bundles

Bundles
  • 文章类型: Journal Article
    包装食品已大大扩大了其市场份额,随着利用副美德束的势头越来越大,特别是在副包装食品领域。因此,了解消费者如何使用副美德捆绑包对副包装食品做出反应(即,副包装食品与美德成分相结合)变得至关重要。本研究通过四个采用单向受试者间设计的实验来研究这个问题,结合不同的刺激和措施,涉及来自不同来源的样本。在实验1中(n=172),实验2(n=169),和后续实验(n=153),方差分析,卡方检验,中介分析表明,消费者更倾向于购买带有副美德束的副包装食品,因为人们认为它比带有副美德束的副包装食品更健康。此外,实验3(n=249)采用适度调解分析,发现在有预防的消费者中,对具有副美德捆绑的副包装食品的购买意愿增强和感知健康的中介作用都减弱了(与促销)重点。除了为包装食品消费理论做出贡献外,副美德束,和监管焦点理论,这些发现对包装食品营销具有实际意义,促进合理的食物选择,加强更健康的饮食。
    Packaged foods have significantly expanded their market presence, with the utilization of vice-virtue bundles gaining momentum, particularly in the realm of vice-packaged foods. Consequently, understanding how consumers respond to vice-packaged food with vice-virtue bundles (i.e., vice-packaged food combined with virtue ingredients) becomes crucial. This research investigates this issue through four experiments employing a one-way between-subjects design, incorporating distinct stimuli and measures, and involving samples from diverse sources. In Experiment 1 (n = 172), Experiment 2 (n = 169), and the follow-up experiment (n = 153), variance analysis, chi-square test, and mediating analysis demonstrate that consumers are more inclined to purchase vice-packaged food with vice-virtue bundles owing to the perception of it being healthier than vice packaged food with vice-virtue bundles. Furthermore, Experiment 3 (n = 249) employs moderated mediation analysis, uncovering that both the heightened purchase intention for vice-packaged food with vice-virtue bundles and the mediating effect of perceived healthiness are attenuated among consumers with prevention (vs. promotion) focus. Beyond contributing to theories on packaged food consumption, vice-virtue bundles, and regulatory focus theory, these findings hold practical implications for packaged food marketing, promoting rational food choices, and enhancing healthier diets.
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  • 文章类型: Journal Article
    本手稿的目的是对护理机械通气患者的最佳护理实践进行全面和多学科的审查。通过回顾人类医学文献,作者将推断已发现最有效降低机械通气(MV)并发症风险的手术.与兽医现行标准的审查配对,作者将汇编机械通气患者护理的最佳实践信息,这将作为兽医护理人员的详细资源。从护理的角度来看,该手稿旨在巩固机械通气患者的护理评估,解决住院期间可能遇到的全身和身体变化。这篇综述文章的目的是提供信息,鼓励积极的方法来护理,重点是了解多药房的影响,与MV相关的血液动力学变化,卧位病人护理的并发症,以及医院获得性感染的来源。当与MV的更多技术方面一起应用时,这份手稿将使参与这些病例的兽医技术人员了解机械通气患者所面临的动态挑战,提供降低风险的指导,快速有效地解决问题,并创建可以实施的最新实践标准。
    The goal of this manuscript is to provide a comprehensive and multi-disciplinary review of the best nursing practices of caring for mechanically ventilated patients. By reviewing human medicine literature, the authors will extrapolate procedures that have been found to be most effective in reducing the risk of mechanical ventilation (MV) complications. Paired with review of the current standards in veterinary medicine, the authors will compile the best practice information on mechanically ventilated patient care, which will serve as a detailed resource for the veterinary nursing staff. Written from a nursing standpoint, this manuscript aims to consolidate the nursing assessment of a mechanically ventilated patient, addressing both systemic and physical changes that may be encountered during hospitalization. The goal of this review article is to present information that encourages a proactive approach to nursing care by focusing on understanding the effects of polypharmacy, hemodynamic changes associated with MV, complications of recumbent patient care, and sources of hospital acquired infections. When applied in conjunction with the more technical aspects of MV, this manuscript will allow veterinary technicians involved in these cases to understand the dynamic challenges that mechanically ventilated patients present, provide guidance to mitigate risk, address issues quickly and effectively, and create an up-to date standard of practice that can be implemented.
