Meta-Analysis

Meta 分析
  • 文章类型: Journal Article
    阅读能力很重要,因为它具有终身影响,并影响其他学术领域的成功。许多有行为问题的学生是较差的读者,许多学习障碍的学生比他们典型的同龄人有更多的行为问题。我们进行了相关荟萃分析,以检查5-12岁学生的阅读与外部化行为之间的关联。我们确定了33项研究,报告了88种效应大小。使用具有稳健方差估计的随机效应线性回归模型,我们发现了一个重要的,阅读行为与外化行为呈负相关(r=-0.1698,SE=0.01,p<0.0001)。我们测试了几种与测量和样品特征相关的主持人。我们发现评估者类型,行为维度(例如,侵略),纵向测量点之间的时间,样本的年龄,样本中男性的百分比调节了阅读和行为之间的关系。阅读评估是否测量了理解力或单词阅读以及样本的社会经济地位,并没有缓和这种关系。了解阅读与外化行为之间的关联对小学儿童的残疾识别和干预实践具有重要意义。未来的研究应该检查共同的认知因素和环境影响,以解释结构之间的关系。
    Reading proficiency is important because it has life-long consequences and influences success in other academic areas. Many students with behavior problems are poor readers and many students with learning disabilities have more behavior problems than their typical peers. We conducted a correlational meta-analysis to examine the association between reading and externalizing behavior in students ages 5-12. We identified 33 studies that reported 88 effect sizes. Using a random-effects linear regression model with robust variance estimation, we found a significant, negative correlation (r= -0.1698, SE = 0.01, p < 0.0001) between reading and externalizing behavior. We tested several moderators related to measurement and sample characteristics. We found that rater type, behavior dimension (e.g., aggression), time between longitudinal measurement points, age of the sample, and percentage male of the sample moderated the relation between reading and behavior. Whether the reading assessment measured comprehension or word reading and socioeconomic status of the sample did not moderate the relation. Understanding the association between reading and externalizing behavior has implications for disability identification and intervention practices for children in elementary school. Future research should examine shared cognitive factors and environmental influences that explain the relation between the constructs.
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  • 文章类型: Journal Article
    先前的神经影像学研究揭示了颈椎病(CS)患者的脑结构和功能异常。然而,结果是分歧和不一致的。因此,本研究进行了多模态荟萃分析,以调查CS患者的一致脑结构和功能改变.
    在五个数据库中进行了全面的文献检索,以检索相关的静息态功能磁共振成像(rs-fMRI),结构MRI和扩散张量成像(DTI)研究,测量CS患者和健康对照(HC)之间的脑功能和结构差异。实施了单独和多模态荟萃分析,分别,通过使用各向异性效应大小的符号差分映射软件。
    13项rs-fMRI研究使用区域同质性,低频波动(ALFF)和分数ALFF的振幅,7项基于体素的形态计量学(VBM)研究和1项DTI研究最终纳入本研究。然而,本研究未纳入基于表面的形态计量学(SBM)分析研究.由于SBM和DTI研究数量不足,仅进行rs-fMRI和VBMmeta分析.rs-fMRI荟萃分析结果显示,与HC相比,CS患者右舌回局部自发脑活动减少,右颞中回(MTG),左顶下回和右中央后回(PoCG),而右侧内侧上额回活动增加,双侧额叶中回和右侧前回。VBMmeta分析发现右颞上回(STG)和右中央旁小叶(PCL)GMV增加,CS患者左辅助运动区和左MTG的GMV降低。多模态荟萃分析显示,左侧PoCG的GMV增加,区域自发脑活动减少,CS患者右侧STG和PCL。
    这项荟萃分析显示,与HC相比,CS患者的GMV和区域自发脑活动发生了显着变化。改变的大脑区域主要包括初级视觉皮层,默认模式网络和感觉运动区域,这可能与CS患者的感觉障碍症状有关,视力模糊,认知障碍和运动功能障碍。研究结果有助于了解脑功能障碍的潜在病理生理规律,为CS的早期诊断和治疗提供参考。
    https://www.crd.约克。AC.英国/PROSPERO/,CRD42022370967。
    UNASSIGNED: Previous neuroimaging studies have revealed structural and functional brain abnormalities in patients with cervical spondylosis (CS). However, the results are divergent and inconsistent. Therefore, the present study conducted a multi-modal meta-analysis to investigate the consistent structural and functional brain alterations in CS patients.
