rapid diagnostic tests

快速诊断测试
  • 文章类型: Journal Article
    药店和药店等私人医药零售商(PMR)在寻求发烧和疟疾治疗的人中占很大比例,但是人们普遍担心护理质量,疟疾快速诊断测试(RDT)和青蒿素联合疗法(ACT)的获取不足。这篇综述综合了撒哈拉以南非洲改善疟疾病例管理的干预措施有效性的证据(PROSPERO#2021:CRD42021253564)。我们纳入了定量研究,评估PMR员工支持RDT和/或ACT销售的干预措施,与历史或同期对照组,以及与所接受护理相关的结果。我们搜索了MedlineOvid,EmbaseOvid,全球健康奥维德,EconlitOvid和Cochrane图书馆;通过联系关键线人确定了未发表的研究。我们按干预类别进行了叙事综合。我们收录了41篇论文,涉及34项研究。有强有力的证据表明,小规模和大规模的ACT补贴计划(没有RDT)增加了PMR中质量保证的ACT的市场份额,包括农村和贫困群体,在大多数情况下增加超过30个百分点。在PMR中引入或增强RDT使用的干预措施导致发热客户超过三分之二的RDT摄取,并根据超过四分之三的RDT结果进行分配,尽管一些研究的结果要差得多。引入综合社区病例管理(iCCM)也有效地改善了疟疾病例管理。然而,没有关于大规模实施RDT或iCCM的合格研究.有限的证据表明,PMR认证(无RDT)增加了ACT的吸收。关键证据差距包括对RDT和iCCM的大规模评估,对干预措施的评估,包括数字技术的使用,以及对认证和其他更广泛的PMR干预措施的有力研究。
    Private medicine retailers (PMRs) such as pharmacies and drug stores account for a substantial share of treatment-seeking for fever and malaria, but there are widespread concerns about quality of care, including inadequate access to malaria rapid diagnostic tests (RDTs) and artemisinin-based combination therapies (ACTs). This review synthesizes evidence on the effectiveness of interventions to improve malaria case management in PMRs in sub-Saharan Africa (PROSPERO #2021:CRD42021253564). We included quantitative studies evaluating interventions supporting RDT and/or ACT sales by PMR staff, with a historical or contemporaneous control group, and outcomes related to care received. We searched Medline Ovid, Embase Ovid, Global Health Ovid, Econlit Ovid and the Cochrane Library; unpublished studies were identified by contacting key informants. We conducted a narrative synthesis by intervention category. We included 41 papers, relating to 34 studies. There was strong evidence that small and large-scale ACT subsidy programmes (without RDTs) increased the market share of quality-assured ACT in PMRs, including among rural and poorer groups, with increases of over 30 percentage points in most settings. Interventions to introduce or enhance RDT use in PMRs led to RDT uptake among febrile clients of over two-thirds and dispensing according to RDT result of over three quarters, though some studies had much poorer results. Introducing Integrated Community Case Management (iCCM) was also effective in improving malaria case management. However, there were no eligible studies on RDT or iCCM implementation at large scale. There was limited evidence that PMR accreditation (without RDTs) increased ACT uptake. Key evidence gaps include evaluations of RDTs and iCCM at large scale, evaluations of interventions including use of digital technologies, and robust studies of accreditation and other broader PMR interventions.
