keyword
https://read.qxmd.com/read/38591182/abundance-of-low-energy-oxygen-vacancy-pairs-dictates-the-catalytic-performance-of-cerium-stabilized-zirconia
#1
JOURNAL ARTICLE
Yao Peng, Xia-Lan Si, Cheng Shang, Zhi-Pan Liu
Cerium-stabilized zirconia (Ce1- x Zr x O y , CZO) is renowned for its superior oxygen storage capacity (OSC), a key property long believed to be beneficial to catalytic oxidation reactions. However, 50% Ce-containing CZO recorded with the highest OSC has disappointingly poor performance in catalytic oxidation reactions compared to those with higher Ce contents but lower OSC ability. Here, we employ global neural network (G-NN)-based potential energy surface exploration methods to establish the first ternary phase diagram for bulk structures of CZO, which identifies three critical compositions of CZO, namely, 50, 60, and 80% Ce-containing CZO that are thermodynamically stable under typical synthetic conditions...
April 9, 2024: Journal of the American Chemical Society
https://read.qxmd.com/read/38381940/inter-observer-variance-of-examiner-scoring-in-urology-objective-structured-clinical-examinations-osces
#2
JOURNAL ARTICLE
Naji J Touma, Charles A Paco, Iain MacIntyre
INTRODUCTION: The Objective Structured Clinical Examination (OSCE) is an attractive tool of competency assessment in a high-stakes summative exam. An advantage of the OSCE is the ability to assess more realistic context, content, and procedures. Each year, the Queen's Urology Exam Skills Training (QUEST) is attended by graduating Canadian urology residents to simulate their upcoming board exams. The exam consists of a written component and an OSCE. The aim of this study was to determine the inter-observer consistency of scoring between two examiners of an OSCE for a given candidate...
December 21, 2023: Canadian Urological Association Journal
https://read.qxmd.com/read/38346424/give-me-a-break-addressing-observed-structured-clinical-exam-anxiety
#3
JOURNAL ARTICLE
Karen L Forbes, Qaasim Mian, Jessica L Foulds
What was the educational challenge? Medical students experience high rates of anxiety; frequent examinations are one contributing source. Students may perceive the observed structured clinical examinations (OSCEs) as particularly stressful. Strategies to reduce anxiety during OSCEs have not been described. What was the solution? We sought to implement and evaluate a simple, in-the-moment intervention aimed at reducing students' OSCE-related anxiety by making stress-reducing activities available during break stations during a summative pediatric OSCE...
February 12, 2024: Medical Teacher
https://read.qxmd.com/read/38344001/exploring-the-potential-of-end-capping-acceptor-engineering-on-indolo-3-2-b-indole-based-small-molecules-for-efficient-organic-and-perovskite-solar-cells
#4
JOURNAL ARTICLE
Waqar Ali Zahid, Muhammad Fiaz Ahmad, Waqas Akram, Rabia Iftikhar, Sarah A Alsalhi, Shaimaa A M Abdelmohsen, Javed Iqbal
Photovoltaic (PV) materials, especially organic and perovskite solar cells are effective candidates for meeting the rising global energy demand. Herein, we have designed indolo[3,2- b ]indole-based six molecules (IDF1-IDF6) as hole-transporting materials (HTMs) for perovskite solar cells (PSCs) and donor materials for organic solar cells (OSCs). The results demonstrated that IDF1-IDF6 molecules have tight π-π stacking, more negative HOMO levels (-5.50 to -5.31 eV), low bandgaps (1.91 to 2.41 eV), high absorption coefficients, large Stokes shifts, high open-circuit photovoltages (1...
February 7, 2024: RSC Advances
https://read.qxmd.com/read/37843678/towards-a-more-nuanced-conceptualisation-of-differential-examiner-stringency-in-osces
#5
JOURNAL ARTICLE
Matt Homer
Quantitative measures of systematic differences in OSCE scoring across examiners (often termed examiner stringency) can threaten the validity of examination outcomes. Such effects are usually conceptualised and operationalised based solely on checklist/domain scores in a station, and global grades are not often used in this type of analysis. In this work, a large candidate-level exam dataset is analysed to develop a more sophisticated understanding of examiner stringency. Station scores are modelled based on global grades-with each candidate, station and examiner allowed to vary in their ability/stringency/difficulty in the modelling...
