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218篇 您的检索式:作者名="Qi Ni"
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1Expenditure and financial burden for the diagnosis and treatment of colorectal cancer in China:a hospital.based,multicenter,cross-sectional survey显示文摘Background: The increasing prevalence of colorectal cancer(CRC) in China and the paucity of information about relevant expenditure highlight the necessity of better understanding the financial burden and effect of CRC diagnosis and treatment. We performed a survey to quantify the direct medical and non-medical expenditure as well as the resulting financial burden of CRC patients in China.Methods: We conducted a multicenter, cross-sectional survey in 37 tertiary hospitals in 13 provinces across China between 2012 and 2014. Each enrolled patient was interviewed using a structured questionnaire. All expenditure data were inflated to the 2014 Chinese Yuan(CNY; 1 CNY = 0.163 USD). We quantified the overall expenditure and financial burden and by subgroup(hospital type, age at diagnosis, sex, education, occupation, insurance type, household income, clinical stage, pathologic type, and therapeutic regimen). We then performed generalized linear modeling to determine the factors associated with overall expenditure.Results: A total of 2356 patients with a mean age of 57.4 years were included, 57.1 % of whom were men; 13.9% of patients had stage I cancer; and the average previous-year household income was 54,525 CNY.The overall average direct expenditure per patient was estimated to be 67,408 CNY, and the expenditures for stage Ⅰ, Ⅱ, Ⅲ, and Ⅳ disease were 56,099 CNY, 59,952 CNY, 67,292 CNY, and 82,729 CNY, respectively. Non-medical expenditure accounted for 8.3%of the overall expenditure. The 1-year out-of-pocket expenditure of a newly diagnosed patient was 32,649 CNY, which accounted for 59.9% of their previous-year household income and caused 75.0% of families to suffer an unmanageable financial burden. Univariate analysis showed that financial burden and overall expenditure differed in almost all subgroups(P < 0.05), except for sex. Multivariate analysis showed that patients who were treated in specialized hospitals and those who were diagnosed with adenocarcinoma or diagnosed at a later stage were likely to spend more,whereas those with a lower household income and those who underwent surgery spent less(all P < 0.05).Conclusions: For patients in China, direct expenditure for the diagnosis and treatment of CRC seemed catastrophic,and non-medical expenditure was non-ignorable. The financial burden varied among subgroups, especially among patients with different clinical stages of disease, which suggests that, in China, CRC screening might be cost-effective.Hui-Yao Huang Ju-Fang Shi Lan-Wei Guo Ya-Na Bai Xian-Zhen Liao Guo-iangLiu A-Yan Mao Jian-Song Ren Xiao-Jie Sun Xin-Yu Zhu Le Wang Bing-Bing Song Ling-Bin Du Lin Zhu Ji-Yong Gong Qi Zhou Yu-Qin Liu Rong Cao Ling Mai Li Lan Xiao-Hua Sun Ying Ren Jin-Yi Zhou Yuan-Zheng Wang Xiao Qi Pei-An Lou Dian Shi Ni Li Kai Zhang Jie He Min Dai 2017Chinese Journal of Cancer2017,36,8:25
2Essential oils as alternatives to antibiotics in swine production显示文摘This review article summarizes the efficacy, feasibility and potential mechanisms of the application of essential oils as antibiotic alternatives in swine production.Although there are numerous studies demonstrating that essential oils have several properties, such as antimicrobial, antioxidative and antiinflammatory effects, feed palatability enhancement and improvement in gut growth and health, there is still a need of further investigations to elucidate the mechanisms underlying their functions.In the past,the results has been inconsistent in both laboratory and field studies because of the