by demonstrating that professional verification hierarchically moderates self-verification effectiveness. This implies a practical need for clinicians to acknowledge online validation seeking and for digital communities to affirm user experiences while mitigating stigma.

Occurrence of advance care planning for persons with dementia, cancer and other chronic-progressive diseases in general practice: longitudinal analysis of data from health records linked with administrative data

Por: Hommel · D. · Azizi · B. · Visser · M. · Bolt · S. R. · Blom · J. W. · Janssen · D. J. A. · van Hout · H. P. J. · Francke · A. L. · Verheij · R. A. · Joling · K. J. · van der Steen · J. T.
Objectives

There are substantial barriers to initiate advance care planning (ACP) for persons with chronic-progressive disease in primary care settings. Some challenges may be disease-specific, such as communicating in case of cognitive impairment. This study assessed and compared the initiation of ACP in primary care with persons with dementia, Parkinson’s disease, cancer, organ failure and stroke.

Design

Longitudinal study linking data from a database of Dutch general practices’ electronic health records with national administrative databases managed by Statistics Netherlands.

Setting and participants

Data from general practice records of 199 034 community-dwelling persons with chronic-progressive disease diagnosed between 2008 and 2016.

Outcome measure

Incidence rate ratio (IRR) of recorded ACP planning conversations per 1000 person-years in persons with a diagnosis of dementia, Parkinson’s disease, organ failure, cancer or stroke, compared with persons without the particular diagnosis. Poisson regression and competing risk analysis were performed, adjusted for age, gender, migration background, living situation, frailty index and income, also for disease subsamples.

Results

In adjusted analyses, the rate of first ACP conversation for persons with organ failure was the lowest (IRR 0.70 (95% CI 0.68 to 0.73)). Persons with cancer had the highest rate (IRR 1.75 (95% CI 1.68 to 1.83)). Within the subsample of persons with organ failure, the subsample of persons with dementia and the subsample of stroke, a comorbid diagnosis of cancer increased the probability of ACP. Further, for those with organ failure or cancer, comorbid dementia decreased the probability of ACP.

Conclusions

Considering the complexity of initiating ACP for persons with organ failure or dementia, general practitioners should prioritise offering it to them and their family caregivers. Policy initiatives should stimulate the implementation of ACP for people with chronic-progressive disease.

Correlation between complete blood count-derived inflammatory markers and sepsis-associated delirium in older patients: a retrospective analysis of the MIMIC-IV database

Por: Wang · L. · Tian · Z. · Zuo · L. · He · Y. · Liu · Y. · Liu · H.
Objectives

To assess the correlation between complete blood count (CBC)-derived inflammatory markers and sepsis-associated delirium (SAD) risk in older intensive care unit (ICU) patients.

Design

Retrospective cohort study.

Setting

ICUs at Beth Israel Deaconess Medical Center (2008–2019), using the Medical Information Mart for Intensive Care IV V.3.0 database.

Participants

3412 critically ill patients aged ≥65 years with sepsis. Exclusion: repeated ICU admission, death/discharge within 24 hours, missing delirium assessment or pre-sepsis delirium from non-septic aetiologies. SAD was diagnosed by Confusion Assessment Method for the ICU.

Primary outcome measure

Incidence of sepsis-associated delirium.

Results

Among 3412 older sepsis patients, 2092 (61.3%) developed SAD. Significant differences in platelet-to-lymphocyte ratio, neutrophil-to-lymphocyte ratio, monocyte-to-lymphocyte ratio (MLR), systemic immune-inflammation index, systemic inflammation response index, pan-immune-inflammation value and neutrophil-monocyte-to-lymphocyte ratio were observed between SAD and non-SAD groups (all p0.05). Receiver operating characteristic and random forest analyses demonstrated predictive utility; incorporating markers into a baseline model significantly improved discrimination, with MLR providing the largest gain (area under the curve (AUC)=0.716 vs 0.703; AUC=0.013, DeLong test, p

Conclusion

CBC-derived inflammatory markers, particularly MLR, are associated with increased SAD risk in older adults and enhance the performance of a clinical prediction model in this population. Further research is needed to better understand the pathophysiological mechanisms underlying these associations.

Barriers and enablers to healthcare access for older adults in Cambodia: perspectives of healthcare professionals - a qualitative study

Por: Maung · K. T. · Phou · S. · Hunsberger · M. · Santosa · A. · Ng · N. · Sopheab · H. · Chhea · C. · Eriksson · M.
Objective

To explore health professionals’ perspectives on the barriers and enablers of healthcare access for older adults in Cambodia.

Design

A qualitative study based on semi-structured interviews conducted in Khmer, recorded, transcribed, translated into English and analysed using an abductive thematic analysis approach.

Setting

Phnom Penh, Cambodia.

Participants

A purposive sample of 11 health professionals serving in diverse roles and sectors participated in the study.

Results

Three key barriers emerged: (1) institutional barriers, (2) patient-specific access barriers and (3) communication barriers. However, four key enablers were also identified: (1) supportive healthcare environment, (2) reaching out to improve access to health services, (3) peer and community engagement and (4) government direct support to access healthcare. Despite previous policy efforts, gaps in the implementation of healthcare services for older adults persist across all health facilities. Health professionals identified that improving healthcare access for older adults in Cambodia requires a multifaceted strategy involving proactive outreach, health promotion, financial assistance and stronger community and family support.

Conclusion

Effective policy implementation requires collaboration among stakeholders and the active involvement of older adults in programme design to enhance dignity and well-being in Cambodia’s ageing population.

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