MACBETH

  • 文章类型: Journal Article
    在过去的十年中,区域经济韧性的话题一直是学术和政治领域激烈辩论的主题,并且由于SARS-CoV-2病毒引起的大流行而获得了新的紧迫感,因为领土面临着对其经济和社会结构的相关影响。经济衰退,失业的增加,社会条件的恶化导致政策制定者寻求解决方案,使他们的领土对这类事件更具弹性。本文讨论了如何使用多准则决策分析(MCDA)来帮助葡萄牙市际社区,由16个委员会组成,制定战略,使其领土更具凝聚力,竞争性,可持续,和弹性。除了讨论MCDA技术的创新应用外,这篇文章说明了如何,通过MCDA方法,有可能在几个决策者之间达成共识,尽管他们每个人都有自己的政治议程。
    The topic of regional economic resilience has been the subject of intense debate in the academic and political fields over the past decade and gained a new sense of urgency because of the pandemic caused by the SARS-CoV-2 virus as territories faced relevant impacts on their economies and social structures. The economic downturn, the increase in unemployment, and the deterioration of social conditions lead policy makers to search for solutions to make their territories more resilient to this type of event. The current article discusses how multicriteria decision analysis (MCDA) was used to help a Portuguese Intermunicipal Community, formed by 16 councils, develop a strategy to make its territory more cohesive, competitive, sustainable, and resilient. In addition to discussing an innovative application of a MCDA technique, this article illustrates how, through a MCDA approach, it was possible to reach a consensus among several policymakers, despite each of them having their own political agendas.
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  • 文章类型: Case Reports
    背景:据估计,40%至60%接受髋关节或膝关节大型骨科手术但未接受血栓预防的患者会发生深静脉血栓形成。最近,研究所的利益相关者一直在质疑这一指南作为新的口服抗凝剂,提供更多的舒适性和有效性,但是出血的风险更高,已经出现在市场上用于治疗深静脉血栓。
    目的:本研究旨在验证多标准决策分析在现实问题中的应用,使用利伐沙班和依诺肝素预防深静脉血栓形成。
    方法:在决策会议过程中使用了多标准方法MACBETH(通过基于分类的评估技术来测量吸引力),以开发一种评估模型,用于测量药物在每个评估标准上的相对价值。单独和全球。通过对随机临床试验进行文献综述和荟萃分析,并对证据进行了严格评估,为模型构建过程提供了信息。
    结果:我们报告了具有八个标准的模型结构,每个都与加权系数和值函数相关联。在简单的添加剂聚集过程之后,模型输出显示,利伐沙班被认为是DVT的稳健选择.进行了敏感性分析和稳健性分析,并证明了结果的一致性。
    结论:本文通过展示MACBETH方法如何与科学证据和参与式小组过程相结合,为文献做出了贡献。用于医院卫生技术评估。
    BACKGROUND: It\'s estimated that 40% to 60% of patients undergoing major orthopedic surgery of the hip or knee who do not receive thromboprophylaxis will develop deep venous thrombosis Instituto Nacional de Traumatologia e Ortopedia has established a guideline to prevent DVT with the administration of the Enoxaparin. Recently, institute stakeholders have been questioning this guideline as new oral anticoagulants that offer more comfort and efficacy, but present higher risk of bleeding, have been appearing in the market for treating deep venous thrombosis.
    OBJECTIVE: This study aims to validate the application of a multicriteria decision analysis in a real-world problem, the use of rivaroxaban and enoxaparin to prevent deep venous thrombosis.
    METHODS: The multicriteria method MACBETH (Measuring Attractiveness by a Categorical Based Evaluation Technique) was used in a decision conferencing process to develop an evaluation model for measuring the relative value of the drugs on each evaluation criterion, separately and globally. The model-building process was informed by a literature review and meta-analysis of randomized clinical trials with a critical appraisal of the evidence.
    RESULTS: We report a model-structure with eight criteria, each one associated with a weighting coefficient and value function. Following a simple additive aggregation process, the model-outputs showed that Rivaroxaban was considered a robust option for DVT. Sensitivity analysis and robustness analysis were performed and testify the consistency of the results.
    CONCLUSIONS: This article contributes to literature by showing how MACBETH method can be combined with scientific evidence and participatory group processes, for health technology assessment in hospitals.
