Consensus method

共识方法
  • 文章类型: Journal Article
    背景:手术移交与护理失败的重大风险相关。现有的研究显示出方法上的缺陷,并且在评估该领域干预措施的结果上几乎没有共识。本文报告了开发核心结果集(COS)以支持标准化的协议,可比性,以及未来医生之间手术交接研究的证据综合。
    方法:本研究遵循COS开发有效性试验中的核心结果指标(COMET)倡议指南,包括COS-发展标准(COS-STAD)和报告(COS-STAR)建议。它已在COMET数据库中进行了前瞻性注册,并将由包括外科医疗保健专业人员在内的国际指导小组领导。研究人员,耐心和公共伙伴。通过对改善手术交接的干预措施进行系统评价,生成报告结果的初始列表(PROSPERO:CRD42022363198)。患者和公众对移交观点的定性证据综合结果将增加此列表,随后是涉及所有利益相关者团体的实时Delphi调查。然后,每位Delphi参与者将被邀请参加至少一次在线共识会议,以最终确定COS。
    背景:这项研究得到了爱尔兰皇家外科医学院(RCSI)研究伦理委员会的批准(202309015,2023年11月7日)。结果将在外科科学会议上发表,并提交给同行评审的期刊。一个简单的英文摘要将通过国家网站和社交媒体传播。作者旨在将COS纳入爱尔兰国家外科培训机构的移交课程,并确保其与其他研究生外科培训计划在国际上共享。将鼓励合作者与相关的国家卫生服务职能和国家机构分享调查结果。
    结论:这项研究将代表首次发表的COS干预措施,以改善手术交接,在外科背景下首次使用实时德尔菲调查,并将支持生成更高质量的证据,以告知最佳实践。
    背景:有效性试验(COMET)倡议2675的核心结果指标。http://www.comet-initiative.org/Studies/Details/2675。
    BACKGROUND: Surgical handover is associated with a significant risk of care failures. Existing research displays methodological deficiencies and little consensus on the outcomes that should be used to evaluate interventions in this area. This paper reports a protocol to develop a core outcome set (COS) to support standardisation, comparability, and evidence synthesis in future studies of surgical handover between doctors.
    METHODS: This study adheres to the Core Outcome Measures in Effectiveness Trials (COMET) initiative guidance for COS development, including the COS-Standards for Development (COS-STAD) and Reporting (COS-STAR) recommendations. It has been registered prospectively on the COMET database and will be led by an international steering group that includes surgical healthcare professionals, researchers, and patient and public partners. An initial list of reported outcomes was generated through a systematic review of interventions to improve surgical handover (PROSPERO: CRD42022363198). Findings of a qualitative evidence synthesis of patient and public perspectives on handover will augment this list, followed by a real-time Delphi survey involving all stakeholder groups. Each Delphi participant will then be invited to take part in at least one online consensus meeting to finalise the COS.
    BACKGROUND: This study was approved by the Royal College of Surgeons in Ireland (RCSI) Research Ethics Committee (202309015, 7th November 2023). Results will be presented at surgical scientific meetings and submitted to a peer-reviewed journal. A plain English summary will be disseminated through national websites and social media. The authors aim to integrate the COS into the handover curriculum of the Irish national surgical training body and ensure it is shared internationally with other postgraduate surgical training programmes. Collaborators will be encouraged to share the findings with relevant national health service functions and national bodies.
    CONCLUSIONS: This study will represent the first published COS for interventions to improve surgical handover, the first use of a real-time Delphi survey in a surgical context, and will support the generation of better-quality evidence to inform best practice.
    BACKGROUND: Core Outcome Measures in Effectiveness Trials (COMET) initiative 2675.  http://www.comet-initiative.org/Studies/Details/2675 .