varied product compositions, dosages, purities and growing stages and conditions of animals.The minimal inhibitory concentration(MIC) of essential oils needed for killing enteric pathogens may not ensure the optimal feed intake and the essential oils inclusion cost may be too high in swine production.With the lipophilic and volatile nature of essential oils, there is a challenge in effective delivery of essential oils within pig gut and this challenge can partially be resolved by microencapsulation and nanotechnology.The effects of essential oils on inflammation, oxidative stress, microbiome, gut chemosensing and bacterial quorum sensing(QS) have led to better production performance of animals fed essential oils in a number of studies.It has been demonstrated that essential oils have good potential as antibiotic alternatives in feeds for swine production.The combination of different essential oils and other compounds(synergistic effect) such as organic acids seems to be a promising approach to improve the efficacy and safety of essential oils in applications.High-throughput systems technologies have been developed recently,which will allow us to dissect the mechanisms underlying the functions of essential oils and facilitate the use of essential oils in swine production.Faith A.Omonijo Liju Ni Joshua Gong Qi Wang Ludovic Lahaye Chengbo Yang 2018Animal Nutrition2018,,2:24
3One-year clinical outcomes of Chinese sirolimus-eluting stent in the treatment of unselected patients with coronary artery disease显示文摘ZHANG Qi ZHANG Rui-yan ZHANG Jian-sheng HU Jian YANG Zhen-kun NI Jun FANG Yue-hua ZHANG Xian SHEN Wei-feng 2006Chinese Medical Journal2006,,2:23
4Long term clinical outcomes in patients with moderate renal insufficiency undergoing stent based percutaneous coronary intervention显示文摘有结束阶段的背景病人肾的疾病在经皮的冠的干预(一种总线标准) 和在这些病人的 drug-eluting stent 培植的效果仍然保持不清楚以后,在临床的结果上从中等肾的不足的冠的动脉疾病,而是影响有高死亡。在 stent 基于一种总线标准并且检验了 drug-eluting stent 培植是否能有利影响临床的 outcome.Methods 以后,这研究在死亡和主要不利心脏的事件(向)上决定了中等肾的不足的长期的效果死亡的主要不利心脏的事件和原因为从1月1日经历经皮的干预的 1012 个病人被决定, 2002 到在上海 Ruijin 的2004年12月31日医院。基于估计的 creatinine 清理层次,长期的结果与估计的 creatinine 清理 60 ml/min 在病人之间被作比较(肾的不足组;n=410 ) 并且那些与估计的 creatinine 清理 60 ml/min (控制组;n=602 ) 。亚群分析是也在成功的一种总线标准以后在后续(一般水准 17 月)期间在 PCI.Results 期间与在药 eluting stent ( n=264 )和赤裸的金属 stent 培植( n=146 )之间的肾的不足走向病人,死亡的所有原因(7.1%对2.3%, P0.01 )并且心脏的死亡(3.4%对1.0%,所有 P0.01 )比在控制在肾的不足组是显著地更高的组。为有中等肾的不足的病人, drug-eluting stent 培植显著地减少了死亡的所有原因(5.3%对10.9%, P0.05 )并且主要心脏的不利事件的出现( 15.1%vs 24.6%, P0.05 )与中等肾的不足是的赤裸的金属 stents.Conclusions 相比,与冠的动脉疾病和 drug-eluting stents 的使用在病人在一种总线标准以后影响死亡的一个重要临床的因素应该是为在 sZHANG Rui-yan NI Jing-wei ZHANG Jian-sheng HU Jian YANG Zhen-kun ZHANG Qi LUE An-kang SHEN Wei-feng 2006Chinese Medical Journal2006,,14:23
5Treatment and outcomes of 1041 pediatric patients with neuroblastoma who received multidisciplinary care in China显示文摘Importance:Neuroblastoma is the most common extracranial malignant solid tumor in children.Multidisciplinary care is critical to improving the survival of pediatric patients with neuroblastoma.Objective:To systematically summarize the clinical characteristics of children with neuroblastoma and evaluate their prognosis with multidisciplinary care provided in a single center.Methods:This retrospective study analyzed the clinical data of 1041 patients with neuroblastoma who were diagnosed,treated,and followed-up in the Hematology-Oncology Center of Beijing Children’s Hospital from 2007 to 2019.Results:The median age at diagnosis was 34 months;80.8%of the patients were younger than 5 years of age.Notably,243 patients(23.3%)were classified as low-risk,249 patients(23.9%)were classified as intermediate-risk,and 549(52.7%)were classified as high-risk.Furthermore,956 patients underwent surgical resections;986(94.7%)patients received chemotherapy;and 