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  • 文章类型: Journal Article
    The objective of this study is to propose and apply a novel approach to develop a drinking water quality index that enables water managers to routinely identify the vulnerabilities in a distribution system (DS) while taking into account the priorities of water managers and operators. Here, we propose an innovative approach based on the participation of eight researchers and water managers. The input from these participants was included through a combination of the Delphi and MACBETH (Measuring Attractiveness by a Categorical-Based Evaluation Technique) methods, which were applied to an index developed using fuzzy logic. The index was then validated by conducting sensitivity and comparative analyses on a database from field sampling campaigns conducted in various small municipal DSs in two Canadian provinces: Quebec and Newfoundland and Labrador. Finally, the drinking water quality index was applied to a database of the DS in Quebec City, Canada. Sensitivity and comparative analyses revealed that the developed index could allow for the characterization of water sample quality and could prove useful for prioritizing interventions in the DS. The index was also useful for representing the spatial variability of water quality, and provided nuanced information about water quality, especially when the water quality parameter values complied with guidelines and regulations. These results provide a transferable and integrated approach for developing customized drinking water quality indices. This study will help pave the way for water quality managers to better prevent episodes of possible water quality deterioration.
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  • 文章类型: Journal Article
    小组审议可以成为理解判断决定背后原因的途径。这项试点研究实施了一个审议过程,以激发公众对健康相关生活质量的价值观。在这项研究中,参与者从公众的角度审议了德国改编的简短六维(SF-6D)版本2的秤和重量。
    本文研究了参与者陈述健康状况评估的原因,并研究了在审议环境中引发公共理由做出判断决定的可行性。
    为期1天的审议由MACBETH指导,作为多标准决策分析的方法,涉及SF-6D健康状态和维度的定性比较。与会者进行了平行的小组审议,随后举行了全体会议。进行了定性的内容分析,以评估其背后的价值判断和原因。
    共有34名学生参加了这项研究。常见的推理是损伤的程度,边际效益,调整的可能性和期望满意度。虽然小组就SF-6D尺寸的尺度达成一致,全体会议没有就一个尺度和维度权重达成共识。当尺寸被优先考虑时,这些是疼痛和心理健康。
    虽然没有得出同意的值集,这项试点研究提出了一种有希望的方法,可以激发公众对健康状态价值观的判断。此外,这表明参与者在评价与健康相关的生活质量时考虑了不同的动机.
    Group deliberation can be a pathway to understanding reasons behind judgement decisions. This pilot study implemented a deliberative process to elicit public values about health-related quality of life. In this study, participants deliberated scales and weights for a German adaption of the Short-Form Six-Dimension (SF-6D) Version 2 from a public perspective.
    This article examines the reasons participants stated for health state valuations and investigates the feasibility of eliciting public reasons for judgement decisions in a deliberative setting.
    The 1-day deliberation was guided by MACBETH as a method of multi-criteria decision analysis and involved qualitative comparisons of SF-6D health states and dimensions. Participants deliberated in parallel small groups and a subsequent plenary assembly. A qualitative content analysis was conducted to assess the value judgements and reasons behind them.
    A total of 34 students participated in the study. Common reasoning was the level of impairment, marginal benefit, possibility of adjustment and expectation satisfaction. While the small groups agreed on scales for the SF-6D dimensions, the plenary assembly did not reach consensus on one scale and dimension weights. When dimensions were prioritized, these were pain and mental health.
    While no consented value set was derived, this pilot study presents a promising approach for eliciting public reasoning behind judgements on health state values. Furthermore, it demonstrates that participants consider diverse motives when valuing health-related quality of life.
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  • 文章类型: Journal Article
    背景:健康经济学家对审议和多标准决策分析(MCDA)表现出越来越大的兴趣,这些可能是将价值判断透明地整合到成本效用分析中的可能途径。根据这些发展,这项研究试行了一个共识过程,以得出简短六维(SF-6D)的德国值集。在会议设置中,一个小组的任务是从自主和独立生活的角度考虑SF-6D的分数和权重.