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  • 文章类型: Preprint
    弥散MRI(dMRI)流线型纤维束成像是体内评估大脑白质(WM)通路的金标准。然而,能够适应纤维束造影所需的微结构模型的高角度分辨率dMRI采集通常是耗时的,并且不是临床上常规采集的,限制纤维束造影分析的范围。为了解决这个限制,我们基于深度学习的最新进展,这些进展表明,流线传播可以直接从dMRI学习,而无需传统的模型拟合。具体来说,我们建议从T1wMRI学习流线传播器,以便在dMRI不可用时进行任意纤维束成像分析.要做到这一点,我们提出了一种在师生框架中训练的新型卷积递归神经网络(CoRNN),该框架利用T1wMRI,相关的解剖学背景,并从HumanConnectome项目获得的数据中简化内存。我们在两种常见的纤维束成像范例下描述了我们的方法,WM束分析和结构连接组学,并发现从我们的方法生成的流线计算的测量值与使用传统的dMRI纤维束成像生成的测量值之间大约有5-15%的差异。当放在文献中时,这些结果表明,用我们的方法从T1wMRI计算的WM测量的准确性是在扫描-再扫描dMRI变异性的水平上,并提出了一个重要的问题:纤维束成像是真正的微观结构现象,还是dMRI仅仅促进了它的发现和实施?
    Diffusion MRI (dMRI) streamline tractography is the gold-standard for in vivo estimation of white matter (WM) pathways in the brain. However, the high angular resolution dMRI acquisitions capable of fitting the microstructural models needed for tractography are often time-consuming and not routinely collected clinically, restricting the scope of tractography analyses. To address this limitation, we build on recent advances in deep learning which have demonstrated that streamline propagation can be learned from dMRI directly without traditional model fitting. Specifically, we propose learning the streamline propagator from T1w MRI to facilitate arbitrary tractography analyses when dMRI is unavailable. To do so, we present a novel convolutional-recurrent neural network (CoRNN) trained in a teacher-student framework that leverages T1w MRI, associated anatomical context, and streamline memory from data acquired for the Human Connectome Project. We characterize our approach under two common tractography paradigms, WM bundle analysis and structural connectomics, and find approximately a 5-15% difference between measures computed from streamlines generated with our approach and those generated using traditional dMRI tractography. When placed in the literature, these results suggest that the accuracy of WM measures computed from T1w MRI with our method is on the level of scan-rescan dMRI variability and raise an important question: is tractography truly a microstructural phenomenon, or has dMRI merely facilitated its discovery and implementation?
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  • 文章类型: Journal Article
    这项初步研究旨在通过比较100个最常见的三个,来研究不同长度的束在结构和功能上的差异。four-,以及自建的论文语料库中的五个单词束,其中包含约350万个单词。研究结果表明,在结构和功能方面,不同长度的束之间存在相当大的差异。总的来说,三个和四个单词束之间的方差大于四个和五个单词束之间的方差,和三个和五个单词的捆绑。在结构上,三个单词和四个单词束在所有六个主要类别中都存在显着差异。四个和五个单词的捆绑在五个类别中有所不同,而三个单词和五个单词的束只有四个类别不同。功能上,在研究中观察到明显的差异-,文本和面向参与者的三个和四个单词束之间的束,和三个和五个单词的捆绑。然而,四个单词和五个单词的bundle仅在面向文本和面向参与者的bundle中存在显着差异。有趣的是,不同长度的束在用于执行相同功能的模式中也有所不同。这项研究的结果可能会告诉研究人员,他们需要考虑束的长度时,他们的发现进行概括或比较各种研究之间的束。
    This pilot study aims to investigate the differences between varying lengths of bundles in structure and function by comparing the 100 most frequent three-, four-, and five-word bundles in a self-built corpus of dissertations which contains about 3.5 million words. The findings reveal considerable variances between bundles of different lengths in terms of both structure and function. In general, the variances between three-and four-word bundles are greater than those between four-and five-word bundles, and three-and five-word bundles. Structurally, three-and four-word bundles differ significantly in all six main categories. Four-and five-word bundles vary in five categories, while three-and five-word bundles are only different in four categories. Functionally, noticeable variances were observed in research-, text- and participant-oriented bundles between three-and four-word bundles, and three-and five-word bundles. However, four-and five-word bundles only differ significantly in text- and participant-oriented bundles. Interestingly, bundles of varying lengths also vary in patterns that are used to perform the same functions. The results of this study might inform researchers that they need to take bundle lengths into consideration when making generalizations of their findings or comparing bundles between various studies.