176 patients with high-risk neuroblastoma received hematopoietic stem cell transplantation.The 5-year event-free survival(EFS)rate was 91.3%and 5-year overall survival(OS)rate was 97.5%in low-risk group;in the intermediate-risk group,these rates were 85.1%and 96.7%,respectively,while they were 37.7%and 48.9%in the high-risk group(P<0.001 for both).The 5-year EFS and OS rates were significantly higher in patients diagnosed between 2015 and 2019 than in patients diagnosed between 2007 and 2014(P<0.001).In total,278 patients(26.7%)exhibited tumor relapse or progression;the median interval until relapse or progression was 14 months.Of the 233 patients who died,83%died of relapse or progression of neuroblastoma and 4.3%died of therapy-related complications.Interpretation:The 5-year OS rate was low in high-risk patients,compared with low-and intermediate-risk patients.Multidisciplinary care is critical for improvement of survival in pediatric patients with neuroblastoma.Additional treatment strategies should be sought to improve the prognosis of patients with high-risk neuroblastoma.Yan Su Hong Qin Chenghao Chen Shengcai Wang Shihan Zhang Dawei Zhang Mei Jin Yun Peng Lejian He Xiaoman Wang Suyun Qian Maoquan Qin Ming Ge Fuquan Zhang Qi Zeng Huanmin Wang Xiaoli Ma Xin Ni 2020Pediatric Investigation2020,4,3:16
6Chinese Stroke Association guidelines for clinical management of cerebrovascular disorders:executive summary and 2019 update of clinical management of spontaneous subarachnoid haemorrhage显示文摘caused by ruptured cerebral aneurysm is a severe subtype of haemorrhagic stroke.Although the incidence of SAH is relatively low among all cerebrovascular diseases,the mortality is the highest.The critical management of SAH is challenging.We provide this evidence-based guideline to present current and comprehensive recommendations for the diagnosis and treatment of non-trauma SAH.Methods A formal literature search of MEDLINE(1 January 1990-30 June 2019)was performed.Data were synthesised with the use of evidence tables.Writing group members met by teleconference to discuss data-derived recommendations.The Chinese Stroke Association’s levels of evidence grading algorithm was used to grade each recommendation.The guideline draft was reviewed by Chinese Stroke Association’s Stroke Fellow Committees.It is intended that this guideline be fully updated every 3 years.results Evidence-based guidelines are presented for the care of patients presenting with non-trauma SAH.The focus of the guideline was subdivided into transfer and systems of care,diagnosis flowchart,aetiology and differentiation,prevention of rebleeding,surgical and endovascular repair of ruptured aneurysms,management of vasospasm and delayed cerebral ischaemia,management of hydrocephalus,management of seizures and management of medical complications.Conclusions The guideline offers a framework for SAH management.Early professional and aggressive care of SAH might help dramatically.Yi Dong Zhen-Ni Guo Qi Li Wei Ni Hongqiu Gu Yu-Xiang Gu Qiang Dong 2019Stroke & Vascular Neurology2019,4,4:15
7A novel matrine derivate inhibits differentiated human hepatoma cells and hepatic cancer stem-like cells by suppressing PI3K/AKT signaling pathways显示文摘Matrine 是从一个中国植物 Sophora flavescens 河中小岛提取的碱,它对各种各样的癌症显示出 chemopreventive 潜力。在这研究,我们评估了 matrine 的新奇衍生物的 anticancer 功效,(6aS, 10S, 11aR, 11bR, 11cS )-10-methylamino-dodecahydro- 3a,7a-diazabenzo (de )(MASM ) ,对人的 hepatocellular 在 vitro 并且在 vivo 的癌(HCC ) 房间和他们的相应范围房间。人的 HCC 房间线(Hep3B 和 Huh7 ) 与 MASM 被对待。房间增长用 CCK8 和殖民地试金被估计;房间 apoptosis 和房间周期分布与流动 cytometry 被检验。房间标记和发信号的分子的表示被检测使用西方的污点和 qRT-PCR 分析。一种范围文化技术被用来在 Hep3B 和 Huh7 房间充实癌症干细胞(CSC ) 。在里面 MASM 的 vivo antitumor 功效在 BALB/c 裸体老鼠在 Huh7 房间异种皮移植模型被评估,它被管理 MASM (10Ying LIU Yang QI Zhi-hui BAI Chen-xu NI Qi-hui REN Wei-heng XU Jing XU Hong-gang HU Lei QIU Jian-zhong LI Zhi-gao HE Jun-ping ZHANG 2017Acta Pharmacologica Sinica2017,38,1:14