    UNASSIGNED: A comprehensive literature search was conducted in five databases to retrieve relevant resting-state functional magnetic resonance imaging (rs-fMRI), structural MRI and diffusion tensor imaging (DTI) studies that measured brain functional and structural differences between CS patients and healthy controls (HCs). Separate and multimodal meta-analyses were implemented, respectively, by employing Anisotropic Effect-size Signed Differential Mapping software.
    UNASSIGNED: 13 rs-fMRI studies that used regional homogeneity, amplitude of low-frequency fluctuations (ALFF) and fractional ALFF, seven voxel-based morphometry (VBM) studies and one DTI study were finally included in the present research. However, no studies on surface-based morphometry (SBM) analysis were included in this research. Due to the insufficient number of SBM and DTI studies, only rs-fMRI and VBM meta-analyses were conducted. The results of rs-fMRI meta-analysis showed that compared to HCs, CS patients demonstrated decreased regional spontaneous brain activities in the right lingual gyrus, right middle temporal gyrus (MTG), left inferior parietal gyrus and right postcentral gyrus (PoCG), while increased activities in the right medial superior frontal gyrus, bilateral middle frontal gyrus and right precuneus. VBM meta-analysis detected increased GMV in the right superior temporal gyrus (STG) and right paracentral lobule (PCL), while decreased GMV in the left supplementary motor area and left MTG in CS patients. The multi-modal meta-analysis revealed increased GMV together with decreased regional spontaneous brain activity in the left PoCG, right STG and PCL among CS patients.
    UNASSIGNED: This meta-analysis revealed that compared to HCs, CS patients had significant alterations in GMV and regional spontaneous brain activity. The altered brain regions mainly included the primary visual cortex, the default mode network and the sensorimotor area, which may be associated with CS patients\' symptoms of sensory deficits, blurred vision, cognitive impairment and motor dysfunction. The findings may contribute to understanding the underlying pathophysiology of brain dysfunction and provide references for early diagnosis and treatment of CS.
    UNASSIGNED: https://www.crd.york.ac.uk/PROSPERO/, CRD42022370967.
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  • 文章类型: Journal Article
    心房颤动(AF)是一种常见的心律失常,其特征是心房中不规则和频繁的心动过速节律。影响1%-2%的普通人群。波士顿科学公司的WATCHMAN™设备(马尔堡,MA,美国)和雅培(芝加哥,IL,美国)是全球用于非瓣膜性房颤左心耳闭合(LAAC)的两种装置。在PubMed进行了系统的搜索,Cochrane图书馆,和Elsevier的ScienceDirect文献数据库,以确定将WATCHMAN™手术与Amulet™装置植入用于房颤患者LAAC的研究。使用随机效应模型进行分析。总共确定了20项研究,其中18项属于观察性研究,2项为随机对照试验。共有6310名参与者被纳入这项荟萃分析,其中3198人(50.68%)被分配到WATCHMAN™手术组,3112人(49.32%)被分配到Amplatzer™心脏封堵器(ACP)组。分析显示与WATCHMAN™技术相关的卒中风险较高(相对风险[RR],1.14),虽然没有统计学意义。相反,WATCHMAN™方法导致心脏死亡的风险显著降低(RR,0.44;P=.04)。值得注意的是,全因死亡率的风险(RR,0.89;95%置信区间[CI],0.73-1.08;I2=0%;P=0.25)和大出血(RR,0.93;95%CI,0.65-1.33;I2=31%;P=0.70)在WATCHMAN™手术中临床降低,虽然没有达到统计学意义。与Amulet™植入装置相比,WATCHMAN™设备植入降低了心脏死亡的风险,虽然中风的风险,全身性栓塞,全因死亡率,和大出血没有统计学意义。
    Atrial fibrillation (AF) is a prevalent cardiac arrhythmia marked by irregular and frequent tachycardic rhythms in the atria, affecting 1%-2% of the general population. The WATCHMAN™ device from Boston Scientific (Marlborough, MA, USA) and the Amplatzer™ Amulet™ device from Abbott (Chicago, IL, USA) are two devices used globally for left atrial appendage closure (LAAC) in non-valvular AF. A systematic search was conducted in PubMed, the Cochrane Library, and Elsevier\'s ScienceDirect literature databases to identify studies comparing the WATCHMAN™ procedure with Amulet™ device implantation for LAAC in patients with AF. The analyses were conducted using the