ecological determinants

生态决定因素
  • 文章类型: Journal Article
    背景:高弹性青少年1型糖尿病已被证明可实现目标内的血糖结果并体验高质量的生活。本研究建立了青少年1型糖尿病的生态弹性模型。它旨在增加我们对复原力如何受到内部和环境生态因素的积极和消极影响的理解。
    方法:这项横断面研究调查了来自11个省36个城市的460名1型糖尿病青少年,中国。参与者完成了关于韧性的自我报告问卷,家庭功能,同行支持,同伴压力,应对方式,和人口统计。对青少年进行标准糖化血红蛋白测试。采用结构方程模型对数据进行分析。
    结果:1型糖尿病青少年的生态弹性模型是一个很好的模型,其弹性变化水平很高(62%)。家庭功能是最重要的弹性预测指标,其次是同行支持,积极应对,和同伴压力。此外,积极应对是家庭功能与韧性之间关系的中介。积极应对和同伴压力共同介导了同伴支持和韧性之间的关系。
    结论:家庭功能,同伴关系,积极应对是相互关联的,这可能会共同影响韧性。研究结果为青少年1型糖尿病患者制定韧性促进干预措施提供了理论依据。这可能会在脆弱的发育期导致健康改善。
    BACKGROUND: Highly resilient adolescents with type 1 diabetes have been proved to achieve within-target glycemic outcomes and experience high quality of life. The ecological resilience model for adolescents with type 1 diabetes was developed in this study. It aims to increase our understanding of how resilience is both positively and negatively affected by internal and environmental ecological factors.
    METHODS: This cross-sectional study surveyed 460 adolescents with type 1 diabetes from 36 cities in 11 provinces, China. Participants completed self-report questionnaires on resilience, family functioning, peer support, peer stress, coping style, and demographics. Standard glycated hemoglobin tests were performed on the adolescents. Structural equation modeling was applied to analyze the data.
    RESULTS: The ecological resilience model for adolescents with type 1 diabetes was a good model with a high level of variance in resilience (62%). Family functioning was the most important predictor of resilience, followed by peer support, positive coping, and peer stress. Moreover, positive coping was the mediator of the relationship between family functioning and resilience. Positive coping and peer stress co-mediated the association between peer support and resilience.
    CONCLUSIONS: Family functioning, peer relationships, and positive coping are interrelated, which may jointly influence resilience. The findings provide a theoretical basis for developing resilience-promotion interventions for adolescents with type 1 diabetes, which may lead to health improvements during a vulnerable developmental period.
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  • 文章类型: Journal Article
    背景:疟疾是沙特阿拉伯王国(KSA)的重大公共卫生问题。这项研究旨在调查2017年至2021年间KSA中疟疾的时空分布。
    方法:使用卫生部报告的2017-2021年期间按疟原虫物种分层的疟疾病例数据进行了空间分析。协变量数据,如环境、社会经济,人口统计学因素来自不同的公开来源。
    结果:在研究期间,从KSA的20个地区共报告了13,852例病例。研究表明,报告的病例总数从2017年的2715例下降到2021年的2616例,主要是由于恶性疟原虫感染的减少。然而,间日疟原虫病例数量在2021年增加。由于来自邻国也门的输入病例,KSA南部地区的风险仍然较高。社会经济和人口因素,例如获得医疗保健和教育,被发现影响疟疾传播。环境因素,比如温度和降雨量,也被确定为疟疾风险的决定因素。
    结论:这项研究表明,KSA中疟疾病例的空间差异与潜在的社会经济地位和环境因素有关。这项研究的结果强调需要继续努力控制和消除KSA的疟疾,特别是在疟疾风险较高的地区。
    BACKGROUND: Malaria is a significant public health concern in the Kingdom of Saudi Arabia (KSA). This study aimed to investigate the spatiotemporal distribution of malaria in the KSA between 2017 and 2021.