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  • 文章类型: Journal Article
    模型精度的估计在蛋白质结构预测中起着至关重要的作用,目的是准确客观地评价预测蛋白质结构模型的质量。这个过程不仅是筛选接近真实结构的候选模型的关键,同时也为进一步优化蛋白质结构提供了指导。随着AlphaFold2在单体结构方面的重大进步,单结构域蛋白质结构预测问题已得到广泛解决。相应地,评估单结构域蛋白质模型质量的重要性下降,研究重点已经转移到蛋白质复合物模型精度的估计上。在这次审查中,我们的目标是提供参考和统计指标的全面概述,以及代表性的方法,以及当前四个不同方面的挑战(拓扑全局评分,接口总分,界面残差-明智评分,和三级残差-明智评分)在复杂EMA领域。
    Estimation of model accuracy plays a crucial role in protein structure prediction, aiming to evaluate the quality of predicted protein structure models accurately and objectively. This process is not only key to screening candidate models that are close to the real structure, but also provides guidance for further optimization of protein structures. With the significant advancements made by AlphaFold2 in monomer structure, the problem of single-domain protein structure prediction has been widely solved. Correspondingly, the importance of assessing the quality of single-domain protein models decreased, and the research focus has shifted to estimation of model accuracy of protein complexes. In this review, our goal is to provide a comprehensive overview of the reference and statistical metrics, as well as representative methods, and the current challenges within four distinct facets (Topology Global Score, Interface Total Score, Interface Residue-Wise Score, and Tertiary Residue-Wise Score) in the field of complex EMA.
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  • 文章类型: Journal Article
    目的:共识方法对于制定临床指南至关重要。不同的方法,如德尔菲和名义分组技术,是常用的,但是缺乏有关如何有效实施它们的详细说明。调查旨在探讨主席的意见和态度,关于指南制定过程中共识方法的关键要素的小组和工作组。
    方法:我们使用横断面设计进行了这项研究,并向利益相关者发送了结构化问卷,包括椅子,小组成员,和工作组的参与者,通过流行的手机应用微信。我们使用目的性抽样和雪球抽样的组合选择了参与者。问卷收集了人口统计信息,经验,意见,以及对共识方法和指导方针制定的担忧。
    结果:样本包括代表31个省或市的290名参与者。其中,大多数受访者(n=107,36.9%)来自北京。大多数参与者,具体为211(72.76%),拥有高级职称,186人(64.14%)遵守现行准则。德尔菲法是最常用的共识法(n=132,42.31%),但受访者对它只有初步了解(n=147,47.12%)。共识过程还揭示了药物经济学家参与的不足,病人,和护士。
    结论:共识方法必须在指南制定过程中标准化和一致使用。这项研究的结果提供了对不同角色的见解,以及在指南制定过程中应用共识过程的更有效方法。
    Consensus methods are crucial in developing clinical guidelines. Different methods, such as the Delphi and nominal group techniques, are commonly used, but there is a lack of detailed instructions on how to implement them effectively. The survey aims to explore the opinions and attitudes of the chair, panel and working group on the critical elements of the consensus methods during guideline development.
    We used a cross-sectional design to conduct this study and sent a structured questionnaire to stakeholders, including the chair, panel members, and working group participants, through the popular mobile phone application WeChat.We selected participants using a combination of purposive and snowball sampling. The questionnaire gathered information on demographics, experiences, opinions, and concerns regarding consensus methods and guideline development.
    The sample comprised 290 participants representing 31 provinces or municipalities. Among them, the most significant number of respondents (n = 107, 36.9%) were from Beijing. Most participants, specifically 211 (72.76%), held senior professional titles, while 186 (64.14%) adhered to ongoing guidelines. The Delphi method was the most commonly used consensus method (n = 132, 42.31%), but the respondents had only a preliminary understanding of it (n = 147, 47.12%). The consensus process also revealed the insufficiency of involving pharmacoeconomists, patients, and nurses.
    Consensus methods have to be standardised and used consistently in the guideline development process. The findings of this study offer insights into diverse roles and more effective ways to apply the consensus process during guideline development.