random-effects model. A total of 20 studies were identified, with 18 falling into the category of observational studies and 2 being randomized controlled trials. A total of 6310 participants were included in this meta-analysis, with 3198 individuals (50.68%) assigned to the WATCHMAN™ procedure group and 3112 individuals (49.32%) allocated to the Amplatzer™ Cardiac Plug (ACP) group. The analysis revealed a higher risk of stroke associated with the WATCHMAN™ technique (relative risk [RR], 1.14), albeit without statistical significance. Conversely, the WATCHMAN™ approach led to a significantly lower risk of cardiac death (RR, 0.44; P = .04). Notably, the risks of all-cause mortality (RR, 0.89; 95% confidence interval [CI], 0.73-1.08; I 2 = 0%; P = .25) and major bleeding (RR, 0.93; 95% CI, 0.65-1.33; I 2 = 31%; P = .70) were clinically reduced with the WATCHMAN™ procedure, although statistical significance was not achieved. Compared to Amulet™ device implantation, WATCHMAN™ device implantation decreased the risk of cardiac mortality, while the risks of stroke, systemic embolism, all-cause mortality, and major bleeding were not statistically significant.
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  • 文章类型: Journal Article
    背景:炎症性肠病(IBD)是一种可以通过治疗来控制的慢性疾病,但是治愈IBD是很有挑战性的。白藜芦醇,一种来自各种植物的非类黄酮多酚有机化合物,对IBD有潜在影响。本研究旨在研究白藜芦醇对IBD动物模型的治疗作用。方法:全面搜索PubMed,Embase,WebofScience,并进行了中文数据库。文献检索过程由两个人独立完成,由第三人审查。纳入文献中的偏倚风险使用合作方法进行Meta分析和实验卒中动物数据审查(CAMARADES)10点质量检查表进行评估。荟萃分析使用ReviewManager5.4软件评估白藜芦醇的疗效,以组织病理学指数为主要结果指标。基于该指标进行亚组分析。此外,对文献中报道的不同结果进行了荟萃分析,包括最终疾病活动指数,最终体重变化,结肠长度,脾指数,和炎症因子。结果:在进行了彻底的文献检索和选择过程后,共有28项研究最终纳入分析.结果发现,在偏倚风险评估中,超过一半的选定研究有超过五个项目具有低偏倚风险。纳入文献的相关数据表明,白藜芦醇组的组织病理学指数明显低于对照组(WMD=-2.58[-3.29,-1.87])。亚组分析显示,较高剂量的白藜芦醇(>80mg/kg)具有更好的功效(WMD=-3.47[-4.97,-1.98])。此外,SI和结肠长度的数据汇总和定量分析结果也表明,白藜芦醇可有效减轻IBD的肠粘膜病理损伤。在生化指标方面,摘要分析表明,白藜芦醇影响白细胞介素-1β(IL-1β),白细胞介素-6(IL-6),白细胞介素-8(IL-8),白细胞介素-10(IL-10),肿瘤坏死因子-α(TNF-α),转化生长因子-β(TGF-β),干扰素-γ(IFN-γ),丙二醛(MDA),髓过氧化物酶(MPO),超氧化物歧化酶(SOD),和前列腺素E2(PGE2)显著。这些作用可能归因于白藜芦醇调节免疫应答和抑制氧化应激的机制。结论:本综述表明白藜芦醇在IBD的临床前模型中表现出显著的治疗效果。特别是在剂量超过80mg/kg时。这种功效归因于通过各种途径靶向参与IBD发病机理的肠粘膜的保护机制。因此,白藜芦醇具有潜在的临床应用前景。
    Background: Inflammatory bowel disease (IBD) is a chronic condition that can be managed with treatment, but it is challenging to get IBD cured. Resveratrol, a non-flavonoid polyphenolic organic compound derived from various plants, has a potential effect on IBD. The current research was set out to investigate the therapeutic effects of resveratrol on animal models of IBD. Methods: A comprehensive search of PubMed, Embase, Web of Science, and Chinese databases was performed. The literature search process was completed independently by two people and reviewed by a third person. The risk of bias in the included literature was assessed using the Collaborative Approach to Meta Analysis and Review of Animal Data from Experimental Stroke (CAMARADES) 10-point quality checklist. The meta-analysis utilized Review Manager 5.4 software to evaluate the efficacy of resveratrol, with histopathological index as the primary outcome measure. Subgroup analysis was conducted based on this indicator. Additionally, meta-analyses were carried out on different outcomes reported in the literature, including final disease activity index, final body weight change, colon length, splenic index, and inflammatory factors. Results: After conducting a thorough literature search and selection process, a total of 28 studies were ultimately included in the analysis. It was found that over half of the selected studies had more than five items with low risk of bias in the bias risk assessment. Relevant datas from included literature indicated that the histopathological index of the resveratrol group was