    METHODS: A spatial analysis was conducted using data for malaria cases stratified by Plasmodium species reported by the Ministry of Health for the period 2017-2021. Covariate data such as environmental, socioeconomic, and demographic factors were assembled from different publicly available sources.
    RESULTS: A total of 13,852 cases were reported from 20 regions in the KSA during the study period. The study indicated a decline in the overall number of reported cases from 2715 in 2017 to 2616 in 2021, primarily driven by a decrease in Plasmodium falciparum infections. However, the number of Plasmodium vivax cases increased in 2021. Southern regions of the KSA remained at higher risk due to imported cases from neighboring Yemen. Socioeconomic and demographic factors, such as access to healthcare and education, were found to affect malaria transmission. Environmental factors, such as temperature and rainfall, were also identified as determinants of malaria risk.
    CONCLUSIONS: This study showed significant spatial variation in malaria cases in the KSA that was related to underlying socioeconomic status and environmental factors. The findings of this study highlight the need for continued efforts to control and eliminate malaria in the KSA, particularly in regions with higher risk of malaria.
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  • 文章类型: Journal Article
    健康促进早已认识到健康的生态决定因素,强调行星健康之间的相互联系,经济体系和人类健康。尽管呼吁在他们之间发挥协同作用,这些领域受到根本分歧的范式的支配,导致未解决的概念和制度差距。可持续性,同时,减少到个人责任和行为改变。这项定性研究通过在全球南部研究不足的背景下对可持续消费的关注来探索生态决定因素,该地区的快速现代化对自然环境产生了深远的影响。本文使用了“实践”的理论框架-即,社会惯例,值,推动消费的公约和规范-严格审查印度南部喀拉拉邦的日常家庭可持续消费。调查结果表明,在大多数家庭中,可持续发展是一种健康促进实践。人们从根本上实践可持续性是为了其有益的健康结果。然而,为促进经济发展而建立的体制结构继续主导着社会,并且是为消费者提供日常社会生活背景的范式。研究结果表明,可持续消费的实践是复杂的,并且陷入了既不是“上游”也不是“下游”的空间;相反,对“中流”的关注揭示了进入健康生活日常谈判的复杂计算。
    消费主义正在全球南方迅速蔓延。虽然人们赞赏与容易获得的商品相关的便利,随着塑料的增加,生态系统的衰退对人口健康产生了不利影响,食物链中的废物和毒性。健康促进者,几十年来,试图提请注意管理环境的价值观之间的错位,经济,和卫生政策。本文通过日常消费者的经验来调查政策失调。在喀拉拉邦的背景下,在印度南部,最近出现了快速的消费主义,研究表明,日常消费,即使是不可持续的,是围绕健康积极谈判的有意义的社会实践的一部分。因此,人们购买用塑料包装的商品,尽管对环境有影响,因为它被认为更安全。个人行为“不可持续”,主要是因为他们对城市化等系统性因素几乎没有控制权,社会生活的变化,缺乏政府监管和基础设施-这塑造了他们的消费实践。研究表明,注重知识和行为改变的举措不足以确保可持续消费。相反,需要的是跨环境的制度融合,经济和健康优先事项,以便个人可以创造可持续和健康的新消费实践。
    Health promotion has long recognized the ecological determinants of health, underscoring the interconnections between planetary health, economic systems and human health. Despite calls for synergy across them, these domains are governed by fundamentally divergent paradigms leading to unaddressed conceptual and institutional gaps. Sustainability, meanwhile, is reduced to personal responsibility and behaviour change. This qualitative research explores ecological determinants through a focus on sustainable consumption in the under-researched context of the global south where rapid modernization has profoundly impacted the natural environment. The article uses the theoretical framework of \'practice\'-namely, the social routines, values, conventions and norms that drive consumption-to critically examine everyday household sustainable consumption in India\'s southern state of Kerala. The findings show that in most households, sustainability is a health promotion practice. People practice sustainability fundamentally for its beneficial health outcomes. However, the institutional structures set up in favour of economic development continue to dominate society and is the paradigm that contextualizes everyday social life for consumers. The findings suggest that the practice of sustainable consumption is complex and caught in the space that is neither \'upstream\' or \'downstream\'; instead, the focus on the \'mid-stream\' reveals complex calculations that go into everyday negotiation of healthy living.