8Curative effect of radiotherapy at various doses on subcutaneous alveolar echinococcosis in rats显示文摘背景牙槽的包虫病(AE ) 是在人和动物的疾病,并且痊愈率是不能令人满意的。试图在感染包虫 multilocularis 的 rats.Methods 老鼠在牙槽的包虫病上调查局部地应用的放射疗法的不同剂量的药品功效的这研究随机各被划分成 4 组 15 只老鼠:低 -- ,中间 -- ,并且高照耀的组和控制组织。当在照耀组的老鼠分别地在 20 Gy/8 f, 40 Gy/8 f,和 60 Gy/8 f 收到了 6 兆电子伏放射疗法时,在控制组的老鼠没经历处理,一旦为 8 的一个总数的每 3 天预定。在放射疗法,湿重量和 AE 泡以后的一个月禁止的率在每个组的老鼠被检测。组织病理学说并且有 AE 损害的纸巾的 ultrastructural 观察是在处理组,的 performed.Results 明显的禁止的效果在 AE 老鼠被发现;禁止的率分别地是 50, 72,和 82。也与控制组(P 0.05 ) 相比在病理学的变化和损害的平均湿重量有统计差别。在处理组,各种各样的度的损害在超微结构被发现把压成薄片并且在 AE 的胶囊的墙中的幼芽的层,和损害在高剂量的 group.Conclusion 放射疗法是很严重的有一个剂量依赖者 AE 的生长上的禁止的效果。ZHANG Yue-fen XIE Zeng-ru NI Ya-qiong MAO Rui QI Hong-zhi YANG Yu-gang JIANG Tao BAO Yong-xing 2011Chinese Medical Journal2011,,18:14
9Intermedin/adrenomedullin2: an autocrine/paracrine factor in vascular homeostasis and disease显示文摘Intermedin(IMD)or adrenomedullin 2 is a novel peptide related to the calcitonin gene-related peptide(CGRP)family.Via calcitonin receptor-like receptor/receptor activity modifying proteins,the common receptor complexes of CGRP,IMD exerts a wide range of biological effects,especially regulation of cardiovascular homeostasis.Proteolytic processing of a larger IMD precursor yields a series of biologically active C-terminal fragments,IMD1–53,IMD1–47 and IMD8–47.IMD and its receptors are present in the cardiovascular system,and IMD is present at low levels in plasma.In the cardiovascular system,IMD has multiple functions such as regulation of blood pressure and cardiac function,pro-angiogenesis,endothelial barrier function protection,anti-oxidative stress,and anti-endoplasmic reticulum stress.IMD participates widely in the pathogenesis of atherosclerosis,hypertension,pulmonary arterial hypertension and vascular calcification.It is a vascular regulatory factor of homeostasis and a vital endogenous protective factor against vascular diseases.NI XianQiang ZHANG JinSheng TANG ChaoShu QI YongFen 2014Science China(Life Sciences)2014,57,8:14
10Timosaponin A3 induces hepatotoxicity in rats through inducing oxidative stress and down-regulating bile acid transporters显示文摘Zhi-tao WU Xin-ming QI Jing-jing SHENG Lei-lei MA Xuan NI Jin REN Cheng-gang HUANG Guo-yu PAN 2014Acta Pharmacologica Sinica2014,35,9:13
11Ciliary parathyroid hormone signaling activates transforming growth factor-βto maintain intervertebral disc homeostasis during aging显示文摘Degenerative disc disease(DDD) is associated with intervertebral disc degeneration of spinal instability. Here, we report that the cilia of nucleus pulposus(NP) cells mediate mechanotransduction to maintain anabolic activity in the discs. We found that mechanical stress promotes transport of parathyroid hormone 1 receptor(PTH1 R) to the cilia and enhances parathyroid hormone(PTH) signaling in NP cells. PTH induces transcription of integrin α_vβ_6 to activate the transforming growth factor(TGF)-β-connective tissue growth factor(CCN2)-matrix proteins signaling cascade. Intermittent injection of PTH(iPTH) effectively attenuates disc degeneration of aged mice by direct signaling through NP cells, specifically improving intervertebral disc height and volume by increasing levels of TGF-β activity, CCN2, and aggrecan. PTH1 R is expressed in both mouse and human NP cells. Importantly,knockout PTH1 R or cilia in the NP cells results in significant disc degeneration and blunts the effect of PTH on attenuation of aged discs. Thus, mechanical stress-induced transport of PTH1 R to the cilia enhances PTH signaling, which helps maintain intervertebral disc homeostasis, particularly during aging, indicating therapeutic potential of iPTH for DDD.Liwei Zheng Yong Cao Shuangfei Ni Huabin Qi Zemin Ling Xin Xu Xuenong Zou Tianding Wu Ruoxian Deng Bo Hu Bo Gao Hao Chen Yusheng Li Jianxi Zhu Francis Tintani Shadpour Demehri Amit Jain Khaled M.Kebaish Shenghui Liao Cheryle A.Séguin Janet L.Crane Mei Wan Hongbin Lu Paul D.Sponseller Lee H.RileyIII Xuedong Zhou Jianzhong Hu Xu Cao 2018Bone Research2018,6,3:13