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  • 文章类型: Journal Article
    神经经济学的核心问题之一是确定价值在哪里。迄今为止,大多数研究都集中在简单的选择上,并将腹内侧前额叶皮质(VMPFC)确定为共同值区.我们报告了fMRI研究的结果,在该研究中,我们要求参与者进行配对比较,涉及不同复杂性的选项:单个项目(控制条件),由相同的两个单个项目制成的束(缩放条件)和由两个不同的单个项目制成的束(捆绑条件)。我们构建了选择一致性的度量,以捕获参与者的选择彼此之间的一致性。当参与者做出这些选择时,我们还会记录大脑活动。我们发现涉及左VMPFC的区域的共同核心,左背外侧前额叶皮质(DLPFC),与复杂视觉处理相关的区域和所有条件下的左小脑轨迹值。此外,DLPFC中的区域,腹外侧前额叶皮质(VLPFC)和小脑在不同条件下有差异募集.最后,VMPFC和DLPFC价值跟踪区域的活动变化与选择一致性的变化有关。这表明基于价值的决策会根据任务需求招募一组核心区域以及特定区域。Further,一致性与PFC横向部分的信号变化幅度之间的相关性表明,这些区域的活动可能在决策质量中起因果作用。
    One of the core questions in Neuro-economics is to determine where value is represented. To date, most studies have focused on simple options and identified the ventromedial prefrontal cortex (VMPFC) as the common value region. We report the findings of an fMRI study in which we asked participants to make pairwise comparisons involving options of varying complexity: single items (Control condition), bundles made of the same two single items (Scaling condition) and bundles made of two different single items (Bundling condition). We construct a measure of choice consistency to capture how coherent the choices of a participant are with one another. We also record brain activity while participants make these choices. We find that a common core of regions involving the left VMPFC, the left dorsolateral prefrontal cortex (DLPFC), regions associated with complex visual processing and the left cerebellum track value across all conditions. Also, regions in the DLPFC, the ventrolateral prefrontal cortex (VLPFC) and the cerebellum are differentially recruited across conditions. Last, variations in activity in VMPFC and DLPFC value-tracking regions are associated with variations in choice consistency. This suggests that value based decision-making recruits a core set of regions as well as specific regions based on task demands. Further, correlations between consistency and the magnitude of signal change with lateral portions of the PFC suggest the possibility that activity in these regions may play a causal role in decision quality.
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  • 文章类型: Journal Article
    脓毒症是由宿主的不调节反应引起的危及生命的器官功能障碍。感染性休克是其最严重的形式。它表现为血压下降,降低组织灌注压力,导致缺氧,这是休克的特征。脓毒症仍然是世界范围内死亡的主要原因之一。自1991年建立第一个共识定义以来,其发病率有所增加。提高对败血症的认识,它的意义和需要更好的治疗,已经导致在定义脓毒症和其治疗指南的发展方面的改进。第一个指南于2004年发布,第二个指南于2008年发布,第三个指南于2013年发布,第四个指南于2016年发布,最后一个修订指南于2021年发布。本文将描述脓毒症和脓毒性休克的先前和新的定义,以前的识别和治疗指南,以及最新的治疗建议。及时诊断对于脓毒症和脓毒性休克患者的预后至关重要。事实是,脓毒症护理捆绑已经被修改为越来越短的时间决定因素,这强调了急诊医生的重要性,他们经常首先认识到并开始对败血症患者进行紧急治疗。
    Sepsis is a life-threatening organ dysfunction caused by an unregulated response of a host. Septic shock is its most severe form. It is manifested by a drop in blood pressure, which decreases tissue perfusion pressure, causing hypoxia that is characteristic of shock. Sepsis is still one of the leading causes of mortality worldwide. Its incidence has increased since the first consensus definitions were established in 1991. Raising sepsis awareness, its significance and the need for better treatment, has led to an improvement in in defining sepsis and the development of guidelines for its treatment. The first guidelines were published in 2004, the second 2008, the third 2013, the fourth 2016, and the last revised guidelines appeared in 2021. This paper will describe the previous and new definitions of sepsis and septic shock, the previous guidelines for the recognition and treatment, and the latest recommendations for treatment. Timely diagnosis is crucial for the outcomes for patients with sepsis and septic shock. The fact is that the sepsis care bundles have been modified to increasingly shorter time determinants, which emphasizes the importance of emergency physicians, who frequently first recognize and begin emergency treatment of septic patients.
