目的综合评价非药物干预对心脏大血管手术患者术后谵妄的影响,为选择最佳干预措施提供参考。方法计算机检索中国生物医学文献服务系统、中国知网、万方数据库、维普数据库、PubMed、Web of Science、Cochrane Library、Embase和Scopus...目的综合评价非药物干预对心脏大血管手术患者术后谵妄的影响,为选择最佳干预措施提供参考。方法计算机检索中国生物医学文献服务系统、中国知网、万方数据库、维普数据库、PubMed、Web of Science、Cochrane Library、Embase和Scopus数据库,检索时限为建库至2022年3月,收集不同非药物干预对心脏大血管手术患者术后谵妄影响的随机对照研究。由2名研究者独立筛选文献、提取资料并进行文献质量评价,运用Stata 16.0软件进行网状Meta分析。结果共纳入16项研究,总样本量为2011例。网状Meta分析结果显示,针对性心理干预(OR=10.15,P<0.05)对患者术后谵妄的防治效果最佳,其次分别为早期活动、音乐疗法、ABCDE集束化护理措施、目标性镇静镇痛结合早期活动(OR=3.48~5.42,均P<0.05)等。结论针对性心理干预和早期运动分别为最佳的多组分和单一非药物干预措施,多组分非药物干预相比单一干预措施对预防心脏大血管手术患者术后谵妄更有优势。未来可根据循证证据制订策略精准的多组分非药物干预方案,以降低患者术后谵妄发生率。展开更多
BACKGROUND Lutetium has been shown to be an important potential innovation in pre-treated metastatic castration-resistant prostate cancer.Two clinical trials have evaluated lutetium thus far(therap and vision with 99 ...BACKGROUND Lutetium has been shown to be an important potential innovation in pre-treated metastatic castration-resistant prostate cancer.Two clinical trials have evaluated lutetium thus far(therap and vision with 99 and 385 patients,respectively),but their results are discordant.AIM To synthetize the available evidence on the effectiveness of lutetium in pre-treated metastatic castration-resistant prostate cancer;and to test the application of a new artificial intelligence technique that synthetizes effectiveness based on reconstructed patient-level data.METHODS We employed a new artificial intelligence method(shiny method)to pool the survival data of these two trials and evaluate to what extent the lutetium cohorts differed from one another.The shiny technique employs an original reconstruction of individual patient data from the Kaplan-Meier curves.The progression-free survival graphs of the two lutetium cohorts were analyzed and compared.RESULTS The hazard ratio estimated was in favor of the vision trial;the difference was statistically significant(P<0.001).These results indicate that further studies on lutetium are needed because the survival data of the two trials published thus far are conflicting.CONCLUSION Our study confirms the feasibility of reconstructing patient-level data from survival graphs in order to generate a survival statistics.展开更多
Publication biases and collection limitations are the main disadvantages of a traditional meta-analysis based on aggregate patient data(APD)from published articles.Individual patient data(IPD)meta-analysis,as the ...Publication biases and collection limitations are the main disadvantages of a traditional meta-analysis based on aggregate patient data(APD)from published articles.Individual patient data(IPD)meta-analysis,as the gold standard of systematic review,is a possible alternative in this context.However,the publications relative to IPD meta-analyses are still rare compared with the traditional ones,especially in the research oriented to Chinese medicine(CM).In this article,the strengths and detailed functioning of IPD meta-analysis are described.Furthermore,the need for IPD meta-analysis to assess the treatments based on CM was also discussed.Compared with the traditional APD meta-analysis,the IPD meta-analysis might give a more accurate and unbiased assessment and is worth to be recommended to CM researchers.展开更多
2015年,单个病例数据系统评价/Meta分析优先报告条目(Preferred Reporting Items for a Systematic Review and Meta-analysis of Individual Participant Data,PRISMA-IPD)声明的推出对单个病例数据系统评价/Meta分析(Systematic Revie...2015年,单个病例数据系统评价/Meta分析优先报告条目(Preferred Reporting Items for a Systematic Review and Meta-analysis of Individual Participant Data,PRISMA-IPD)声明的推出对单个病例数据系统评价/Meta分析(Systematic Reviews and Metaanalyses of Individual Patient Data)的规范报告将会发挥重要的作用。本文旨在对PRISMA-IPD声明形成的背景、过程及其内容和要求进行介绍。展开更多