    方法:为期一天的共识会议基于与MCDA方法MACBETH(通过基于类别的评估技术来衡量吸引力)相结合的审议过程。根据MACBETH的说法,参与者被要求对SF-6D健康状态的成对比较进行定性评价.每个维度内的评分在平行小组会议中进行。在随后的全体会议上得出了关于SF-6D尺寸的分数和权重的最终协议。结果使用M-MACBETH软件和定性内容分析进行分析。
    结果:共招募了34名参与者。虽然6个小组中的每个小组都给出了同意的分数,全体会议就除了痛苦之外的所有方面达成了共识。关于尺寸重量,一些参与者赞成优先考虑疼痛和心理健康。其他人则质疑,在可能涉及拒绝某人的护理的情况下,尺寸之间的权衡以及因此分配权重是不可接受的。因此,没有就价值集达成共识。与会者认为,全体会议的小组规模和适用的加权程序是这一进程的主要障碍。
    结论:这项初步研究提出了一种基于共识的评估健康相关生活质量的方法。然而,需要对产生可量化结果的审议过程进行进一步研究。未来的会议应该探索更小的团体规模,商议过程的持续时间更长,以及在MACBETH中应用的附加值函数的替代方案。
    BACKGROUND: Health economists have shown a growing interest in deliberation and multi-criteria decision analysis (MCDA) as possible pathways to transparently integrate value judgments in cost-utility analyses. In line with these developments, this study piloted a consensus process to derive a German value set for the Short-Form Six-Dimension (SF-6D). In a conference setting, a group was tasked to deliberate on scores and weights for the SF-6D from the perspective of a self-determined and independent life.
    METHODS: The one-day consensus conference was based on a deliberative process in combination with the MCDA method MACBETH (Measuring Attractiveness by a Categorical Based Evaluation Technique). According to MACBETH, participants were asked to qualitatively rate pairwise comparisons of SF-6D health states. The scoring within each dimension was conducted in parallel group sessions. Final agreement on the scores as well as weights for the SF-6D dimensions were derived in a subsequent plenary assembly. Results were analyzed using the software M-MACBETH and qualitative content analysis.
    RESULTS: A total of 34 participants were recruited. While each of the 6 small groups presented a consented score, the plenary assembly reached consensus on all dimensions apart from pain. Concerning dimension weights, some participants favored prioritizing pain and mental health. Others disputed that trade-offs between dimensions and thus assigning weights were not acceptable in a context where this may involve withholding care from someone. As a consequence, no consensus on a value set was reached. Participants identified the group size of the plenary session and the applied weighting procedure as main obstacles to the process.
    CONCLUSIONS: This pilot study presents a consensus-based approach for valuing health-related quality of life. However, further research is needed on deliberative processes that yield quantifiable results. Future conferences should explore smaller group sizes, longer durations of the deliberative process and alternatives to the additive value function applied in MACBETH.
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  • 文章类型: Journal Article
    背景:质量调整生命年(QALYs)是在卫生技术评估和卫生服务研究中广泛使用的关键结果指标。QALY结合了生活的数量和质量,生活质量的计算依赖于不同健康状况的价值。这样的健康状态值捕获了人群的偏好,并且通常是通过数值启发方法建立的。证据表明,这些价值得分受到使用方法的影响,并且个人报告在激发自己的偏好时存在认知困难。来自其他领域的证据进一步表明,个人可能更喜欢使用不同的启发技术,并且这种偏好可能会受到他们的计算能力的影响。在这项研究中,我们探讨了使用MACBETH(通过基于分类的评估技术测量吸引力)非数字偏好激发方法进行健康状况评估。
    方法:开发了一种基于MACBETH(仅需要定性判断)的偏好启发新协议,并在网络调查格式中进行了测试。葡萄牙普通人群(n=243)的样本,使用MACBETH协议和时间权衡(TTO)协议的变体,评估了25个EQ-5D-3L健康状态,为了比较和理解受访者对不同方案的偏好和不一致评价的差异。受访者回答了简短的算术测试,和收集的基本社会经济信息。
    结果:结果表明,从MACBETH和TTO变体得出的平均值具有很强的相关性;然而,几个健康状态的值存在实质性差异。在两种方法的受访者回答中发现了大量和相似数量的逻辑不一致。根据测试,具有较高计算能力的参与者更喜欢用MACBETH表达价值判断,而水平较低的参与者对这两种方法大多漠不关心。对于具有较高计算能力的个体,观察到MACBETH和TTO变体评估之间的相关性更高。
    结论:结果表明,使用非数值偏好启发方法值得研究。当不需要探索和使用明确考虑不确定性时,算术测试更适合于偏好启发。需要进一步的行为研究,以充分了解在不同的环境中使用这些方法的潜力(例如,在不同的评估环境中以及在面对面和非面对面的环境中),以及探讨识字对评估和受访者偏好的影响。
    BACKGROUND: Quality Adjusted Life Years (QALYs) are a key outcome measure widely used within health technology assessment and health service research studies. QALYs combine quantity and quality of life, with quality of life calculations relying on the value of distinct health states. Such health states\' values capture the preferences of a population and have been typically built through numerical elicitation methods. Evidence points to these value scores being influenced by methods in use and individuals reporting cognitive difficulties in eliciting their preferences. Evidence from other areas has further suggested that individuals may prefer using distinct elicitation techniques and that this preference can be influenced by their numeracy. In this study we explore the use of the MACBETH (Measuring Attractiveness by a Categorical Based Evaluation Technique) non-numerical preference elicitation approach for health states\' evaluation.
