essais cliniques

Essais Cliniques
  • 文章类型: English Abstract
    临床研究面临复杂和不可预测的预算挑战,尽管它在医疗保健产品的开发中起着核心作用。这项回顾性研究调查了图卢兹大学医院临床试验协调药房管理的13项试验的估计和实际成本。它旨在评估估计的准确性,确定影响试验的事件并确定预算调整变量。结果表明,13项研究中只有两项保持在最初的估计范围内,大部分超出了他们的预计利润率。成本因地区而异,特别是运输和包装超出了最初的预算,而分销成本的估计更准确。影响成本的几个因素,包括研究持续时间,中心位置,报名人数,产品稳定性和协议修订。延长研究时间会导致所有领域的成本增加,而减少夹杂物的数量往往与原始预算相符。总之,由于影响变量众多,临床试验中的预算管理非常复杂。仔细计划和考虑每个试验的细节对于更准确的估计和预算遵守至关重要。这项研究增强了对临床试验机构赞助者面临的财务挑战的理解,并有助于完善未来临床试验的预算方法。
    Clinical research faces complex and unpredictable budgetary challenges, despite its central role in the development of healthcare products. This retrospective study examines the estimated and actual costs of 13 trials managed by the Clinical Trials Coordinating Pharmacy at the University Hospital of Toulouse. It aims to assess the accuracy of estimates, identify trial-influencing events and identify budget adjustment variables. The results show that only two of the 13 studies stay within their initial estimates, with most exceeding their projected margins. Costs vary by area, with shipping and packaging in particular exceeding the initial budget, while distribution costs are more accurately estimated. Several factors influence costs, including study duration, centre locations, number of enrolments, product stability and protocol amendments. Extending the study duration leads to increased costs in all areas, while reducing the number of inclusions tends to be in line with the original budget. In conclusion, budget management in clinical trials is complex due to numerous influencing variables. Careful planning and consideration of the specifics of each trial are crucial for more accurate estimates and budget adherence. This study enhances the understanding of the financial challenges faced by institutional sponsors of clinical trials and contributes to the refinement of budgeting methods for future clinical trials.
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  • 文章类型: Journal Article
    目的:大量加拿大人报告大量饮酒和吸毒;然而,只有少数经历物质使用困难的人获得专门服务。基于计算机的认知行为治疗培训(CBT4CBT)提供了一种低成本的方法,可以为药物使用困难提供可访问的高质量CBT。迄今为止,在美国,CBT4CBT主要是根据物质使用障碍(SUD)样本中的定量结果进行评估的。在加拿大样本中比较CBT4CBT与SUD的标准护理对于评估其在加拿大的卫生服务潜力至关重要。我们进行了一项CBT4CBT与SUD标准治疗的随机对照试验。
    方法:寻求SUD门诊治疗的成年人(N=50)被随机分配接受CBT4CBT或常规治疗(TAU)8周。在治疗前后和随访6个月时,完成了物质使用和相关危害以及生活质量的测量。治疗后和随访时进行了定性访谈,并提取了整个研究期间的医疗保健利用率和成本。
    结果:参与者在主要结果和几个次要结果方面表现出改善;然而,组间无差异.成本效益分析发现,在子样本分析中,CBT4CBT与TAU的医疗保健成本较低,但在CBT4CBT中使用更多的物质。定性分析强调了CBT4CBT的好处和挑战。
    结论:研究结果支持临床结局的整体改善。需要进一步调查,以确定在三级医疗机构中实施CBT4CBT的机会。试用注册:https://clinicaltrials.gov/ct2/show/NCT03767907。
    评估针对药物使用困难的数字干预措施语言摘要为什么要进行这项研究?加拿大人口中经常使用大量酒精和药物,虽然很少有人能得到治疗.数字干预,基于计算机的认知行为治疗培训(CBT4CBT),可以提供低成本,高品质,和易于获得的治疗方法的物质使用困难。在加拿大人群中对这种数字干预进行了有限的研究,到目前为止,很少有研究评估参与者使用干预措施的主观体验,以及加拿大医疗保健系统的成本。研究人员做了什么?研究小组招募了参与者,并在精神健康医院提供了8周的CBT4CBT或标准护理。参与者被问及有关其物质使用和相关后果的问题,生活质量,以及他们所接受的治疗的想法。还收集了有关医疗保健使用和医疗保健系统成本的信息。研究人员发现了什么?两组的参与者在药物使用方面都有所改善,一些相关的后果,和生活的心理素质。参与者提供了有关这两种治疗方法的益处和挑战的见解。还发现CBT4CBT干预成本较低。这些发现意味着什么?这些发现支持接受CBT4CBT和标准护理的成年人在这个样本中都有相似程度的改善。参与者的反馈可以告知未来的研究如何在临床研究中最好地实施这种干预措施。需要进行更大样本的未来研究,以进一步检查CBT4CBT是否可以增加获得支持的机会并在加拿大医疗保健系统中受益。
    OBJECTIVE: Heavy alcohol and drug use is reported by a substantial number of Canadians; yet, only a minority of those experiencing substance use difficulties access specialized services. Computer-Based Training for Cognitive Behavioural Therapy (CBT4CBT) offers a low-cost method to deliver accessible and high-quality CBT for substance use difficulties. To date, CBT4CBT has primarily been evaluated in terms of quantitative outcomes within substance use disorder (SUD) samples in the United States. A comparison between CBT4CBT versus standard care for SUDs in a Canadian sample is critical to evaluate its potential for health services in Canada. We conducted a randomized controlled trial of CBT4CBT versus standard care for SUD.