    Consumerism is rapidly spreading through the global south. While the conveniences associated with easily available goods are appreciated, population health has been adversely impacted by attendant decline in ecosystems through the increase in plastics, waste and toxicity in the food chain. Health promoters, for decades, have sought to draw attention to the misalignment between the values that govern environment, economy, and health policies. This article investigates policy misalignment through the experiences of everyday consumers. Set in the context Kerala, in south India, which has recently seen rapid consumerism, the study shows that everyday consumption, even unsustainable ones, are part of meaningful social practices actively negotiated around health. Thus, people buy goods wrapped in plastic, despite its environmental impacts, because it is perceived as safer. Individuals act ‘unsustainably’ largely because they have little control over systemic factors—like urbanization, changes in social life, lack of government regulation and infrastructure—that shape their consumption practices. The study shows that initiatives that focus on knowledge and behaviour modification are not sufficient to ensure sustainable consumption. Instead, what is needed are institutional convergences across environment, economy and health priorities so that individuals can create new consumption practices that are both sustainable and healthy.
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  • 文章类型: Journal Article
    Health promotion has paid a lot of attention to the social determinants of health and to health equity but much less attention to the ecological determinants. Yet the most fundamental determinants of health are the natural systems that make the Earth liveable and are the source of our air, water, food, fuels and materials. Yet they are threatened by the very economic and social development that we have created to meet the social determinants of health. Moreover, the benefits and burdens of that development are inequitably distributed, resulting in both ecological and social injustice. In the past few years the new field of planetary health-\'the health of human civilization and the state of the natural systems on which it depends\'-has emerged, while WHO has confirmed that \'the source of human health [is] nature\'. So arguably the most important task facing health promotion in the 21st century is to turn its attention to planetary health: health promotion workers must become planetary health promoters. Local health promotion in the 21st century needs to incorporate the concept of planetary health promotion and its application in the creation of healthy \'One Planet\' communities and must become part of the emerging network of community organizations and individuals working to create sustainable, just and healthy communities.
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  • 文章类型: Case Reports
    Earth\'s life-supporting ecosystems are integral to human and planetary health. Ecosystem services connect ecosystem functions to human wellbeing. The complex, multifaceted socio-ecological challenges of ecosystem decline necessitate a transdisciplinary approach, including the active and meaningful engagement and participation of local communities. Communities uniquely possess expert local knowledge, which, when integrated into policy development and community planning, has the potential to enhance and sustain ecosystem benefits for health and wellbeing. Community-informed mapping tools provide an opportunity for integrating science, policy, and public participation in data collection. However, there is a dearth of community-informed mapping tools demonstrating the interconnection of the ecological and social determinants of health at a place-based level. This paper presents a study that employs a community-based participatory research approach to mapping local knowledge systems on EcoHealth. The study seeks to develop a community mapping tool for shared dialogue and decision-making on EcoHealth between local communities and policymakers. The participatory research methods used to explore community awareness and knowledge regarding ecosystem services, health, and sustainability in the local area are described. The process of co-producing a Community EcoHealth Toolkit, based on the integration of different knowledge systems into local policy and planning, is discussed.
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  • 文章类型: Journal Article
    OBJECTIVE: The Anthropocene is a new era in which human activity has been the dominant influence on climate and the environment. The negative impact humans have on the earth\'s systems pose significant threats to human health. Health promotion is a discipline well placed to respond to planetary health challenges of the Anthropocene. The overarching aim of this paper is to describe the elements of 21st century socio-ecological health and apply them in a revised socio-ecological framework for health promotion.