significantly lower than that of the control group (WMD = -2.58 [-3.29, -1.87]). Subgroup analysis revealed that higher doses of resveratrol (>80 mg/kg) had a better efficacy (WMD = -3.47 [-4.97, -1.98]). Furthermore, The data summary and quantitative analysis results of SI and colon length also showed that resveratrol was effective in alleviating intestinal mucosal pathological injury of IBD. In terms of biochemical indicators, the summary analysis revealed that resveratrol affected interleukin-1β (IL-1β), interleukin-6 (IL-6), interleukin-8 (IL-8), interleukin-10 (IL-10), tumor necrosis factor-α (TNF-α), transforming growth factor-β (TGF-β), interferon-γ (IFN-γ), malondialdehyde (MDA), myeloperoxidase (MPO), superoxide dismutase (SOD), and prostaglandin E2 (PGE2) significantly. These effects may be attributed to the mechanism of resveratrol in regulating immune response and inhibiting oxidative stress. Conclusion: This review suggests that resveratrol demonstrated a notable therapeutic impact in preclinical models of IBD, particularly at doses exceeding 80 mg/kg. This efficacy is attributed to the protective mechanisms targeting the intestinal mucosa involved in the pathogenesis of IBD through various pathways. As a result, resveratrol holds promising prospects for potential clinical use in the future.
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  • 文章类型: Journal Article
    羊毛在畜牧业和纺织业的生活中起着不可替代的作用。头发质量和形状的多样性导致其功能和应用的多样性,细羊毛具有较高的经济价值。在这项研究中,收集10个粗、10个细鄂尔多斯细毛羊皮样本进行RNA-seq,从NCBI获得了其他五个动物品种的粗糙和精细皮肤/毛囊RNA-seq数据集。加权基因共表达网络分析显示,共有基因被聚类为8个模块。具有相同羊毛类型的绵羊和兔子中相似的基因表达模式,具有不同毛发类型的动物物种的不同基因表达模式,棕色模块与品种和品种显著相关。GO和KEGG富集分析表明,棕色模块中的大多数基因与毛囊发育有关。因此,皮肤组织中的基因表达模式可能决定动物的毛发形态。对差异表达基因的分析表明,32个高表达的候选基因与鄂尔多斯细毛羊的羊毛细度有关。其中,KAZALD1(灰色模块),MYOC(棕色模块),C1QTNF6(棕色模块),FOS(tan模块),ITGAM,据报道,MX2,MX1和IFI6基因参与毛囊周期或脱发的调节。此外,12个基因,包括AZALD1,MYOC,C1QTNF6和FOS,在各种动物品种和物种中差异表达。以上结果表明,不同绵羊品种具有相似的羊毛细度分子调控基础。最后,该研究为绵羊品种的分子育种以及动物毛发的起源和进化研究提供了理论参考。
    Wool plays an irreplaceable role in the lives of livestock and the textile industry. The variety of hair quality and shape leads to the diversity of its functions and applications, and the finer wool has a higher economic value. In this study, 10 coarse and 10 fine ordos fine wool sheep skin samples were collected for RNA-seq, and coarse and fine skin/hair follicle RNA-seq datasets of other five animal breeds were obtained from NCBI. Weighted gene co-expression network analysis showed that the common genes were clustered into eight modules. Similar gene expression patterns in sheep and rabbits with the same wool types, different gene expression patterns in animal species with different hair types, and brown modules were significantly correlated with species and breeds. GO and KEGG enrichment analyses showed that, most genes in the brown module associated with hair follicle development. Hence, gene expression patterns in skin tissues may determine hair morphology in animal. The analysis of differentially expressed genes revealed that 32 highly expressed candidate genes associated with the wool fineness of Ordos fine wool sheep. Among them, KAZALD1 (grey module), MYOC (brown module), C1QTNF6 (brown module), FOS (tan module), ITGAM, MX2, MX1, and IFI6 genes have been reported to be involved in the regulation of the hair follicle cycle or hair loss. Additionally, 12 genes, including KAZALD1, MYOC, C1QTNF6, and FOS, are differentially expressed across various animal breeds and species. The above results suggest that different sheep breeds share a similar molecular regulatory basis of wool fineness. Finally, the study provides a theoretical reference for molecular breeding of sheep breeds as well as for the investigation of the origin and evolution of animal hair.