October 16, 2023: Advances in Health Sciences Education
https://read.qxmd.com/read/37815487/human-induced-pluripotent-stem-cell-derived-ovarian-support-cell-co-culture-improves-oocyte-maturation-invitro-after-abbreviated-gonadotropin-stimulation
#6
JOURNAL ARTICLE
Sabrina Piechota, Maria Marchante, Alexa Giovannini, Bruna Paulsen, Kathryn S Potts, Graham Rockwell, Caroline Aschenberger, Alexander D Noblett, Alexandra B Figueroa, Marta Sanchez, Ferran Barrachina, Klaus Wiemer, Luis Guzman, Pedro Belchin, Merrick Pierson Smela, Patrick R J Fortuna, Pranam Chatterjee, Nam D Tran, Dawn A Kelk, Marcy Forti, Shelby Marcinyshyn, Trozalla Smith, David H McCulloh, Marta-Julia Fernandez-Gonzalez, Baruch Abittan, Silvia Ortiz, Joshua U Klein, Peter Klatsky, Daniel Ordonez-Perez, Christian C Kramme
STUDY QUESTION: Can in vitro maturation (IVM) and developmental competence of human oocytes be improved by co-culture with ovarian support cells (OSCs) derived from human-induced pluripotent stem cells (hiPSCs)? SUMMARY ANSWER: OSC-IVM significantly improves the rates of metaphase II (MII) formation and euploid Day 5 or 6 blastocyst formation, when compared to a commercially available IVM system. WHAT IS KNOWN ALREADY: IVM has historically shown highly variable performance in maturing oocytes and generating oocytes with strong developmental capacity, while limited studies have shown a positive benefit of primary granulosa cell co-culture for IVM...
October 10, 2023: Human Reproduction
https://read.qxmd.com/read/37773771/measuring-the-quality-of-the-osce-in-a-chiropractic-programme-a-review-of-metrics-and-recommendations
#7
JOURNAL ARTICLE
Alice E Cade, Nimrod Meuller
OBJECTIVES: The Objective Structured Clinical Examination (OSCE) is a commonly used assessment of clinical skill, and ensuring the quality and reliability in OSCEs is a complex, and on-going process. This paper discusses scoring schemas and reviews checklists and global rating scales (GRS) for marking. Also detailed are post-examination quality assurance metrics tailored to smaller cohorts, with an illustrative dataset. METHODS: A deidentified OSCE dataset, from stations with both a checklist and GRS, of 24 examinees from a 2021 cohort was assessed using the following metrics: Cut-scores or pass-rates, number-of-failures, R2, inter-grade discrimination, and between-group-variation...
September 29, 2023: Journal of Chiropractic Education
https://read.qxmd.com/read/37605843/interrater-reliability-in-neurology-objective-structured-clinical-examination-across-specialties
#8
JOURNAL ARTICLE
Laura Mechtouff, Baptiste Balanca, Julien Jung, Julie Bourgeois-Vionnet, Chloé Dumot, Déborah Guery, Thiébaud Picart, Lionel Bapteste, Geneviève Demarquay, Alexandre Bani-Sadr, Lucie Rascle, Yves Berthezène, Timothée Jacquesson, Camille Amaz, Juliette Macabrey, Inès Ramos, Marie Viprey, Gilles Rode, Marion Cortet
PURPOSE: To assess interrater reliability and examiners' characteristics, especially specialty, associated with scoring of neurology objective structured clinical examination (OSCE). MATERIAL AND METHODS: During a neurology mock OSCE, five randomly chosen students volunteers were filmed while performing 1 of the 5 stations. Video recordings were scored by physicians from the Lyon and Clermont-Ferrand university teaching hospitals to assess students performance using both a checklist scoring and a global rating scale...
August 22, 2023: Medical Teacher
https://read.qxmd.com/read/37435263/a-comparison-of-checklist-and-domain-based-ratings-in-the-assessment-of-objective-structured-clinical-examination-osce-performance
#9
JOURNAL ARTICLE
Ahmed Mahmoud
INTRODUCTION: The Objective Structured Clinical Examination (OSCE) is the mainstay of clinical assessment in the final-year undergraduate Family Medicine clerkship at King Faisal Specialist Hospital and Research Centre (KFSHRC). The gold standard for OSCE assessment is the checklist rating, completed by physician examiners. Numerous studies have suggested that global or domain-based OSCE ratings may be a better indicator of competence than checklist ratings. The aim of this study was to examine the utility of domain-based OSCE ratings in the context of final-year, undergraduate, Family Medicine OSCE examinations in Riyadh, Saudi Arabia...
June 2023: Curēus
https://read.qxmd.com/read/37415995/a-comparison-of-the-checklist-scoring-systems-global-rating-systems-and-borderline-regression-method-for-an-objective-structured-clinical-examination-for-a-small-cohort-in-a-saudi-medical-school
#10
JOURNAL ARTICLE
Kossay Elabd, Husam Abdul-Kadir, Abdullah Alkhenizan, Mohammed K Alkhalifa
BACKGROUND: This study aims to compare the effectiveness of using the checklist and global rating scores to evaluate the clinical competency of medical students in Objective Structured Clinical Examinations (OSCEs). Additionally, the study assesses the appropriateness of using the borderline regression method to set standards for small-scale OSCE exams and determines if the estimated passing marks differ significantly from the university's prefixed passing score of 70%. The study also examines whether the university should utilize the borderline regression method to determine passing scores for each OSCE exam instead of a set passing score...