目的:研究单个病例数据Meta分析(individual patient data meta analysis,IPDMA)引用情况,以期了解目前IPDMA研究的发展趋势,为学者开展相关研究提供借鉴和参考。方法:通过检索Web of Science获取IPDMA文献引用的相关信息。用VOSviewer ...目的:研究单个病例数据Meta分析(individual patient data meta analysis,IPDMA)引用情况,以期了解目前IPDMA研究的发展趋势,为学者开展相关研究提供借鉴和参考。方法:通过检索Web of Science获取IPDMA文献引用的相关信息。用VOSviewer 1.6.10软件对纳入研究的共被引期刊、作者和文献进行提取,并生成作者合作网络图和期刊密度图。采用CiteSpace V软件生成共被引文献网络图,并进行共被引文献的突发性检测。结果:共纳入IPDMA研究552篇,共被引次数最多的期刊为Lancet(1192次),前20个期刊中,6个来自英国,14个来自美国,前10位期刊中,有7个期刊的影响因子大于18.000。共有12950个共被引作者,Higgins JPT是共被引次数最多的作者,但只有3.28%的作者共被引次数超过5次。主要共被引作者形成6个合作团体,且各团体内部成员之间合作紧密。前10位共被引的文献大部分为IPDMA方法学论文,其中Higgins JPT等2003年发表于BMJ论文共被引次数最高。结论:期刊的共被引次数之间存在较大差异,高被引的期刊数量较少。虽然共被引作者很多,但缺乏突出贡献的作者。展开更多
目的:全面收集并分析单个病例数据Meta分析(individual patient data meta analysis,IPDMA),为我国学者IPDMA的撰写提供参考。方法:检索主要英文数据库获取IPDMA,纳入以英文全文形式发表、研究对象为来自随机对照试验的患者、关注干预...目的:全面收集并分析单个病例数据Meta分析(individual patient data meta analysis,IPDMA),为我国学者IPDMA的撰写提供参考。方法:检索主要英文数据库获取IPDMA,纳入以英文全文形式发表、研究对象为来自随机对照试验的患者、关注干预措施的有效性和安全性的IPDMA。用Excel软件建立数据提取表,提取数据并进行分析整理。结果:检索获取558篇IPDMA,发文数量总体呈上升趋势;558篇IPDMA发表在211种期刊上,被SCI收录的期刊205种,占期刊总数的97.16%,刊载的IPDMA数量为92.65%;42.65%的IPDMA来自英国和美国;研究前5位疾病分别是缺血性脑卒中、急性心肌梗死、抑郁、肺癌和乳腺癌。结论:英国和美国在IPDMA研究领域占据主导地位,我国在IPDMA研究中具有很大的潜力。展开更多
目的:对单个病例数据网状Meta分析(individual participant data network meta-analysis,IPD-NMA)进行计量学分析,以期了解目前IPD-NMA的主题和引用情况,从而为我国学者开展相关的研究提供借鉴和参考。方法:通过检索Web of Science获取I...目的:对单个病例数据网状Meta分析(individual participant data network meta-analysis,IPD-NMA)进行计量学分析,以期了解目前IPD-NMA的主题和引用情况,从而为我国学者开展相关的研究提供借鉴和参考。方法:通过检索Web of Science获取IPD-NMA研究的相关信息。用VOSviewer 1.6.13软件对纳入研究的关键词、共被引作者、共被引期刊和共被引文献进行提取,并生成相应可视化网络图及对关键词进行聚类分析。结果:共纳入IPD-NMA研究89篇,主要共被引作者形成了3个合作团体,且各团体联系紧密。共有985个共被引期刊,共被引次数最多的期刊为Stat Med(271次),前20个共被引期刊中,10个来自美国,9个来自英国,1个来自新西兰。前10位期刊中,7个期刊的影响因子大于5.000,4个期刊的影响因子大于25.00。研究热点主题有5个,主要关注的是药物治疗肺癌、慢性粒细胞性白血病等疾病的疗效及不良反应的间接比较和系统评价及IPD-NMA数据分析过程中的方法学问题。共被引次数最高的文献是Bucher HC等于1997年发表在J Clin Epidemiol上的方法学文章,且前10位的共被引文献中,大多数是对间接比较方法及证据可信度评估的方法学文章。结论:高共被引的作者、期刊均较少。各团体内部之间和团体之间合作均较紧密,但仍需进一步加强不同地区间的合作与交流。IPD-NMA研究主题较单一,可开拓更多的研究主题。方法学文章更容易被大量引用。展开更多
文摘目的综合评价非药物干预对心脏大血管手术患者术后谵妄的影响,为选择最佳干预措施提供参考。方法计算机检索中国生物医学文献服务系统、中国知网、万方数据库、维普数据库、PubMed、Web of Science、Cochrane Library、Embase和Scopus数据库,检索时限为建库至2022年3月,收集不同非药物干预对心脏大血管手术患者术后谵妄影响的随机对照研究。由2名研究者独立筛选文献、提取资料并进行文献质量评价,运用Stata 16.0软件进行网状Meta分析。结果共纳入16项研究,总样本量为2011例。网状Meta分析结果显示,针对性心理干预(OR=10.15,P<0.05)对患者术后谵妄的防治效果最佳,其次分别为早期活动、音乐疗法、ABCDE集束化护理措施、目标性镇静镇痛结合早期活动(OR=3.48~5.42,均P<0.05)等。结论针对性心理干预和早期运动分别为最佳的多组分和单一非药物干预措施,多组分非药物干预相比单一干预措施对预防心脏大血管手术患者术后谵妄更有优势。未来可根据循证证据制订策略精准的多组分非药物干预方案,以降低患者术后谵妄发生率。
文摘BACKGROUND Lutetium has been shown to be an important potential innovation in pre-treated metastatic castration-resistant prostate cancer.Two clinical trials have evaluated lutetium thus far(therap and vision with 99 and 385 patients,respectively),but their results are discordant.AIM To synthetize the available evidence on the effectiveness of lutetium in pre-treated metastatic castration-resistant prostate cancer;and to test the application of a new artificial intelligence technique that synthetizes effectiveness based on reconstructed patient-level data.METHODS We employed a new artificial intelligence method(shiny method)to pool the survival data of these two trials and evaluate to what extent the lutetium cohorts differed from one another.The shiny technique employs an original reconstruction of individual patient data from the Kaplan-Meier curves.The progression-free survival graphs of the two lutetium cohorts were analyzed and compared.RESULTS The hazard ratio estimated was in favor of the vision trial;the difference was statistically significant(P<0.001).These results indicate that further studies on lutetium are needed because the survival data of the two trials published thus far are conflicting.CONCLUSION Our study confirms the feasibility of reconstructing patient-level data from survival graphs in order to generate a survival statistics.