12Recent progress on the application of LIBS for metallurgical online analysis in China显示文摘Feng-Zhong Dong Xing-Long Chen Qi Wang Lan-Xiang Sun Hai-Bin Yu Yun-Xian Liang Jing-Ge Wang Zhi-Bo Ni Zhen-Hui Du Yi-Wen Ma Ji-Dong Lu 2012Frontiers of physics2012,7,6:13
13The clinicopathological and prognostic significance of PD-L1 expression in pancreatic cancer:A meta-analysis显示文摘Background: Immunotherapy has shown promise against solid tumors. However, the clinical significance of programmed cell death 1(PD-1) and programmed cell death ligand 1(PD-L1) in pancreatic ductal adenocarcinoma(PDAC) remains unclear. This meta-analysis aimed to analyze the prognostic effect of PD-L1 in PDAC.Data sources: Electronic search of the Pub Med, Cochrane Library and Web of Science was performed until December 2016. Through database searches, we identified articles describing the relationship between PD-L1 status and PDAC patient prognosis. Meta-analysis was performed to investigate the relationship between PD-1 and overall survival(OS).Results: Nine studies with 989 PDAC patients were included for PD-L1 expression analysis. And 5 studies with 688 PDAC patients were included in the prognostic analysis. The PD-L1 positive rate measured by immunohistochemistry(IHC) was higher than that measured by polymerase chain reaction(PCR)(P < 0.001). PDAC patients with high expression levels of PD-L1 had significantly reduced OS(HR = 2.34;95% CI: 1.78–3.08). Subgroup analysis showed that the prognostic effect of PD-L1 levels was similar between the IHC and PCR methods. The PD-L1 positive rate was associated with PDAC T stages; the PD-L1 positive rate in the T3–4 group was higher than that in the T1-2 group(OR = 0.37; P = 0.001).Conclusions: High PD-L1 expression levels predicted a poor prognosis in PDAC patients. Thus, PD-L1 status helps determine treatment in PDAC patients.He-Li Gaoa Liang Liua Zi-Hao Qi Hua-Xiang Xu Wen-Quan Wang Chun-Tao Wu Shi-Rong Zhang Jin-Zhi Xu Quan-Xing Ni Xian-Jun Yua 2018Hepatobiliary & Pancreatic Diseases International2018,17,2:13
14Continuous epidural block of the cervical vertebrae for cervicogenic headache显示文摘背景 Cervicogenic 头疼(CEH ) 被结构的畸形在颈的脊骨引起。为 CEH 的可得到的治疗包括医药治疗,本地 botulinum 毒素注射,颈的硬膜上的 corticosteroid 注射,和外科。这研究的目的是调查颈的 vertebra.Methods 的连续的硬膜上的块的安全和功效医药的记录回顾地为诊断, CEH 与 lidocaine 由颈的椎骨的连续的硬膜上的块对待的 37 个病人被分析, dexamethasone ,并且盐( 5 ml/min )为 3-4 星期和 triamcinolone acetonide 为 3-4 星期从前每周的 5 mg 。疼痛与生活评价的质量在联合经由视觉类似物规模(管) 被测量。结果措施是有温和或中等的疼痛,严重疼痛的出现,和 non-steroidal 的每天口头的剂量的报导病人的天在立即先于硬膜上的导管的放置的 3 个月内的反煽动性的药使用(NSAID ).Results,有温和或中等的疼痛的天的吝啬的数字是 22.HE Ming-wei NI Jia-xiang GUO Yu-na WANG Qi YANG Li-qiang LIU Jing-jie 2009Chinese Medical Journal2009,,4:12
15ROUGHNESS COEFFICIENT FOR UNSUBMERGED AND SUBMERGED REED显示文摘The characteristics of the roughness coefficient are very important for practical application. Some experiments are conducted to study the variation of Manning’s n with flow depth, mean velocity, and density of vegetation,. An assumed velocity distribution to describe the vegetative flow of submerged vegetation is confirmed by experimental results. The measured velocities in this study seem to have little effect on the curve of n ~ h, and a new linear relationship between Manning’s n and flow depths is observed clearly. According to the arguments that the flow resistance of densely unsubmerged vegetation is dominated by the resistance exerted on vegetations, the influence of the density of vegetation on Manning’s n is estimated. On the basis of the velocity distribution, the n~h curve under submerged condition is theoretically obtained from the n~h curve under unsubmerged condition. These results are also well confirmed by experimental results and very significant for practical applications.GU Feng-feng NI Han-gen QI Ding-man 2007Journal of Hydrodynamics2007,19,4:11