    METHODS: Adults seeking outpatient treatment for SUD (N = 50) were randomly assigned to receive either CBT4CBT or treatment-as-usual (TAU) for 8 weeks. Measures of substance use and associated harms and quality of life were completed before and after treatment and at 6-month follow-up. Qualitative interviews were administered after treatment and at follow-up, and healthcare utilization and costs were extracted for the entire study period.
    RESULTS: Participants exhibited improvements on the primary outcome as well as several secondary outcomes; however, there were no differences between groups. A cost-effectiveness analysis found lower healthcare costs in CBT4CBT versus TAU in a subsample analysis, but more days of substance use in CBT4CBT. Qualitative analyses highlighted the benefits and challenges of CBT4CBT.
    CONCLUSIONS: Findings supported an overall improvement in clinical outcomes. Further investigation is warranted to identify opportunities for implementation of CBT4CBT in tertiary care settings.Trial Registration: https://clinicaltrials.gov/ct2/show/NCT03767907.
    Evaluating a digital intervention targeting substance use difficultiesPlain Language SummaryWhy was the study done?Heavy alcohol and drug use is frequent in the Canadian population, although very few people have access to treatment. The digital intervention, Computer-Based Training for Cognitive Behavioural Therapy (CBT4CBT), may provide a low-cost, high-quality, and easily accessible method of treatment for substance use difficulties. Limited research on this digital intervention has been conducted in Canadian populations, and few studies thus far have evaluated participants’ subjective experience using the intervention, along with the cost on the Canadian healthcare system.What did the researchers do?The research team recruited participants and provided access to either CBT4CBT or to standard care at a mental health hospital for 8 weeks. Participants were asked questions about their substance use and related consequences, quality of life, and thoughts on the treatment they received. Information regarding healthcare use and the cost to the healthcare system was also gathered.What did the researchers find?Participants in both groups improved with regards to their substance use, some related consequences, and psychological quality of life. Participants provided insight on the benefits and challenges of both types of treatment. It was also found that the CBT4CBT intervention was less costly.What do these findings mean?These findings support that adults receiving CBT4CBT and standard care both improved to a similar degree in this sample. Participant feedback may inform future studies of how best to implement this intervention in clinical studies. Future studies with larger samples are needed to further examine whether CBT4CBT can increase access to supports and be beneficial in the Canadian healthcare system.
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    文章类型: English Abstract
    OBJECTIVE: The objective was to take stock of the regulation of clinical trials in Mali.
    METHODS: This was a descriptive cross-sectional study carried out of the September 1 to December 15, 2019. It consisted of a literature search and a survey in research centers, ethics committees and regulatory structures in Mali.
    RESULTS: In 2019, there were 15 clinical trials authorized and conducted by three research centers, including 12 vaccines and 3 drugs trials all approved by an ethics committee. The legal framework for clinical trials is governed in Mali by two texts, one legislative and the other regulatory. They provide for the authorization, suspension or prohibition of biomedical research by the minister in charge of Health. The shortcomings identified relate to the low recovery and lack of evaluation of pharmacovigilance data, the scarcity of site inspections and especially the absence of a technical committee for regulatory evaluation of files at the Pharmacy and Medicines Department (DPM).
    CONCLUSIONS: The strengthening of the legal framework is, more than ever, necessary to ensure the protection of the rights, safety and well-being of research subjects in a context of increasing relocation of clinical trials to our countries.
    OBJECTIVE: L\'objectif était de réaliser l\'état des lieux de la réglementation des essais cliniques au Mali.