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  • 文章类型: Journal Article
    成纤维细胞生长因子21(FGF21)是调节葡萄糖和脂质稳态的关键激素因子。运动可以调节其效果并影响疾病状态。因此,我们试图确定运动如何影响成人FGF21浓度.
    该评价已在国际前瞻性系统评价(PROSPERO,CRD42023471163)。科克伦图书馆,PubMed,和WebofScience数据库被搜索到2023年7月的研究。包括评估运动训练对成人FGF21浓度影响的研究。随机效应模型,具有标准化平均差(SMD)的数据,和95%置信区间(CI)用于评估运动训练对FGF21的合并效应大小。评估异质性和偏倚的风险。共纳入12项研究,涉及401名参与者。
    总效应大小为0.3(95%CI[-0.3-0.89],p=0.33)将锻炼的参与者与久坐的参与者进行比较。然而,亚组分析表明,同时运动和持续时间≥10周显着降低FGF21浓度,效应大小为-0.38(95%CI[-0.74--0.01],p<0.05)和-0.38(95%CI[-0.63--0.13],p<0.01),分别。
    同时运动和更长的持续时间可能是降低代谢紊乱成年人FGF21浓度的更有效方法。
    UNASSIGNED: Fibroblast growth factor 21 (FGF21) is a key hormone factor that regulates glucose and lipid homeostasis. Exercise may regulate its effects and affect disease states. Therefore, we sought to determine how exercise affects FGF21 concentrations in adults.
    UNASSIGNED: The review was registered in the International Prospective Systematic Review (PROSPERO, CRD42023471163). The Cochrane Library, PubMed, and Web of Science databases were searched for studies through July 2023. Studies that assessed the effects of exercise training on FGF21 concentration in adults were included. The random effect model, data with standardized mean difference (SMD), and 95% confidence intervals (CI) were used to evaluate the pooled effect size of exercise training on FGF21. The risk of heterogeneity and bias were evaluated. A total of 12 studies involving 401 participants were included.
    UNASSIGNED: The total effect size was 0.3 (95% CI [-0.3-0.89], p = 0.33) when comparing participants who exercised to those who were sedentary. However, subgroup analysis indicated that concurrent exercise and a duration ≥10 weeks significantly decreased FGF21 concentrations with an effect size of -0.38 (95% CI [-0.74--0.01], p < 0.05) and -0.38 (95% CI [-0.63--0.13], p < 0.01), respectively.
    UNASSIGNED: Concurrent exercise and longer duration may be more efficient way to decrease FGF21 concentrations in adults with metabolic disorder.