    METHODS: A new protocol for preference elicitation based on MACBETH (only requiring qualitative judgments) was developed and tested within a web survey format. A sample of the Portuguese general population (n=243) valued 25 EQ-5D-3L health states with the MACBETH protocol and with a variant of the time trade-off (TTO) protocol, for comparison purposes and for understanding respondents\' preference for distinct protocols and differences in inconsistent evaluations. Respondents answered to a short numeracy test, and basic socio-economic information collected.
    RESULTS: Results show that the mean values derived from MACBETH and the TTO variant are strongly correlated; however, there are substantial differences for several health states\' values. Large and similar numbers of logical inconsistencies were found in respondents\' answers with both methods. Participants with higher levels of numeracy according to the test preferred expressing value judgments with MACBETH, while participants with lower levels were mostly indifferent to both methods. Higher correlations between MACBETH and TTO variant evaluations were observed for individuals with higher numeracy.
    CONCLUSIONS: Results suggest that it is worth researching the use of non-numerical preference elicitation methods. Numeracy tests more appropriate for preference elicitation when no explicit considerations of uncertainty are made need to be explored and used. Further behavioural research is needed to fully understand the potential for using these methods in distinct settings (e.g. in different evaluation contexts and in face-to-face and non-face-to-face environments), as well as to explore the effect of literacy on assessments and on respondents\' preferences.
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  • 文章类型: Journal Article
    BACKGROUND: Healthcare organizations have far greater maintenance needs for their medical equipment than other organization, as many are used directly with patients. However, the literature on asset management in healthcare organizations is very limited. The aim of this research is to provide more rational application of maintenance policies, leading to an increase in quality of care.
    METHODS: This article describes a multicriteria decision-making approach which integrates Markov chains with the multicriteria Measuring Attractiveness by a Categorical Based Evaluation Technique (MACBETH), to facilitate the best choice of combination of maintenance policies by using the judgements of a multi-disciplinary decision group. The proposed approach takes into account the level of acceptance that a given alternative would have among professionals. It also takes into account criteria related to cost, quality of care and impact of care cover.
    RESULTS: This multicriteria approach is applied to four dialysis subsystems: patients infected with hepatitis C, infected with hepatitis B, acute and chronic; in all cases, the maintenance strategy obtained consists of applying corrective and preventive maintenance plus two reserve machines.
    CONCLUSIONS: The added value in decision-making practices from this research comes from: (i) integrating the use of Markov chains to obtain the alternatives to be assessed by a multicriteria methodology; (ii) proposing the use of MACBETH to make rational decisions on asset management in healthcare organizations; (iii) applying the multicriteria approach to select a set or combination of maintenance policies in four dialysis subsystems of a health care organization. In the multicriteria decision making approach proposed, economic criteria have been used, related to the quality of care which is desired for patients (availability), and the acceptance that each alternative would have considering the maintenance and healthcare resources which exist in the organization, with the inclusion of a decision-making group. This approach is better suited to actual health care organization practice and depending on the subsystem analysed, improvements are introduced that are not included in normal maintenance policies; in this way, not only have different maintenance policies been suggested, but also alternatives that, in each case and according to viability, provide a more complete decision tool for the maintenance manager.