June 2023: Curēus
https://read.qxmd.com/read/37353215/reliability-in-performance-assessment-creates-a-potential-application-of-artificial-intelligence-in-veterinary-education-evaluation-of-suturing-skills-at-a-single-institution
#11
JOURNAL ARTICLE
Jennifer Kuzminsky, Heidi Phillips, Hajar Sharif, Clara Moran, Hadley E Gleason, Sophia P Topulos, Kathryn Pitt, Leslie Klis McNeil, Annette M McCoy, Thenkurussi Kesavadas
OBJECTIVES: To evaluate suturing skills of veterinary students using 3 common performance assessments (PAs) and to compare findings to data obtained by an electromyographic armband. SAMPLE: 16 second-year veterinary students. PROCEDURES: Students performed 4 suturing tasks on synthetic tissue models 1, 3, and 5 weeks after a surgical skills course. Digital videos were scored by 4 expert surgeons using 3 PAs (an Objective Structured Clinical Examination [OSCE]- style surgical binary checklist, an Objective Structured Assessment of Technical Skill [OSATS] checklist, and a surgical Global Rating Scale [GRS])...
June 27, 2023: American Journal of Veterinary Research
https://read.qxmd.com/read/37214504/are-evaluations-in-simulated-medical-encounters-reliable-among-rater-types-a-comparison-between-standardized-patient-and-outside-observer-ratings-of-osces
#12
JOURNAL ARTICLE
Easton N Wollney, Taylor S Vasquez, Carolyn Stalvey, Julia Close, Merry Jennifer Markham, Lynne E Meyer, Lou Ann Cooper, Carma L Bylund
OBJECTIVE: By analyzing Objective Structured Clinical Examination (OSCE) evaluations of first-year interns' communication with standardized patients (SP), our study aimed to examine the differences between ratings of SPs and a set of outside observers with training in healthcare communication. METHODS: Immediately following completion of OSCEs, SPs evaluated interns' communication skills using 30 items. Later, two observers independently coded video recordings using the same items...
December 2023: PEC Innov
https://read.qxmd.com/read/37057398/a-systematic-review-of-criminal-justice-initiatives-to-strengthen-the-criminal-investigation-and-prosecution-of-sexual-violence-in-east-africa
#13
REVIEW
Sarah Rockowitz, Kirstin Wagner, Rachel Cooper, Laura Stevens, Kari Davies, Jessica Woodhams, Wangu Kanja, Heather D Flowe
Sexual violence (SV) is a widespread public health and human rights problem, with countries in East Africa having higher rates than the global average. Prosecutions of SV in East Africa are rare, and survivors face many challenges accessing medico-legal justice and services. Developing initiatives that support survivors in navigating the criminal justice system is vital, yet there is limited research on efforts to improve the criminal justice system's management and treatment of survivors. We conducted a scoping review of research on initiatives to strengthen responses toward investigating and prosecuting cases...
April 14, 2023: Trauma, Violence & Abuse
https://read.qxmd.com/read/36919450/entrustment-versus-performance-scale-in-high-stakes-osces-rater-insights-and-psychometric-properties
#14
JOURNAL ARTICLE
Severin Pinilla, Seraina Lerch, Raphaela Lüdi, Florian Neubauer, Sabine Feller, Daniel Stricker, Christoph Berendonk, Sören Huwendiek
BACKGROUND: Although entrustment scales are increasingly applied in workplace-based assessments, their role in OSCEs remains unclear. We investigated raters' perceptions using an entrustment scale and psychometric analyses. METHOD: A mixed-methods design was used. OSCE raters' ( n  = 162) perceptions were explored via questionnaire and four focus groups ( n  = 14). Psychometric OSCE properties were analyzed statistically. RESULTS: Raters ( n  = 53, response rate = 41%) considered the entrustment scale comprehensible (89%) and applicable (60%)...
March 15, 2023: Medical Teacher
https://read.qxmd.com/read/36691253/perspectives-benefits-and-challenges-of-a-live-osce-during-the-covid-19-pandemic-in-a-cross-sectional-study
#15
JOURNAL ARTICLE
Teresa Loda, Rebecca Sarah Erschens, Andrew B Nevins, Stephan Zipfel, Anne Herrmann-Werner
OBJECTIVES: Restrictions due to the COVID-19 pandemic mandated fundamental changes to student evaluations, including the administration of the observed structured clinical examination (OSCE). This study aims to conduct an in-person OSCE to verify students' practical skills under necessary infection control practices and the impact of face masks on student-patient interactions. DESIGN: Cross-sectional design. SETTING: The OSCE at Medical School of Tuebingen takes place in October 2020...