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  • 文章类型: Journal Article
    作为“零到30”战略的一部分,到2030年结束人类死于狗介导的狂犬病,国际组织推荐了一个包括综合咬伤病例管理(IBCM)的单一健康框架。然而,对IBCM在实践中的实施知之甚少。本研究旨在了解IBCM是如何概念化的,探索IBCM是如何在不同的背景下运作的,以及实施的障碍和促进者。对17名从业者和研究人员进行了半结构化访谈,国家,以及非洲各地的当地专业知识,亚洲,和美洲。使用归纳法和演绎法进行了主题分析。确定了四个主要主题:1)IBCM的利益相关者和从业人员概念化及其在狂犬病消除中的作用;2)IBCM在不同情况下运作方式的差异;3)IBCM实施与风险评估有关的障碍和促进者,PEP供应,动物调查,一次健康合作,和数据报告;4)COVID-19大流行对IBCM计划的影响。这项研究强调了专家对IBCM概念化的多样性,及其可操作性。各种观点表明,在卫生系统内组织IBCM有不同的方法,这不是一种放之四海而皆准的方法。可持续性问题仍然是执行工作面临的最大挑战。每个位置的上下文特征影响了IBCM的交付和潜在影响。程序跨越高度地方性环境,对患者收取的PEP的访问有限,与免费PEP政策和敏感性相关的患者负荷较低的地方性设置。在实践中,IBCM是为满足当地情况和狂犬病控制水平的需求而量身定制的。因此,专家的经验不一定会在不同的环境中翻译,影响对功能的感知,动机,和IBCM的实施。为了设计和实施未来和当前的计划,应向接诊病人的卫生工作者提供有关评估咬人动物狂犬病病史和体征的指导。研究结果提供了有关IBCM实施的见解,以及它如何支持旨在通过30实现零目标的计划。
    As part of the \'Zero by 30\' strategy to end human deaths from dog-mediated rabies by 2030, international organizations recommend a One Health framework that includes Integrated Bite Case Management (IBCM). However, little is understood about the implementation of IBCM in practice. This study aims to understand how IBCM is conceptualized, exploring how IBCM has been operationalized in different contexts, as well as barriers and facilitators to implementation. Semi-structured interviews were conducted with seventeen practitioners and researchers with international, national, and local expertise across Africa, Asia, and the Americas. Thematic analysis was undertaken using both inductive and deductive approaches. Four main themes were identified: 1) stakeholders\' and practitioners\' conceptualization of IBCM and its role in rabies elimination; 2) variation in how IBCM operates across different contexts; 3) barriers and facilitators of IBCM implementation in relation to risk assessment, PEP provisioning, animal investigation, One Health collaboration, and data reporting; and 4) the impact of the COVID-19 pandemic on IBCM programs. This study highlights the diversity within experts\' conceptualization of IBCM, and its operationalization. The range of perspectives revealed that there are different ways of organizing IBCM within health systems and it is not a one-size-fits-all approach. The issue of sustainability remains the greatest challenge to implementation. Contextual features of each location influenced the delivery and the potential impact of IBCM. Programs spanned from highly endemic settings with limited access to PEP charged to the patient, to low endemicity settings with a large patient load associated with free PEP policies and sensitization. In practice, IBCM was tailored to meet the demands of the local context and level of rabies control. Thus, experts\' experiences did not necessarily translate across contexts, affecting perceptions about the function, motivation for, and implementation of IBCM. To design and implement future and current programs, guidance should be provided for health workers receiving patients on assessing the history and signs of rabies in the biting animal. The study findings provide insights in relation to implementation of IBCM and how it can support programs aiming to reach the Zero by 30 goal.
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  • 文章类型: Journal Article
    有证据表明,健康状况不佳的儿童不太可能上学或完成学业。疟疾是学龄儿童发病和死亡的重要原因。然而,他们在医疗设施中接受疟疾治疗的可能性较小,并且关于如何改善学童获得护理的证据有限。本研究旨在评估以学校为基础的疟疾病例管理计划对学童出勤率的影响,健康和教育。
    一项整群随机对照试验在松巴区的58所小学进行,马拉维,2011-2015。干预,在29所随机选择的学校中实施,提供疟疾快速诊断测试和基于青蒿素的联合疗法,以诊断和治疗无并发症的疟疾,作为称为“学习者治疗试剂盒”(LTK)的基本急救包的一部分。主要结果是入学率,通过教师记录的每日出勤登记册和独立的定期出勤抽查进行评估。次要结果包括疟原虫感染的患病率,贫血,教育表现,自我报告的儿童福祉和寻求健康的行为。从标准1-7中随机抽取9571名儿童进行入学率评估,对次要结局进行子样本评估。在2013年11月至2015年3月期间,29所学校的97名经过培训的教师提供了32685次独特咨询。女学童寻求咨询的可能性明显高于男性(未调整OR=1.78(95%CI1.58至2.00)。对教师登记册中记录为缺席的儿童天数比例没有观察到显著的干预效果(n=9017OR=0.90(95%CI0.77~1.05),p=0.173)或在随机学校访问期间缺席的儿童-抽查(n=5791OR=1.09(95%CI0.87至1.36),p=0.474)。对儿童报告的幸福感没有重大影响,疟原虫的流行,贫血或教育分数。
    尽管社区需求很高,在本研究环境中,LTK项目并未减少学童的缺勤或改善健康或教育结果.