基金Supported by the Fundamental Research Funds for the CentralPublic Welfare Research Institutes of China(No.ZZ070818 andZ0259)National Natural Science Foundation of China(No.81072920 and 81303149)
文摘Publication biases and collection limitations are the main disadvantages of a traditional meta-analysis based on aggregate patient data(APD)from published articles.Individual patient data(IPD)meta-analysis,as the gold standard of systematic review,is a possible alternative in this context.However,the publications relative to IPD meta-analyses are still rare compared with the traditional ones,especially in the research oriented to Chinese medicine(CM).In this article,the strengths and detailed functioning of IPD meta-analysis are described.Furthermore,the need for IPD meta-analysis to assess the treatments based on CM was also discussed.Compared with the traditional APD meta-analysis,the IPD meta-analysis might give a more accurate and unbiased assessment and is worth to be recommended to CM researchers.
文摘2015年,单个病例数据系统评价/Meta分析优先报告条目(Preferred Reporting Items for a Systematic Review and Meta-analysis of Individual Participant Data,PRISMA-IPD)声明的推出对单个病例数据系统评价/Meta分析(Systematic Reviews and Metaanalyses of Individual Patient Data)的规范报告将会发挥重要的作用。本文旨在对PRISMA-IPD声明形成的背景、过程及其内容和要求进行介绍。
文摘目的:研究单个病例数据Meta分析(individual patient data meta analysis,IPDMA)引用情况,以期了解目前IPDMA研究的发展趋势,为学者开展相关研究提供借鉴和参考。方法:通过检索Web of Science获取IPDMA文献引用的相关信息。用VOSviewer 1.6.10软件对纳入研究的共被引期刊、作者和文献进行提取,并生成作者合作网络图和期刊密度图。采用CiteSpace V软件生成共被引文献网络图,并进行共被引文献的突发性检测。结果:共纳入IPDMA研究552篇,共被引次数最多的期刊为Lancet(1192次),前20个期刊中,6个来自英国,14个来自美国,前10位期刊中,有7个期刊的影响因子大于18.000。共有12950个共被引作者,Higgins JPT是共被引次数最多的作者,但只有3.28%的作者共被引次数超过5次。主要共被引作者形成6个合作团体,且各团体内部成员之间合作紧密。前10位共被引的文献大部分为IPDMA方法学论文,其中Higgins JPT等2003年发表于BMJ论文共被引次数最高。结论:期刊的共被引次数之间存在较大差异,高被引的期刊数量较少。虽然共被引作者很多,但缺乏突出贡献的作者。
文摘目的:全面收集并分析单个病例数据Meta分析(individual patient data meta analysis,IPDMA),为我国学者IPDMA的撰写提供参考。方法:检索主要英文数据库获取IPDMA,纳入以英文全文形式发表、研究对象为来自随机对照试验的患者、关注干预措施的有效性和安全性的IPDMA。用Excel软件建立数据提取表,提取数据并进行分析整理。结果:检索获取558篇IPDMA,发文数量总体呈上升趋势;558篇IPDMA发表在211种期刊上,被SCI收录的期刊205种,占期刊总数的97.16%,刊载的IPDMA数量为92.65%;42.65%的IPDMA来自英国和美国;研究前5位疾病分别是缺血性脑卒中、急性心肌梗死、抑郁、肺癌和乳腺癌。结论:英国和美国在IPDMA研究领域占据主导地位,我国在IPDMA研究中具有很大的潜力。