    METHODS: A qualitative description study design was employed to explore the significance of ecological and cultural determinants of health and review models in contemporary health promotion to inform the development of a revised Mandala of Health. Purposeful sampling was used to recruit ten experts from across Australia including academics and practitioners working at the nexus of health promotion, environmental management and sustainability. Data were analysed thematically, using deductive and inductive methods.
    RESULTS: A revised Mandala of Health could address existing gaps in health promotion theory and practice. Ecological and cultural determinants of health were considered essential components of health promotion that is often lacking in socio-ecological frameworks. Indigenous Knowledge Systems were considered immensely important when addressing ecological and cultural determinants of health.
    CONCLUSIONS: A revised Mandala of Health could encourage development of contemporary health models, assisting health promotion to evolve with the health and environmental issues of the Anthropocene. This study highlights the need for more theoretical development and empirical research regarding ecological and cultural determinants of health in a health promotion context. SO WHAT?: In the context of the Anthropocene, this study highlights the potential gaps in health promotion theory and practice in terms of the natural environment and health and emphasises the need of a paradigm shift to embed ecological and cultural determinants with other determinants of health.
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  • 文章类型: Journal Article
    The determinants of biodiversity patterns in the subterranean habitat called Mesovoid Shallow Substratum (MSS) are not well-understood. In this study, thirty-three scree slopes at high altitudes were selected across the Sierra de Guadarrama National Park in central Spain to investigate the effect of ten environmental variables on the abundance and species diversity of the spider and springtail assemblages from the colluvial MSS. In each locality, a multiperforated PVC tube with a pitfall trap inside was buried up to 1 m deep, and generalized linear models and Mantel tests were used to analyze the effect of mainly climate- and habitat-related variables on the diversity patterns of both taxa. A total of 1143 individual spiders belonging to 54 species and 40 811 springtail individuals belonging to 62 species were collected. The analyses indicated that cold temperatures and the presence of forest cover on the surface significantly enhance richness and abundance in the two taxa. Environmental similarity also had a small positive effect on faunistic similarity. However, the effects of temperature and habitat detected on spider richness and abundance were stronger than on springtails, whereas the reverse was found regarding faunistic similarity. These results indicate that subterranean dwellers respond differently to the same environmental factors, which in turn, points to a different degree of affinity for the MSS. The MSS plays an important role in the survival of high mountain arthropod species, acting as a climate refuge, so the protection of this habitat should be prioritized.
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  • 文章类型: Journal Article
    The mating system is a central parameter of plant biology because it shapes their ecological and evolutionary properties. Therefore, determining ecological variables that influence the mating system is important for a deeper understanding of the functioning of plant populations. Here, using old concepts and recent statistical developments, we propose a new statistical tool to make inferences about ecological determinants of outcrossing in natural plant populations. The method requires codominant genotypes of seeds collected from maternal plants within different locations. Using extensive computer simulations, we demonstrated that the method is robust to the issues expected for real-world data, including the Wahlund effect, inbreeding and genotyping errors such as allele dropout and allele misclassification. Furthermore, we showed that the estimates of ecological effects and outcrossing rates can be severely biased if genotyping errors and genetic differentiation are not treated explicitly. Application of the new method to the case study of a dioecious tree (Taxus baccata) allowed revealing that female trees that grow in lower local densities have a greater tendency towards mating with relatives. Moreover, we also demonstrated that biparental inbreeding is higher in populations that are characterized by a longer mean distance between trees and a smaller mean trunk perimeter. We found these results to agree with both the theoretical predictions and the history of English yew.