    UNASSIGNED: Il s\'agissait d\'une étude transversale descriptive réalisée du 1er septembre au 15 décembre 2019. Elle a consisté en une recherche documentaire et une enquête de terrain dans les centres de recherche, les comités d\'éthique et les structures règlementaires du Mali.
    UNASSIGNED: En 2019, il y a eu 15 essais cliniques autorisés et réalisés par trois centres de recherche, dont 12 vaccinaux et 3 médicamenteux tous approuvés par un comité d\'éthique. Le cadre juridique des essais cliniques est régi au Mali par deux textes dont l\'un législatif et l\'autre réglementaire. Ils prévoient l\'autorisation, la suspension ou l\'interdiction de la recherche biomédicale par le ministre en charge de la santé. Les insuffisances recensées sont relatives à la faible remontée et au manque d\'évaluation des données de pharmacovigilance, la rareté des inspections des sites et surtout l\'absence de comité technique d\'évaluation règlementaire des dossiers à la Direction de la Pharmacie et du Médicament (DPM).
    CONCLUSIONS: Le renforcement du cadre juridique est, plus que jamais, nécessaire pour assurer la protection des droits, la sécurité et le bien-être des sujets de recherche dans un contexte de délocalisation croissante des essais cliniques vers nos pays.
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  • 文章类型: Journal Article
    目的:临床试验药师在介入研究的药学环节管理中发挥着重要作用。本文的主要目的是在不增加人员资源的情况下,为越来越多的研究提供改进试验管理的模板。
    方法:2016年至2020年在瑞士洛桑大学医院药房进行了一项回顾性研究。
    结果:在2016年至2020年期间,药房管理的临床试验(进行中)数量从77增加到115(+49%)。这些研究中的大多数是肿瘤学,并由行业赞助。因此,为了应对上述挑战,在5年内决定了常规任务的不同变化。这些修改可以改善临床试验的药物和行政管理,不增加人力资源。管理模板被赞助商接受,国家和国际审计当局没有提到任何问题。
    结论:可以在临床试验药师的常规实践中做出改变,以改善研究的管理,而试验的数量每年都在增加。
    OBJECTIVE: The clinical trials pharmacists have an essential role in managing the pharmaceutical part of interventional studies. The primary objective of this article was to provide a template for improving trials management for the growing number of studies without increasing personnel resources.
    METHODS: A retrospective study was conducted between 2016 and 2020 at the service of pharmacy at Lausanne University Hospital in Switzerland.
    RESULTS: The number of clinical trials (in progress) managed at the pharmacy increased from 77 to 115 (+49%) between 2016 and 2020. The majority of these studies were in oncology and were sponsored by industry. Therefore, different changes in routine tasks were decided during the 5 years term to meet the above challenge. These modifications allowed to improve pharmaceutical and administrative management of clinical trials, without increasing personnel resources. The management template was accepted by the sponsors, and no issues were mentioned by national and international audit authorities.
    CONCLUSIONS: Changes could be made in the routine practice of the clinical trials pharmacists to improve the management of studies, while the number of trials is increasing every year.
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  • 文章类型: Journal Article
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  • 文章类型: Journal Article
    脑和其他中枢神经系统肿瘤是预后不良的癌症,目前的治疗可能性与治疗目标的预期不符。如果中枢神经系统肿瘤的治疗如此困难,部分原因是血脑屏障和血液肿瘤屏障,需要穿过才能进入肿瘤。在这些不足的结果的驱使下,越来越多的技术和技术正在探索和发展:手术和放射治疗的进步,免疫疗法日益增长的地方,或者新的非侵入性技术的出现。后者是我们在这里感兴趣的,有希望的进展正在向临床试验迈进。鼻子到大脑的分娩,受体介导的胞吞作用和微泡相关的聚焦超声是三个治疗命题,在改善药物进入大脑方面取得了令人鼓舞的结果.即使它们可能有一定的局限性和不利影响,利益-风险平衡看起来很有希望,它们可能会成为未来治疗患者的新选择。
    Brain and other central nervous system tumours are cancers of poor prognosis, for which current therapeutic possibilities do not match the expectations regarding a curative objective. If the treatment of central nervous system tumours is so difficult, it is partly due to the blood-brain barrier and the blood-tumour barrier, which need to be crossed to access the tumour. Driven by these insufficient results, more and more techniques and technologies are being explored and are evolving: the progress of surgery and radiotherapy, the growing place of immunotherapies, or the apparition of new non-invasive techniques. The latter are those which interest us here, where promising advances are taking the leap to clinical trials. Nose-to-brain delivery, receptor-mediated transcytosis and micro-bubbles-associated focused ultrasounds are three therapeutic propositions with encouraging results regarding the improvement of drug access to the brain. Even though they might have their share of limits and adverse effects, benefit-risk balance looks promising, and they may appear as new options to treat patients in the future.