16Experimental cancer gene therapy by multiple anti-survivin hammerhead ribozymes显示文摘为癌症改进基因治疗的功效,我们设计了指向 survivin mRNA 的暴露的区域的四撞木鲛 ribozyme 侵入人体气管粘膜的病菌(到 R4 的 R1 ) 。除了在里面 vitro 描述,由教材扩展包括了劈开的顺序特性的一颗决心,为细胞增长并且为的试金在 vivo 肿瘤,生长被用来为 ribozyme 效率得分。survivin 表示的产生抑制经由 caspase-3-dependent 小径导致了有丝分裂的大祸和房间死亡。重要地, ribozyme 侵入人体气管粘膜的病菌的管理在一个 hepato 细胞的癌异种皮移植老鼠模型禁止了肿瘤生长。R1, R3 和 R4 ribozymes 的合作表示 synergistically 压制了 survivin 并且当这联合指向 survivin 抄本的所有主要形式,生产了大多数有势力反癌症效果。带在这份报告描述的多重撞木鲛 ribozymes 的侵入人体气管粘膜的病菌对癌症提供了柔韧的基因治疗策略。Qi Fei Hongyu Zhang Lili Fu Xinlan Dai Baomei Gao Min Ni Chao Ge Jinjun Li Xia Ding Yuwen Ke Xuebiao Yao Jingde Zhu 2008Acta Biochimica et Biophysica Sinica2008,40,6:10
173D C_f/SiBCN composites prepared by an improved polymer infiltration and pyrolysis显示文摘Using liquid poly(methylvinyl)borosilazanes(PMVBSZ)as precursor,carbon fiber reinforced SiBCN matrix composites(C_f/SiBCN)were fabricated by a modified polymer infiltration and pyrolysis(PIP)process.With dicumyl peroxide added as cross-linking agent,the PMVBSZ could be solidified at a low temperature of 120℃,leading to a high ceramic yield of~70%.The cross-linking mechanism and ceramization processes of the precursor were investigated in detail.Moreover,a modified infiltration technology was developed,which improved the efficiency and protected the precursor against moist air during PIP.Consequently,the obtained C_f/SiBCN composites had an oxygen content of around 1.22 wt%.Benefiting from the high ceramic yield and high efficiency of the modified PIP,C_f/SiBCN composites with an open porosity of~10%and uniform microstructure were obtained after only 7 cycles of PIP.The flexural strength and fracture toughness of the derived C_f/SiBCN composites were 371 MPa and 12.9 MPa·m^(1/2),respectively.This work provides a potential route for the fabrication of high performance C_f/SiBCN composites.Qi DING Dewei NI Zhen WANG Hao ZHONG Hongda WANG Haijun ZHOU Yanmei KAN Shaoming DONG 2018Journal of Advanced Ceramics2018,7,3:9
18Effects of acute kidney injury on acute pancreatitis patients’ survival rate in intensive care unit: A retrospective study显示文摘BACKGROUND Acute kidney injury(AKI)is one of the most common acute pancreatitis(AP)-associated complications that has a significant effect on AP,but the factors affecting the AP patients’survival rate remains unclear.AIM To assess the influences of AKI on the survival rate in AP patients.METHODS A total of 139 AP patients were included in this retrospective study.Patients were divided into AKI group(n=72)and non-AKI group(n=67)according to the occurrence of AKI.Data were collected from medical records of hospitalized patients.Then,these data were compared between the two groups and further analysis was performed.RESULTS AKI is more likely to occur in male AP patients(P=0.009).AP patients in AKI group exhibited a significantly higher acute physiologic assessment and chronic health evaluation II score,higher Sequential Organ Failure Assessment score,lower Glasgow Coma Scale score,and higher demand for mechanical ventilation,infusion of vasopressors,and renal replacement therapy than AP patients in non-AKI group(P<0.01,P<0.01,P=0.01,P=0.001,P<0.01,P<0.01,respectively).Significant differences were noted in dose of norepinephrine and adrenaline,duration of mechanical ventilation,maximum and mean values of intra-peritoneal pressure(IPP),maximum and mean values of procalcitonin,maximum and mean serum levels of creatinine,minimum