    ClinicalTrials.govNCT02213211。
    Evidence indicates children who suffer from ill-health are less likely to attend or complete schooling. Malaria is an important cause of morbidity and mortality in school-age children. However, they are less likely to receive malaria treatment at health facilities and evidence for how to improve schoolchildren\'s access to care is limited. This study aimed to evaluate the impact of a programme of school-based malaria case management on schoolchildren\'s attendance, health and education.
    A cluster randomised controlled trial was conducted in 58 primary schools in Zomba District, Malawi, 2011-2015. The intervention, implemented in 29 randomly selected schools, provided malaria rapid diagnostic tests and artemisinin-based combination therapy to diagnose and treat uncomplicated malaria as part of basic first aid kits known as \'Learner Treatment Kits\' (LTK). The primary outcome was school attendance, assessed through teacher-recorded daily attendance registers and independent periodic attendance spot checks. Secondary outcomes included prevalence of Plasmodium spp infection, anaemia, educational performance, self-reported child well-being and health-seeking behaviour. A total of 9571 children from standards 1-7 were randomly selected for assessment of school attendance, with subsamples assessed for the secondary outcomes.
    Between November 2013 and March 2015, 97 trained teachers in 29 schools provided 32 685 unique consultations. Female schoolchildren were significantly more likely than male to seek a consultation (unadjusted OR=1.78 (95% CI 1.58 to 2.00). No significant intervention effect was observed on the proportion of child-days recorded as absent in teacher registers (n=9017 OR=0.90 (95% CI 0.77 to 1.05), p=0.173) or of children absent during random school visits-spot checks (n=5791 OR=1.09 (95% CI 0.87 to 1.36), p=0.474). There was no significant impact on child-reported well-being, prevalence of Plasmodium spp, anaemia or education scores.
    Despite high community demand, the LTK programme did not reduce schoolchildren\'s absenteeism or improve health or education outcomes in this study setting.
    ClinicalTrials.gov NCT02213211.
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  • 文章类型: Journal Article
    OBJECTIVE: To establish the appropriateness of malaria case management at health facility level in four districts in Zambia.
    METHODS: This study was a retrospective evaluation of the quality of malaria case management at health facilities in four districts conveniently sampled to represent both urban and rural settings in different epidemiological zones and health facility coverage. The review period was from January to December 2008. The sample included twelve lower level health facilities from four districts. The Pearson Chi-square test was used to identify characteristics which affected the quality of case management.
    RESULTS: Out of 4 891 suspected malaria cases recorded at the 12 health facilities, more than 80% of the patients had a temperature taken to establish their fever status. About 67% (CI 95 66.1-68.7) were tested for parasitemia by either rapid diagnostic test or microscopy, whereas the remaining 22.5% (CI 95 21.3.1-23.7) were not subjected to any malaria test. Of the 2 247 malaria cases reported (complicated and uncomplicated), 71% were parasitologically confirmed while 29% were clinically diagnosed (unconfirmed). About 56% (CI 95 53.9-58.1) of the malaria cases reported were treated with artemether-lumefantrine (AL), 35% (CI 95 33.1-37.0) with sulphadoxine-pyrimethamine, 8% (CI 95 6.9-9.2) with quinine and 1% did not receive any anti-malarial. Approximately 30% of patients WHO were found negative for malaria parasites were still prescribed an anti-malarial, contrary to the guidelines. There were marked inter-district variations in the proportion of patients in WHOm a diagnostic tool was used, and in the choice of anti-malarials for the treatment of malaria confirmed cases. Association between health worker characteristics and quality of case malaria management showed that nurses performed better than environmental health technicians and clinical officers on the decision whether to use the rapid diagnostic test or not. Gender, in service training on malaria, years of residence in the district and length of service of the health worker at the facility were not associated with diagnostic and treatment choices.
    CONCLUSIONS: Malaria case management was characterised by poor adherence to treatment guidelines. The non-adherence was mainly in terms of: inconsistent use of confirmatory tests (rapid diagnostic test or microscopy) for malaria; prescribing anti-malarials which are not recommended (e.g. sulphadoxine-pyrimethamine) and prescribing anti-malarials to cases testing negative. Innovative approaches are required to improve health worker adherence to diagnosis and treatment guidelines.
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