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  • 文章类型: Journal Article
    Generally, groundwater is naturally of good quality for human consumption and represents an essential source of drinking water. In Canada, small municipalities and individuals are particularly reliant on groundwater, since they cannot afford complex water treatment installations. However, groundwater is a vulnerable resource that, depending on its characteristics, can be contaminated by almost any land use. In recent decades, governments have launched programs to acquire more information on groundwater, in order to better protect it. Nevertheless, the data produced are rarely adequate to be understood and used by land planners. The aim of this study was to develop a method that helps planners interpret hydrogeological data in the Province of Quebec, Canada. Based on the requests and needs of planners during semi-directed interviews, a methodology was developed to qualitatively evaluate groundwater contamination risk by land uses. The method combines land planning data and hydrogeological data through the MACBETH multicriteria analysis method, to obtain maps of groundwater contamination risk. The method was developed through group and individual meetings with numerous hydrogeology, land planning, water\'s economics and drinking water specialists. The resulting maps allow planners to understand the dynamics of groundwater within their territory, identify problem areas where groundwater is threatened and analyse the potential impact of planning scenarios on the risk of groundwater contamination.
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  • 文章类型: Historical Article
    艺术可以提供独特的方式来确定不直接参与医学的人如何观察和告知他人身体和精神障碍。有了歌剧,人们只需要想想疯狂的各种扰动是如何被描绘的。梦游症长期以来一直是一种特别令人困惑的疾病,对医生和俗人来说,它在许多歌剧中都有特色。在此贡献中详细研究了两个19世纪中叶的杰作:威尔第的《麦克白》和贝里尼的《LaSonnambula》。在前者中,梦游的场景是忠实于莎士比亚在17世纪早期所写的,巫术的时代,迷信,以及夜间流浪可能是由罪恶感引起的信念。在贝里尼的歌剧中,相比之下,受害者是一个无辜的女孩,她患有大自然的怪癖,因此引起同情和同情。通过检查有关梦游症的早期文献并比较这些歌剧中的这种疾病,我们可以看到对这种情况的思考是如何变化的,更一般地说,音乐是如何帮助产生思考特定疾病和医学的新方法的。
    The arts can provide unique ways for determining how people not directly involved in medicine were viewing and informing others about physical and mental disorders. With operas, one need only think about how various perturbations of madness have been portrayed. Somnambulism has long been a particularly perplexing disorder, both to physicians and the laity, and it features in a number of operas. Two mid-nineteenth-century masterpieces are examined in detail in this contribution: Verdi\'s Macbeth and Bellini\'s La Sonnambula. In the former, the sleepwalking scene is faithful to what Shakespeare\'s had written early in the seventeenth century, a time of witchcraft, superstition, and the belief that nocturnal wanderings might be caused by guilt. In Bellini\'s opera, in contrast, the victim is an innocent girl who suffers from a quirk of nature, hence eliciting sympathy and compassion. By examining the early literature on somnambulism and comparing this disorder in these operas, we can see how thinking about this condition has changed and, more generally, how music was helping to generate new ways of thinking about specific diseases and medicine.
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  • 文章类型: Journal Article
    An outbreak of the highly contagious animal disease classical swine fever (CSF) requires the selection of an optimal control strategy. The choice of a control strategy is a decision process depending on different aspects. Besides epidemiology, economic and ethical/social aspects must be taken into account. In this study, multicriteria decision-making (MCDM) was used to evaluate six control strategies for two regions with different farm densities. A strategy including only the minimum EU control measures and the traditional control strategy based on preventive culling were compared to alternative control strategies using emergency vaccination and/or rapid PCR testing (\'emergency vaccination\', \'test to slaughter\', \'test to control\' and \'vaccination in conjunction with rapid testing\'). The MACBETH approach was used in order to assess the three main criteria (epidemiology, economics and ethical/social aspects). Subcriteria with both quantitative and qualitative performance levels were translated into a normalized scale. The Choquet integral approach was adopted to obtain a ranking of the six CSF control strategies based on the three main criteria, taking interactions into account. Three different rankings of the importance of the main criteria, which were to reflect the potential perceptions of stakeholders, were examined. Both the region under investigation and the ranking of the main criteria had an influence on the \'best\' choice. Alternative control strategies were favourable to the minimum EU control and the traditional control measures independent of the farm density. Because the choice of the \'best\' control strategy does not solely depend on the epidemiological efficiency, MCDM can help to find the best solution. Both MACBETH and the Choquet integral approach are feasible MCDM approaches. MACBETH only needs a qualitative evaluation and is therefore a comparatively intuitive approach. The Choquet integral does not only take the importance of the criteria into account but also the interaction between them.
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