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  • 文章类型: Journal Article
    人为活动显著影响自然生态系统,导致植物和传粉媒介多样性和丰度的改变。这些变化通常会导致互动社区内的变化,可能重塑植物-传粉者相互作用网络的结构。鉴于人类在栖息地上的足迹不断升级,评估这些网络对人类化的反应对于制定有效的保护和管理策略至关重要。
    我们对植物-传粉者网络文献进行了全面审查,以评估人物化对网络结构的影响。我们评估了网络度量,如基于重叠和减少填充(NODF)的嵌套性度量,网络专业化(H2'),连通性(C),和模块化(Q)来理解结构变化。采用元分析方法,我们研究了人类化活动,比如砍伐森林,城市化,栖息地碎片化,农业,故意火灾和畜牧业,影响植物和传粉媒介的丰富度。
    我们为网络结构的各种指标和36个效果大小生成了一个数据集,用于荟萃分析,从2010年到2023年发表的38篇文章。评估农业和碎片化影响的研究得到了很好的体现,占所有研究的68.4%,涉及昆虫相互作用的网络是研究最多的类群。农业和碎片化减少了植物传粉者网络的嵌套性并增加了专业化,而模块化和连通性大多不受影响。尽管我们的荟萃分析表明,人类化降低了植物和传粉者的丰富度,在评估的研究中,在这方面存在显著的异质性.荟萃回归分析帮助我们确定进行研究的栖息地碎片大小是导致这种异质性的主要变量。
    人类对植物传粉者网络的影响分析显示,全球范围内的影响各不相同。网络度量之间的响应不同,预示着对结构的细微影响。农业和碎片化等活动显著改变了生态系统,减少传粉媒介和植物的物种丰富度,突出网络脆弱性。区域差异强调需要有针对性的保护。尽管有见解,更多的研究对于全面了解这些生态关系至关重要。
    UNASSIGNED: Anthropogenic activities significantly impact natural ecosystems, leading to alterations in plant and pollinator diversity and abundance. These changes often result in shifts within interacting communities, potentially reshaping the structure of plant-pollinator interaction networks. Given the escalating human footprint on habitats, evaluating the response of these networks to anthropization is critical for devising effective conservation and management strategies.
    UNASSIGNED: We conducted a comprehensive review of the plant-pollinator network literature to assess the impact of anthropization on network structure. We assessed network metrics such as nestedness measure based on overlap and decreasing fills (NODF), network specialization (H2\'), connectance (C), and modularity (Q) to understand structural changes. Employing a meta-analytical approach, we examined how anthropization activities, such as deforestation, urbanization, habitat fragmentation, agriculture, intentional fires and livestock farming, affect both plant and pollinator richness.
    UNASSIGNED: We generated a dataset for various metrics of network structure and 36 effect sizes for the meta-analysis, from 38 articles published between 2010 and 2023. Studies assessing the impact of agriculture and fragmentation were well-represented, comprising 68.4% of all studies, with networks involving interacting insects being the most studied taxa. Agriculture and fragmentation reduce nestedness and increase specialization in plant-pollinator networks, while modularity and connectance are mostly not affected. Although our meta-analysis suggests that anthropization decreases richness for both plants and pollinators, there was substantial heterogeneity in this regard among the evaluated studies. The meta-regression analyses helped us determine that the habitat fragment size where the studies were conducted was the primary variable contributing to such heterogeneity.
    UNASSIGNED: The analysis of human impacts on plant-pollinator networks showed varied effects worldwide. Responses differed among network metrics, signaling nuanced impacts on structure. Activities like agriculture and fragmentation significantly changed ecosystems, reducing species richness in both pollinators and plants, highlighting network vulnerability. Regional differences stressed the need for tailored conservation. Despite insights, more research is crucial for a complete understanding of these ecological relationships.
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  • 文章类型: Journal Article
    本研究旨在评估Mac-2结合蛋白糖基化异构体(M2BPGi)在预测肝纤维化阶段中的准确性。
    直到2023年10月10日发布的文章在PubMed中进行了搜索,Embase,WebofScience,和Cochrane图书馆数据库。汇集灵敏度,特异性,诊断优势比(DOR),摘要接受者-操作者曲线(SROC),采用Spearman秩相关系数检验M2BPGi预测肝纤维化分期的准确性。为每个估计值提供95%置信区间(CI)。
    这项荟萃分析包括24项研究,包括3839例肝纤维化患者,其中409人进入阶段4或以上。汇集的敏感性,特异性,M2BPGi预测肝纤维化≥F3的ROC下面积(AUC)为0.74(95%CI[0.65-0.82]),0.84(95%CI[0.76-0.89]),和14.99(95%CI[9.28-24.21]),分别。汇集的敏感性,特异性,≥F4的AUC为0.80(95%CI[0.70-0.88]),0.80(95%CI[0.73-0.86]),和16.43(95%CI[0.84-0.90]),分别。
    在不同的样本分区中,M2BPGi对肝纤维化分期≥4具有最佳诊断性能。此外,对于纤维化≥F3和≥F4,1-2的临界值比0-1或2-3的临界值更准确.