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  • 文章类型: English Abstract
    零菌血症(BZ)项目是重症监护病房(ICU)实施的第一个零项目,实现导管相关感染率低于科学协会质量标准建议的水平。在ICU的SARS-CoV-2大流行之后,观察到这些感染率显着增加。感染率的增加以及将现有最佳证据纳入临床实践的需要证明有必要更新BZ项目的建议。由不同科学学会的成员组成的工作组认为,由于该项目的强制性措施已证明其有效性,因此不应修改。此外,该小组决定采用以下可选措施:使用浸渍有抗菌药物的导管,使用用氯己定浸渍的敷料,在连接器中使用带有防腐剂溶液的盖子,和洗必泰的日常身体卫生。
    The Bacteraemia Zero (BZ) Project was the first of the Zero Projects to be implemented in Intensive Care Unit (ICU), achieving a decrease in catheter-related infection rates below those recommended by the quality standards of scientific societies. Following the SARS-CoV-2 pandemic in ICU, a significant increase in these infection rates has been observed. Increase in infection rates and the need to incorporate the best available evidence into clinical practice justifies the need to update the recommendations of the BZ project. A working group formed by members of the different scientific societies considered that the mandatory measures of the project should not be modified due to its proven efficacy. In addition, this group decided to incorporate the following optional measures: use of catheters impregnated with antimicrobials, use of dressings impregnated with chlorhexidine, use of caps with an antiseptic solution in connectors, and daily body hygiene with chlorhexidine.
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  • 文章类型: Journal Article
    前交叉韧带(ACL)损伤在青少年中越来越常见,这个年龄段的伤病与许多独特的挑战有关。最近的大型动物研究表明,ACL的主要束的大小和功能在整个骨骼生长过程中都有不同的变化。为了更好地帮助儿科ACL部分撕裂的临床治疗,并更好地预测年龄特异性治疗的结果,需要测量人类生长过程中ACL束大小的变化。因此,本研究的目的是比较青少年受试者ACL及其主要束的长度和横截面积(CSA)的变化.分析磁共振成像(MRI)扫描以确定ACL及其前内侧和后外侧束的可见性和完整性。MRI扫描来自10至18岁受试者的回顾性数据库。ACL及其前内侧和后外侧束被分割并重建为3D模型,并计算长度和CSA。与女性相比,男性的ACL总长度和CSA更大,CSA的年龄和性别之间存在统计学上显著的相互作用。性别对两个束的CSA都有显着影响。从13岁左右开始,这些性别依赖性差异以中等至较大的效应大小(范围:d=0.50至d=1.23)出现。连同先前在临床前动物模型中建立的ACL束结构-功能关系,这些发现可能指向青少年ACL的生物力学变化。
    Anterior cruciate ligament (ACL) injuries are increasingly common in adolescents, and injuries in this age-group are associated with many unique challenges. Recent large animal studies suggest that the size and function of the major bundles of the ACL change differently throughout skeletal growth. To better aid clinical treatment of pediatric partial ACL tears and better predict outcomes from age-specific treatments, there is a need to measure changes in ACL bundle size in humans during growth. As such, the objective of this study was to compare changes in the length and cross-sectional area (CSA) of the ACL and its primary bundles in adolescent human subjects. Magnetic resonance imaging (MRI) scans were analyzed to determine the visibility and integrity of the ACL and its anteromedial and posterolateral bundles. MRI scans were considered from a retrospective database of subjects ranging from 10 to 18 years of age. The ACL and its anteromedial and posterolateral bundles were segmented and reconstructed into 3D models, and length and CSA were calculated. Total ACL length and CSA were greater in males compared with females, with a statistically significant interaction between age and sex for CSA. Sex had a significant effect on the CSA of both bundles. These sex-dependent differences emerge with moderate to large effect sizes (range: d = 0.50 to d = 1.23) beginning around 13 years of age. Along with ACL bundle structure-function relationships previously established in preclinical animal models, these findings may point toward biomechanical changes in the adolescent human ACL.