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  • 文章类型: Journal Article
    招募痴呆症患者进行临床试验可能具有挑战性。在最初为协助初级保健记忆诊所努力支持研究而制定的指南的基础上,举行了一次关键利益相关者工作组会议,以制定标准化的研究招聘流程,有了病人的输入,护理伙伴,研究人员,和临床医生。在这次为期半天的会议上,讨论的重点是患者和护理伙伴的愿望和需求,研究人员的政策和程序,提供给患者的信息,和记忆诊所的考虑。患者和护理合作伙伴重视为科学做出贡献的机会,并就如何最好地促进招聘提供了重要见解。关于研究人员征聘的拟议程序和程序的讨论强调,需要建立新的,患者驱动的方法。因此,开发了一个关键利益相关者共同设计的“记忆诊所研究匹配”计划,该计划有可能克服现有障碍并增加痴呆症相关研究的招募。
    Recruiting persons with dementia for clinical trials can be challenging. Building on a guide initially developed to assist primary-care-based memory clinics in their efforts to support research, a key stakeholder working group meeting was held to develop a standardized research recruitment process, with input from patients, care partners, researchers, and clinicians. Discussions in this half-day facilitated meeting focused on the wishes and needs of patients and care partners, policy and procedures for researchers, information provided to patients, and considerations for memory clinics. Patients and care partners valued the opportunity to contribute to science and provided important insights on how to best facilitate recruitment. Discussions regarding proposed processes and procedures for research recruitment highlighted the need for a new, patient-driven approach. Accordingly, a key stakeholder co-designed \"Memory Clinic Research Match\" program was developed that has the potential to overcome existing barriers and to increase recruitment for dementia-related research.
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  • 文章类型: English Abstract
    骨髓增生异常综合征(MDS)是主要影响老年人的克隆干细胞疾病。根据预后评分系统将其分为低风险和高风险MDS。在高危患者中,治疗应旨在通过预防进展为急性髓细胞性白血病来改变病程,从而提高生存率。干细胞移植仍然是唯一可能的治疗方法,但这涉及一小部分患者。治疗主要基于低甲基化剂(HMA)。我们对MDS生物学的理解导致了针对关键细胞过程的药物的开发,例如细胞凋亡或蛋白质的翻译后修饰,微环境和基因突变。目前,新药主要在几个临床试验中与HMA联合测试,尽管尚未获得营销授权,许多分子似乎很有希望。
    Myelodysplastic syndromes (MDS) are clonal stem cell diseases that primarily affect the elderly. They are classified into low- and high-risk MDS according to prognostic scoring systems. In high-risk patients, treatment should aim to modify the course of the disease by preventing progression to acute myeloid leukemia, and thus improve survival. Stem cell transplantation remains the only curative treatment when possible, but this concerns a small minority of patients. Treatment is mainly based on hypomethylating agents (HMA). Our understanding of the biology of MDS has led to the development of drugs targeting key cellular processes such as apoptosis or post-translational modifications of proteins, the microenvironment and genetic mutations. Currently, new drugs are mainly tested in combination with HMAs in several clinical trials and, although none has yet obtained marketing authorization, many molecules seem promising.
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  • 文章类型: English Abstract
    即使每种罕见的卵巢肿瘤(ROT)的发病率都很低,所有这些实体的总和几乎占所有卵巢肿瘤的一半。因此,开发专门的临床试验成为改善其管理的先决条件。由于专门的机构网络和(超)国家合作的扩大,在过去的几年里,临床试验的数量有所增加,不同类型的试验;虽然有些侧重于特定的分子特征,其他人评估了创新分子。此外,相关的随机临床试验被设计为定位新的治疗方案的方法.目前,创新的分子驱动试验,基于主方案的试验正在出现,可能有助于改善ROT方面的个性化医疗.
    Even if each rare ovarian tumor (ROT) has a low incidence, the sum of all these entities represents almost the half of all ovarian neoplasms. Thus, development of dedicated clinical trial emerged as a prerequisite to improve their managements. Owing to the spreading of dedicated institutional networks and (supra)national collaborations, the number of clinical trials has increased the past few years, with different types of trials; while some focused on specific molecular features, others assessed innovative molecules. Furthermore, relevant randomized clinical trials were designed as a mean to position new treatment options. Currently, innovative molecular-driven trials, based on master protocol trials are emerging and may shed light towards the improvement of personalized medicine regarding ROT.
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  • 文章类型: Journal Article
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