    CRD42023483260。
    UNASSIGNED: This study aimed to assess the accuracy of Mac-2 binding protein glycosylation isomer (M2BPGi) in predicting the stage of liver fibrosis.
    UNASSIGNED: Articles published until October 10, 2023, were searched in the PubMed, Embase, Web of Science, and Cochrane Library databases. Pooled sensitivity, specificity, diagnostic odds ratio (DOR), summary receiver-operator curves (SROC), and Spearman\'s rank correlation coefficient were used to examine the accuracy of M2BPGi in predicting the stage of liver fibrosis. A 95% confidence interval (CI) was provided for each estimate.
    UNASSIGNED: Twenty-four studies were included in this meta-analysis, including 3,839 patients with liver fibrosis, 409 of whom progressed to stage 4 or above. The pooled sensitivity, specificity, and area under the ROC (AUC) for M2BPGi predicting liver fibrosis ≥F3 were 0.74 (95% CI [0.65-0.82]), 0.84 (95% CI [0.76-0.89]), and 14.99 (95% CI [9.28-24.21]), respectively. The pooled sensitivity, specificity, and AUC for ≥F4 were 0.80 (95% CI [0.70-0.88]), 0.80 (95% CI [0.73-0.86]), and 16.43 (95% CI [0.84-0.90]), respectively.
    UNASSIGNED: Among different sample partitions, M2BPGi has the best diagnostic performance for liver fibrosis stage ≥4. Furthermore, the cutoff of 1-2 is more accurate than that of 0-1 or 2-3 for fibrosis ≥ F3 and ≥ F4.
    UNASSIGNED: CRD42023483260.
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  • 文章类型: Journal Article
    全身免疫炎症指数(SII),一个新的预后指标,更常用于不同类型的癌症。该研究项目涉及结合先前发表的研究的信息,以检查治疗前SII如何预测上尿路尿路上皮癌(UTUC)患者的预后。进一步检查UTUC中SII与临床和病理特征之间的相关性。
    我们从包括PubMed、Embase,科克伦图书馆,WebofScience,中国国家知识基础设施(CNKI),万方数据库,和中国科学期刊数据库(VIP),直到2022年3月10日。使用Stata17.0软件(StatCorp,学院站,TX)。随后,SII对UTUC患者生存结局的影响通过结合HR和95%置信区间进行评估.
    最终确认了六项纳入研究,包括7个队列中的3911例UTUC患者。结果显示,治疗前SII高预测总生存期较差(HR=1.87,95CI1.20-2.92,p=0.005),癌症特异性生存率(HR=2.70,95CI1.47-4.96,P=0.001),无复发生存率(HR=1.52,95CI1.12-2.07,P=0.007)。SII升高可能与LVI有关(目前与不存在)(OR=0.83,95%CI=0.71-0.97,p=0.018),pT分期(pT≥3vs.<3)(OR=1.82,95%CI=1.21-2.72,p=0.004),和pN阶段(N+与N0)(OR=3.27,95%CI=1.60-6.71,p=0.001)。
    本研究中所有纳入的文章的综合分析表明,较高的治疗前SII与较差的生存结局和不良病理特征独立相关。
    https://www.crd.约克。AC.英国/普华永道/,标识符CRD4202236333。
    UNASSIGNED: Systemic immune-inflammation index (SII), a novel prognostic indicator, is being more commonly utilized in different types of cancer. This research project involved combining information from previously published studies to examine how pre-treatment SII can predict outcomes in individuals with upper tract urothelial carcinoma (UTUC). Further examination of the correlation between SII and clinical and pathological features in UTUC.
    UNASSIGNED: We thoroughly chose pertinent articles from various databases including PubMed, Embase, Cochrane Library, Web of Science, Chinese National Knowledge Infrastructure (CNKI), WanFang database, and Chinese Scientific Journal Database (VIP) until March 10, 2022.The data collected was analyzed using Stata 17.0 software (Stat Corp, College Station, TX). Subsequently, the impact of SII on the survival outcomes of UTUC patients was evaluated by combining HRs with 95% confidence intervals.