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  • 文章类型: Journal Article
    层次分析法(AHP)是一种从公正性、使其适合于在寻求解决问题的专家之间达成共识。该方法已成功应用于其他调查中,它的使用已经扩展到几个学科。本技术论文介绍了从一项研究中吸取的经验教训,该研究依赖于AHP方法来确定可持续社区的优先方面。这项研究分为三个可复制的阶段。在他们每个人,建议考虑的方面是详细的,例如,在层次结构的制定中,挑选专家,专家调查设计,以及用于确定权重和重要性水平的信息处理。•利用软件应用AHP方法可以帮助研究人员优化时间和资源。社交网络被证明比识别和联系专家的传统方法更有效。•主观可持续性问题可以通过专家共识优先考虑。
    The Analytic Hierarchy Process (AHP) is a method that allows complex decisions to be made from impartiality, making it suitable for reaching a consensus among experts seeking to solve a problem. This method has been successfully applied in other investigations, and its use has been extended to several disciplines. This technical paper presents the lessons learned from a study that relied on the AHP method to determine priority aspects for sustainable neighborhoods. The research is developed in three replicable phases. In each of them, aspects that are recommended to be considered are detailed, for example, in the formulation of the hierarchical structure, selection of experts, expert survey design, and information processing for the determination of weights and levels of importance.•The utilization of software to apply the AHP method can help researchers to optimize time and resources.•Social networks proved to be more effective than conventional methods for identifying and contacting experts.•Subjective sustainability issues can be prioritized by expert consensus.
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  • 文章类型: Review
    目的:定义可应用于英国初级保健网络环境的临床药学技术人员的作用标准。
    方法:使用Delphi方法进行的共识构建研究分三个阶段进行:阶段1:从文献综述中生成主题;阶段2:通过Jisc在线调查进行Delphi过程;阶段3:分析和呈现确定的主题。
    结果:得出了一个共识定义的61个标准列表,这些标准适用于所有医疗保健部门临床药学技术人员的角色描述。将其细化为35个标准,这些标准被认为对在初级保健网络环境中工作的临床药学技术人员的作用最重要。对专家小组评论的定性分析确定了定义药房技术人员担任角色的每个要素的级别的重要性,这表明他们将在“高级”级别工作。由于这一角色的先进性,日常监督将少于药房技术人员的监督,通常由药剂师进行。这项研究支持现有的国际文献,即临床药学技术人员的角色释放了其他医疗保健专业人员专注于更复杂的患者病例的能力。
    结论:这项研究提供了一个定义的标准列表,这些标准被认为适用于临床药学技术人员的角色描述。注意到需要根据公认的能力框架以及明确的角色描述符来证明药房技术人员的实践水平。这项研究增加了关于制药技术人员角色的有限国际研究,并支持国际制药联合会制药劳动力发展目标。
    OBJECTIVE: To define criteria of the role of a clinical pharmacy technician that can be applied to the Primary Care Network environment in England.
    METHODS: Consensus building study using Delphi methodology conducted in three stages: Stage 1: topic generation from a literature review; Stage 2: Delphi process via Jisc Online Surveys; Stage 3: analysis and presentation of identified topics.
    RESULTS: A consensus-defined list of 61 criteria appropriate for the role description of a clinical pharmacy technician across all healthcare sectors was derived. This was refined to 35 criteria considered most important to the role of a clinical pharmacy technician working in a Primary Care Network environment. A qualitative analysis of expert panel comments identified the importance of defining the level at which a pharmacy technician conducts each element of the role, suggesting they would be working at an \'advanced\' level. Due to the advanced nature of this role, day-to-day supervision would be less than that of a pharmacy technician, and usually conducted by a pharmacist. This research supports existing international literature that a clinical pharmacy technician role releases capacity for other healthcare professionals to focus on more complex patient cases.
    CONCLUSIONS: This research has provided a defined list of criteria considered appropriate for the role description of a clinical pharmacy technician. The need to evidence levels of pharmacy technician practice against recognised competency frameworks alongside clear role descriptors was noted. This study adds to the limited international research about pharmacy technician roles and supports the International Pharmaceutical Federation Pharmaceutical workforce development goals.