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  • 文章类型: Journal Article
    洛杉矶县(LAC)低收入社区的肤色经历不均衡的哮喘发病率,哮喘急诊科就诊(AEDV)证明。这部分归因于柴油颗粒物(DPM)的不公平暴露。有希望的,公共公园和开放空间(PPOS)有助于缓解DPM。然而,获得PPOS的机会有限的低收入有色人种社区可能会被剥夺相关的公共卫生福利。因此,这项新颖的研究调查了AEDV,DPM,PPOS联系解决了这种公共卫生困境,并为处于危险中的社区的公共政策提供了信息。优化的热点分析用于检查AEDV的地理聚类,DPM,和拉丁美洲和加勒比人口普查区分析单位的PPOS。使用普通最小二乘(OLS)回归分析来检查DPM和PPOS预测AEDV的程度。最后,地理加权回归(GWR)被用来解释全球OLS模型中的空间依赖性。优化的热点分析证实了在PPOS降低的普查区域中,AEDV和DPM升高的显着聚类。在控制了相关的人口特征(贫困,孩子们,种族/种族),回归分析证实DPM与AEDV呈显著正相关,而PPOS与AEDVs显著负相关。此外,GWR透露,71.5%的LAC普查区域将受益于DPM的减少,79.4%的将受益于PPOS的增加,以纠正AEDV。这是第一项确定PPOS浓度较高的人口普查区域中AEDV减少的研究。因此,减少DPM和增加PPOS可能有助于改善哮喘结局,特别是在低收入的有色人种社区。
    Los Angeles County (LAC) low-income communities of color experience uneven asthma rates, evidenced by asthma emergency department visits (AEDV). This has partly been attributed to inequitable exposure to diesel particulate matter (DPM). Promisingly, public parks and open space (PPOS) contribute to DPM mitigation. However, low-income communities of color with limited access to PPOS may be deprived of associated public health benefits. Therefore, this novel study investigates the AEDV, DPM, PPOS nexus to address this public health dilemma and inform public policy in at-risk communities. Optimized Hotspot Analysis was used to examine geographic clustering of AEDVs, DPM, and PPOS at the census tract unit of analysis in LAC. Ordinary Least Squares (OLS) regression analysis was used to examine the extent to which DPM and PPOS predict AEDVs. Finally, Geographic Weighted Regression (GWR) was employed to account for spatial dependence in the global OLS model. Optimized Hotspot Analysis confirmed significant clustering of elevated AEDVs and DPM in census tracts with reduced PPOS. After controlling for pertinent demographic characteristics (poverty, children, race/ethnicity), regression analysis confirmed that DPM was significantly positively associated with AEDVs, whereas PPOS was significantly negatively associated with AEDVs. Furthermore, GWR revealed that 71.5% of LACs census tracts would benefit from DPM reductions and 79.4% would benefit from PPOS increases toward redressing AEDVs. This is the first study to identify AEDV reductions in census tracts with higher concentrations of PPOS. Thus, reducing DPM and increasing PPOS may serve to improve asthma outcomes, particularly in low-income communities of color.
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  • 文章类型: Journal Article
    Ecological determinants of sporotrichosis etiological agents remain poorly understood. For this reason, we performed explorations using local climate estimates to determine the temperature and humidity ranges of the environment where clinically relevant Sporothrix species occur and to identify what plant species are associated with them, using data collected from the published literature. We performed a literature search to identify all publications on environmental isolations of medically relevant species of Sporothrix in the PubMed, SCOPUS, and EMBASE databases. All those studies were included in the analysis where medically relevant species of Sporothrix have been isolated from soil samples, and described a specific geographical location that could be precisely georeferenced. We approximated temperature and humidity from local climate estimates, integrating geospatial data, temperature, and water vapor pressure from regions or provinces where medically relevant species of Sporothrix have been isolated from soil. Sporothrix spp. were more commonly isolated from soil of different regions or provinces of 16 countries. Most environmental isolates were identified as S. schenckii, whereas S. pallida, S. brasiliensis, S. globosa, and S. mexicana were rare. We estimate that medically relevant Sporothrix spp. grow in the soil at temperatures of 6.6 °C to 28.84 °C and 37.5% to 99.06% relative humidity. These findings indicate that sporotrichosis etiological agents grow in soil in ecological niches from soil with wide ranges of temperature and humidity, but they are also associated with a variety of plants, flowers, woody debris, reed leaves, corn stalks, leaves, and wood crumbs, potentially facilitating its establishment and proliferation in the environment.
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