    UNASSIGNED: Six included studies were finally confirmed, including 3911 UTUC patients in seven cohorts. The results showed that high SII before treatment predicted poor overall survival (HR =1.87, 95%CI 1.20-2.92, p=0.005), cancer specific survival (HR=2.70, 95%CI 1.47-4.96, P=0.001), and recurrence-free survival (HR =1.52, 95%CI 1.12-2.07, P=0.007). And the elevated SII may be related to LVI (present vs. absent) (OR=0.83, 95% CI=0.71-0.97, p=0.018), pT stage (pT ≥3 vs. < 3) (OR=1.82, 95% CI=1.21-2.72, p=0.004), and pN stage (N+ vs. N0) (OR=3.27, 95% CI=1.60-6.71, p=0.001).
    UNASSIGNED: A comprehensive analysis of all included articles in this study showed that higher pretreatment SII was related to poorer survival outcomes and adverse pathological features independently.
    UNASSIGNED: https://www.crd.york.ac.uk/prospero/, identifier CRD42022316333.
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  • 文章类型: Journal Article
    糖尿病周围神经病变(DPN)是糖尿病最常见的并发症之一,常引起患者四肢疼痛或麻木,甚至导致截肢和死亡。老年DPN患者通常有更高的发病率和更严重的结果。针灸治疗DPN在我国已被广泛使用。然而,针灸治疗DPN的疗效尚不清楚.在这次审查中,我们旨在探讨针灸在缓解DPN症状中的作用。
    从开始到2023年10月搜索了六个数据库。我们搜查了Medline,EMBASE,Cochrane中央对照试验登记册(中央),还有三个中文数据库,即中国国家知识基础设施(CNKI),SinoMed,还有万方。所有与针刺对DPN的影响相关的随机对照试验都将包括在内。语言或出版年份没有限制。主要结果是反应率。次要结果是多伦多临床评分系统(TCSS),神经传导速度(NCV),和治疗前后的血糖。两名研究人员将负责研究的选择,数据提取,独立评估学习质量。RevManV5.1.0软件将用于评估偏倚风险并生成数据。
    我们搜索了4518项研究,其中9项RCT被认为符合资格.总的来说,针灸治疗的有效率高于对照组(相对风险(RR),-2.87[95%置信区间(CI),-5.27至-0.48],p=0.02),并显着缓解了DPN患者的症状,降低了他们的血糖水平,与对照组相比,他们的NCV有所改善。这项研究将为该疗法的临床治疗DPN提供高质量的现有证据。
    结果提示针刺对改善老年患者的DPN症状可能有效。由于包括文献的总体质量较低,我们需要更多的大样本,高品质,和低偏倚研究来证明这一点。
    UNASSIGNED: Diabetic peripheral neuropathy (DPN) is one of the most common complications of diabetes mellitus, often causing pain or numbness in the patient\'s limbs and even leading to amputation and death. Elderly patients with DPN usually have higher morbidity and more severe results. Acupuncture has been widely used as an effective treatment for DPN in China. However, the efficacy of acupuncture in the treatment of DPN remains unclear. In this review, we aimed to explore the impact of acupuncture in alleviating symptoms of DPN.
    UNASSIGNED: Six databases were searched from inception to October 2023. We searched Medline, EMBASE, Cochrane Central Register of Controlled Trials (CENTRAL), and three Chinese databases, namely China National Knowledge Infrastructure (CNKI), SinoMed, and Wanfang. All randomized controlled trials related to the effect of acupuncture on DPN will be included. There was no restriction in language or publication year. The primary outcome is the response rate. The secondary outcomes are the Toronto clinical scoring system (TCSS), nerve conduction velocities (NCVs), and blood glucose before and after the treatment. Two researchers will be responsible for the selection of study, data extraction, and assessment of study quality independently. RevMan V5.1.0 software will be used to assess the risk of bias and generate data.
    UNASSIGNED: We searched 4518 studies, among which 9 RCTs were considered eligible. Overall, acupuncture treatment had a higher response rate than controls (relative risk (RR), -2.87 [95% confidence interval (CI), -5.27 to -0.48], p = 0.02) and significantly alleviated the symptoms of DPN patients, reduced their blood glucose levels, and improved their NCVs compared to the control group. This study will provide a high-quality synthesis of current available evidence for the clinical treatment of DPN with this therapy.
    UNASSIGNED: The results suggested that acupuncture might be effective in improving symptoms of DPN in elderly patients. Owing to the overall low quality of the literature included, we need more large-sample, high-quality, and low-bias studies to prove it.
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