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  • 文章类型: Journal Article
    背景:核心结果集定义了应包括在临床试验中的最低结果,审计或实践。目的是通过确保衡量和报告结果的一致性来提高研究的质量和相关性。已经为各种疾病状态和治疗开发了核心结果集。然而,对于经生酮饮食治疗的难治性儿童癫痫,目前尚无确定的核心结局.这应该使用以患者为中心的方法来开发,以确保所测量的结果与患者和临床实践相关。
    方法:这是一项四个阶段的混合方法研究,旨在开发经生酮饮食治疗的难治性儿童癫痫的核心结果集。在第1阶段,对文献进行系统的范围审查将确定在经生酮饮食治疗的难治性癫痫试验中测量哪些结果。在第2阶段,与父母和照顾者的定性访谈将旨在确定对这些利益相关者重要的结果。第三阶段将看到前两个阶段整理的全面成果清单,根据结果分类法分组到域中。第四阶段将邀请家长,卫生保健专业人员和研究人员参加两轮Delphi研究,以评估所提出的结果的重要性。之后,核心成果集将在面对面的共识会议上获得批准。
    结论:本研究将通过审核和服务评估,指导未来用生酮饮食疗法治疗儿童癫痫的研究和临床实践的结果测量。
    BACKGROUND: A core outcome set defines the minimum outcomes that should be included in clinical trials, audit or practice. The aim being to increase the quality and relevance of research by ensuring consistency in the measurement and reporting of outcomes. Core outcome sets have been developed for a variety of disease states and treatments. However, there is no established set of core outcomes for refractory childhood epilepsy treated with ketogenic diet therapy. This should be developed using a patient-centred approach to ensure the outcomes measured are relevant to patients and clinical practice.
    METHODS: This is a mixed methods study of four phases to develop a core outcome set for refractory childhood epilepsy treated with ketogenic diet therapy. In phase 1, a systematic scoping review of the literature will establish which outcomes are measured in trials of refractory epilepsy treated with ketogenic diet therapy. In phase 2, qualitative interviews with parents and carers will aim to identify the outcomes of importance to these stakeholders. Phase 3 will see a comprehensive list of outcomes collated from the first two phases, grouped into domains according to an outcome taxonomy. Phase 4 will invite parents, health care professionals and researchers to participate in a two-round Delphi study to rate the importance of the presented outcomes. Following which, the core outcome set will be ratified at a face to face consensus meeting.
    CONCLUSIONS: This study will guide outcome measurement in future studies of childhood epilepsy treated with ketogenic diet therapy and clinical practice through audit and service evaluation.
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  • 文章类型: Journal Article
    目的:该研究旨在确定护理管理所感知的护士离职对组织的影响的方面和项目。
    背景:流失率并不能反映组织受流失率影响的程度。需要另一个指标来评估营业额影响的控制状态。
    方法:在2021年进行了一项Delphi研究,要求712家医院的2670名护理管理人员完成3次调查。对达成共识的这些项目进行了因子分析。
    结果:总体而言,232名经理多次回复,包括第三次调查,包括在分析中。对36个受营业额影响的项目达成共识,认为对护理管理很重要。采用探索性因子分析,提取以下六个因素:护理质量,护理人员的身心健康,护理人员的工作量和工作条件,护理人员之间的关系,护理人员的责任感,以及聘用替代人员的成本和收益。
    结论:提取了由36个项目组成的六个因素,可用于评估护士离职的影响。
    结论:护士管理者可以通过了解影响众多机构护士离职的因素来更适当地评估组织的状况,并研究克服对护士人员配备影响的策略。
    OBJECTIVE: The study aimed to identify the aspects and items of nurse turnover impact on organizations as perceived by nursing management.
    BACKGROUND: Turnover rate does not capture the extent to which an organization is affected by turnover. Another indicator is required to assess the control status of turnover impact.
    METHODS: A Delphi study was conducted in 2021, where 2670 managers of nursing at 712 hospitals were asked to complete the survey three times. Factor analysis was conducted on these items for which a consensus was reached.
    RESULTS: Overall, 232 managers who responded multiple times, including the third survey, were included in the analysis. Consensus was reached for 36 items affected by turnover and considered important for nursing management. Using exploratory factor analysis, the following six factors were extracted: quality of nursing care, physical and mental health of nursing staff, workload and working conditions of nursing staff, relationships among nursing staff members, sense of responsibility among nursing staff, and cost and benefit of hiring replacement personnel.
    CONCLUSIONS: Six factors consisting of 36 items were extracted that can be used to assess the impact of nurse turnover.
    CONCLUSIONS: Nurse managers can assess the status of the organization more appropriately by understanding the factors that impact nurse turnover in vaious facilitites and look at strategies to overcome the impact on nurse staffing.