June 3, 2022: BMJ Open
https://read.qxmd.com/read/36514011/eosce-stations-live-versus-remote-evaluation-and-scores-variability
#16
JOURNAL ARTICLE
Donia Bouzid, Jimmy Mullaert, Aiham Ghazali, Valentine Marie Ferré, France Mentré, Cédric Lemogne, Philippe Ruszniewski, Albert Faye, Alexy Tran Dinh, Tristan Mirault
BACKGROUND: Objective structured clinical examinations (OSCEs) are known to be a fair evaluation method. These recent years, the use of online OSCEs (eOSCEs) has spread. This study aimed to compare remote versus live evaluation and assess the factors associated with score variability during eOSCEs. METHODS: We conducted large-scale eOSCEs at the medical school of the Université de Paris Cité in June 2021 and recorded all the students' performances, allowing a second evaluation...
December 13, 2022: BMC Medical Education
https://read.qxmd.com/read/36480687/-clinical-outcomes-after-use-of-inhaled-corticosteroids-or-oral-steroids-in-a-covid-19-telemedicine-clinic-cohort-a-retrospective-chart-review
#17
JOURNAL ARTICLE
Michele Cellai, Jodi Roberts, Miranda A Moore, Nikhila Gandrakota
BACKGROUND: Coronavirus disease 2019 (COVID-19) concerns remains among healthcare providers as there are few outpatient treatment options. As this was the early days of the pandemic and treatment options for non-hospitalized patients were limited, symptomatic treatment and home-grown guidelines which utilized recommendations from the Global Initiative for Asthma Management and Treatment (GINA 2020) were utilized. OBJECTIVE: The possibility that ICS might reduce the risk of respiratory symptoms and promote recovery was the impetus for the review as it had already been shown that in the non-hospitalized patient population, OCS in the acute phase could have an adverse effect on recovery...
December 1, 2022: JMIR Formative Research
https://read.qxmd.com/read/36419057/in-pursuit-of-a-better-transition-to-selected-residencies-a-quasi-experimental-evaluation-of-a-final-year-of-medical-school-dedicated-to-the-acute-care-domain
#18
JOURNAL ARTICLE
Gersten Jonker, Eveline Booij, Jacqueline E M Vernooij, Cor J Kalkman, Olle Ten Cate, Reinier G Hoff
BACKGROUND: Medical schools seek the best curricular designs for the transition to postgraduate education, such as the Dutch elective-based final, 'transitional' year. Most Dutch graduates work a mean of three years as a physician-not-in-training (PNIT) before entering residency training. To ease the transition to selected specialties and to decrease the duration of the PNIT period, UMC Utrecht introduced an optional, thematic variant of the usual transitional year, that enables the development of theme-specific competencies, in addition to physicians' general competencies...
November 23, 2022: BMC Medical Education
https://read.qxmd.com/read/36119146/does-a-sense-of-gratitude-protect-against-empathy-loss-in-medical-students-an-exploratory-study
#19
JOURNAL ARTICLE
Claire Elisabeth Vogel, Claudia Kiessling, Martin R Fischer, Tanja Graupe
Introduction: The promotion of physicians' empathy (PE) skills in medical school plays a central role in physician-patient communication. However, a significant decline in empathy among medical students during their training has been repeatedly reported. Gratitude could be a possible protective factor for PE. However, as some students do not seem to be affected by this empathy loss, this study explores the relationship between gratitude and PE. Methods: Using validated questionnaires (JSPE-S, IRI and GQ-6), 88 medical students at LMU München evaluated their self-assessed PE and gratitude...
2022: GMS Journal for Medical Education
https://read.qxmd.com/read/35993497/a-structured-multimodal-teaching-approach-enhancing-musculoskeletal-physical-examination-skills-among-undergraduate-medical-students
#20
JOURNAL ARTICLE
Abdulaziz Z Alomar
Current evidence indicates that undergraduate medical students display deficits in musculoskeletal physical examination skills (MPES). While various instructional methods are recommended for teaching clinical skills, effective methods for teaching MPES have not been established. This study compared the effectiveness of a multimodal teaching approach incorporating video-based learning, interactive small-group teaching, hands-on practicing, peer-assisted learning, formative assessment, and constructive feedback with traditional bedside teaching in developing undergraduate orthopedic MPES...
December 2022: Medical Education Online
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