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  • 文章类型: Journal Article
    Promoting land use planning through ecosystem service (ES) protection is a crucial approach for maintaining landscape sustainability. Identifying ES bundles to serve landscape functional zoning can provide a new perspective for sustainable land use planning. Taking the Beijing metropolitan region as a study area, we quantitatively assessed the spatiotemporal distributions of multiple ESs, from 1980 to 2017, based on land use changes. By combining ES patterns and comprehensive ecosystem service (CES), distinct ES bundles were identified through the clustering method. Based on the ES bundles, landscape functional zones were then established. We further developed improved land use scenarios to conserve ESs in selected towns of different functional zones by exploring dominant factors influencing ESs. Results showed that most of ESs decreased due to the expansion of developed lands. According to the classification of ES bundles, Beijing can be classified into three landscape functional zones at town level: the ecological conservation region (ECR), food production region (FPR), and urban development region (UDR). For each landscape functional zone, the town with the greatest decline in CES value was selected. Associated with the influencing factors of ESs, local land use patterns, and ecological protection policies, corresponding multi-step improved land use scenarios were designed. These scenarios were demonstrated to be effective in conserving ESs in the selected towns: (1) the agricultural expansion scenario, which enhanced food provision services in the ECR; (2) the forest conservation scenario, which enhanced habitat and recreational services in the FPR; and (3) the developed land optimization scenario, which enhanced a range of regulating services in the UDR. Overall, this study used landscape functional zoning as a nexus to connect ES patterns and land use management. The optimized land use strategies can provide references for conserving ESs and enhancing landscape sustainability in Beijing and other similar metropolitan areas worldwide.
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  • 文章类型: Journal Article
    OBJECTIVE: Surgical site infections (SSIs) are a preventable cause of morbidity following surgical procedures. Strategies to reduce rates of SSI must address pre-, peri- and postoperative factors and multiple interventions can be combined into \'bundles\'. Adoption of these measures can reduce SSIs, but this is dependent on high levels of compliance. The aim of this work is to assess the change in rates of SSI in elective colorectal surgery after implementing a colorectal SSI bundle.
    METHODS: This is a single-centre prospective cohort study. All elective colorectal procedures from 2011 until 2018 (inclusive) were included. The primary outcome was inpatient SSI. A multimodal bundle was implemented using quality improvement methodology. The bundle was altered during the timeframe of the study to optimize outcomes. Data were analysed by interrupted time series analysis assessing points at which the bundle was altered.
    RESULTS: In the study period, 1075 elective colorectal procedures were performed. Prior to the introduction of the colorectal SSI bundle, the SSI rate was 16.4%. During the implementation period (2013-2015), the overall rate of SSI fell from 15.9% to 9.4%, with the most significant reduction being in superficial SSI, from 8.6% to 4.7%. In the postimplementation period from 2015-2018, there was a further reduction in the overall rate of SSI (5.1%). In 2018, there were 87 consecutive cases without infection.
    CONCLUSIONS: A successful reduction in the rate of SSI following elective colorectal surgery can be achieved by adopting a comprehensive perioperative bundle. This is complemented by a process of continuous measurement and evaluation. The current bundle has achieved a significant reduction in superficial SSI.
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