platelet count,and length of hospitalization.Among AP patients with AKI,the survival rate of surgical intensive care unit and in-hospital were only 23%and 21%of the corresponding rates in AP patients without AKI,respectively.The factors that influenced the AP patients’survival rate included body mass index(BMI),mean values of IPP,minimum platelet count,and hospital day,of which mean values of IPP showed the greatest impact.CONCLUSION AP patients with AKI had a lower survival rate and worse relevant clinical outcomes than AP patients without AKI,which necessitates further attention to AP patients with AKI in surgical intensive care unit.Ni Shi Guo-Dong Sun Yuan-Yuan Ji Ying Wang Yu-Cheng Zhu Wan-Qiu Xie Na-Na Li Qiu-Yuan Han Zhi-Dong Qi Rui Huang Ming Li Zhen-Yu Yang Jun-Bo Zheng Xing Zhang Qing-Qing Dai Gui-Ying Hou Yan-Song Liu Hong-Liang Wang Yang Gao 2021World Journal of Gastroenterology2021,27,38:8
19Comparative analysis of modern and ancient buried Phoebe zhennan wood:surface color,chemical components,infrared spectroscopy,and essential oil composition显示文摘We compared the chemical components and essential oils of ancient buried Zhennan(Phoebe zhennan)wood with those in samples from living trees.After removal of the carbon layer the recovered Zhennan exhibited a dark green color,which differed from the yellow color of the living samples.Low molecular weight components(including hot-water and toluene-alcohol extractives),hemicellulose,and 1 % Na OH solubility in the recovered wood were greatly degraded.Degradation of cellulose was minor.Moreover,the ancient wood had somewhat more klason lignin than the modern wood.Fourier transform infrared(FTIR) analysis gave further evidence on the differences in chemical components.According to the GC–MS results,naphthalene derivatives were detected in the essential oils from both the modern and recovered wood.The delicate fragrance of the modern and recovered wood may be attributed to the aromatic constituents as identified by GC–MS.Jiulong Xie Jinqiu Qi Xingyan Huang Ni Zhou Yao Hu 2015Journal of Forestry Research2015,26,2:8
20A detailed investigation of low latitude tweek atmospherics observed by the WHU ELF/VLF receiver:2.Occurrence features and associated ionospheric parameters显示文摘As a companion paper to Zhou RX et al.(2020),this study describes application of the automatic detection and analysis module to identify all the tweek atmospherics detectible in the WHU ELF/VLF receiver data collected at Suizhou station during the period of 3 February through 29 February 2016.Detailed analysis of the identified low-latitude tweek events reveals that the occurrence rate varies considerably—from 800 to 6000 tweeks per day,and exhibits a strong diurnal and local time dependence,the peak occurring before local midnight.The diurnal variation of identified tweeks was similar to that of the lightning data obtained by the World-Wide Lightning Location Network(WWLLN)..Estimates of the propagation distance and ionospheric reflection height of tweek atmospherics suggest that the majority(~92%)of the low latitude tweeks originate from the lightning activity within a radius of 4000 km and that they are very likely to reflect from the lower ionospheric D-region at the height range of 75–85 km.At these lower ionospheric reflection altitudes,~74%of the corresponding electron densities from the tweek spectral measurements are within 24.5–27.5 cm^-3.The daily variation of estimated D-region electron densities in the considered period(February 2016)also exhibits a small overall increasing trend from early to later in the month.Juan Yi XuDong Gu Wen Cheng XinYue Tang Long Chen BinBin Ni RuoXian Zhou ZhengYu Zhao Qi Wang LiQing Zhou 2020Earth and Planetary Physics2020,4,3:8
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