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  • 文章类型: Journal Article
    MTHFR缺乏仍然值得研究以将表型与蛋白质结构变异相关联。为了这个目标,考虑到MTHFR野生型蛋白结构,具有催化和调节域,并利用最先进的计算工具,我们探索了72种已知与疾病相关的错义变异的性质。通过根据我们最近引入的共识方法计算热力学ΔΔG变化,我们发现61%的疾病相关变异会破坏蛋白质的稳定性,存在于催化和调节域中,并且对应于已知的生化缺陷。溶剂可及残基参与蛋白质-蛋白质相互作用位点的倾向表明,大多数相互作用残基位于调节域,只有三个,位于功能蛋白同二聚体的界面,既与疾病相关又破坏稳定。最后,我们用隐马尔可夫模型计算蛋白质结构,一个来自Pfam的催化域,第二个是内部计算的调节域。我们表明疾病相关的模式,物理化学变异类型,在催化和调控领域,当映射到蛋白质结构中时,对于MTHFR缺乏是独一无二的。
    MTHFR deficiency still deserves an investigation to associate the phenotype to protein structure variations. To this aim, considering the MTHFR wild type protein structure, with a catalytic and a regulatory domain and taking advantage of state-of-the-art computational tools, we explore the properties of 72 missense variations known to be disease associated. By computing the thermodynamic ΔΔG change according to a consensus method that we recently introduced, we find that 61% of the disease-related variations destabilize the protein, are present both in the catalytic and regulatory domain and correspond to known biochemical deficiencies. The propensity of solvent accessible residues to be involved in protein-protein interaction sites indicates that most of the interacting residues are located in the regulatory domain, and that only three of them, located at the interface of the functional protein homodimer, are both disease-related and destabilizing. Finally, we compute the protein architecture with Hidden Markov Models, one from Pfam for the catalytic domain and the second computed in house for the regulatory domain. We show that patterns of disease-associated, physicochemical variation types, both in the catalytic and regulatory domains, are unique for the MTHFR deficiency when mapped into the protein architecture.
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  • 文章类型: Journal Article
    Delphi is a scientific method to organize and structure an expert discussion aiming to generate insights on controversial topics with limited information. The technique has seen a rise in publication frequency in various disciplines, especially over the past decades. In April 2021, the term Delphi method yielded 28,200 search hits in Google Scholar for the past five years alone. Given the increasing level of uncertainty caused by rapid technological and social change around the globe, collective expert opinions and assessments are likely to gain even more importance. Therefore, the paper at hand presents technical recommendations derived from a Delphi study that was conducted amid the outbreak of the COVID-19 pandemic in 2020.•The paper comprehensively demonstrates how to prepare, conduct, and analyze a Delphi study. In this regard, it combines several methodological advancements of the recent past (e.g., dissent analyses, scenario analyses) with state-of-the-art impulses from other disciplines like strategic management (e.g., fuzzy clustering), psychology (e.g., sentiment analyses), or clinical trials (e.g., consensus measurement).•By offering insights on the variety of possibilities to exploit Delphi-based data, we aim to support researchers across all disciplines in conducting Delphi studies and potentially expand and improve the method\'s field of application.
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  • 文章类型: Journal Article
    BACKGROUND: Clustering is a crucial step in the analysis of single-cell data. Clusters identified in an unsupervised manner are typically annotated to cell types based on differentially expressed genes. In contrast, supervised methods use a reference panel of labelled transcriptomes to guide both clustering and cell type identification. Supervised and unsupervised clustering approaches have their distinct advantages and limitations. Therefore, they can lead to different but often complementary clustering results. Hence, a consensus approach leveraging the merits of both clustering paradigms could result in a more accurate clustering and a more precise cell type annotation.
    RESULTS: We present SCCONSENSUS, an [Formula: see text] framework for generating a consensus clustering by (1) integrating results from both unsupervised and supervised approaches and (2) refining the consensus clusters using differentially expressed genes. The value of our approach is demonstrated on several existing single-cell RNA sequencing datasets, including data from sorted PBMC sub-populations.
    CONCLUSIONS: SCCONSENSUS combines the merits of unsupervised and supervised approaches to partition cells with better cluster separation and homogeneity, thereby increasing our confidence in detecting distinct cell types. SCCONSENSUS is implemented in [Formula: see text] and is freely available on GitHub at https://github.com/prabhakarlab/scConsensus .
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