考克伦评论和其他系统性评论的引用模式:一个文献计量分析
Louise Olsbro Rosengaard1,2, Mikkel Zola Andersen1,2, Jacob Rosenberg1,2
1Department of Surgery, Center for Perioperative Optimization, Copenhagen University Hospital - Herlev and Gentofte, Herlev, Denmark.
Current medical research and opinion
|December 17, 2024
概括
最近,科克兰评论和其他系统评论显示了类似的引用模式,尽管其他评论在1993-2007年期间被引用更多. 系统评价现在被引用得更快.
科学领域:
- 图书识别和科学识别技术
- 基于证据的医学是基于证据的医学.
- 卫生科学研究 卫生科学研究
背景情况:
- 系统审查的数量正在迅速增加,采用各种方法.
- 科克兰评价被认为是一种独特的方法,可以确保可靠的证据,通常来自高质量的研究.
- 了解引用模式对于评估系统性评论的影响和覆盖范围至关重要.
研究的目的:
- 将Cochrane评论的引用模式与其他系统评论进行比较.
- 分析引用数量,零引用率和引用时间窗口的差异.
主要方法:
- 对PubMed (1993-2022) 中索引的系统评论进行了文献计量分析.
- 引用数据从The Lens (1993-2023) 收集,并通过PubMed标识符进行链接.
- 比较包括总引文数,零引文的评论和引文时间窗口.
主要成果:
- 从1993年至2007年,其他系统评价的引用数量明显超过了科克兰评价.
- 从2008年开始,引用数量变得相似,可克兰评论 (2018-2022) 略有优势.
- 在其他系统性评论中,零引用的评论更频繁;引用窗口在30年内缩小了.
结论:
- 考克伦评论和其他系统性评论最近的引用模式是可比的.
- 其他系统性审查更有可能没有引用,这可能表明浪费了研究.
- 引用的时间窗口不断缩短,表明学术界更快地接受了系统性审查.
更多相关视频
相关概念视频
01:12Analysis of Population Pharmacokinetic Data
224
Analysis of population pharmacokinetic data involves studying the behavior of drugs within diverse populations to understand their pharmacokinetic parameters. Traditional pharmacokinetic methods typically involve collecting samples from a few individuals and estimating these parameters. While these methods are commonly used, they have limitations in capturing the variability in drug response among individuals or heterogeneous populations. Population pharmacokinetics is employed to address these...
224
02:46Chi-square Analysis
37.4K
The chi-square test is a statistical hypothesis test. It is used to check whether there is a significant difference between an expected value and an observed value. In the context of genetics, it enables us to either accept or reject a hypothesis, based on how much the observed values deviate from the expected values.
The chi-square test was developed by Pearson in 1990.
The first step of performing a Chi-square analysis is to establish a null hypothesis, which assumes that there is no real...
The chi-square test was developed by Pearson in 1990.
The first step of performing a Chi-square analysis is to establish a null hypothesis, which assumes that there is no real...
37.4K
01:17Systematic Sampling Method
10.0K
Sampling is a technique to select a portion (or subset) of the larger population and study that portion (the sample) to gain information about the population. Data are the result of sampling from a population. The sampling method ensures that samples are drawn without bias and accurately represent the population. Because measuring the entire population in a study is not practical, researchers use samples to represent the population of interest.
Systematic sampling is one of the simplest methods...
Systematic sampling is one of the simplest methods...
10.0K
01:23Types of Biopharmaceutical Studies: Controlled and Non-Controlled Approaches
120
Biopharmaceutical studies constitute a vital field aiming to enhance drug delivery methods and refine therapeutic approaches, drawing upon diverse interdisciplinary knowledge. In research methodologies, the choice between controlled and non-controlled studies significantly influences the study's reliability and accuracy.
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast,...
Non-controlled studies, commonly employed for initial exploration, lack a control group, rendering them susceptible to biases and external influences. In contrast,...
120
01:20Biostatistics: Overview
220
Biostatistics plays a crucial role in understanding and analyzing data in healthcare and biology. Biostatisticians conduct experiments, gather evidence, and draw meaningful conclusions using statistical methods and techniques. Different variables form the foundation of biostatistical analysis, allowing researchers to understand and interpret data effectively. These variables are classified into different types, each serving a specific purpose in statistical analysis.
Discrete variables are...
Discrete variables are...
220
01:11Clinical Trials: Overview
2.7K
Clinical development focuses on how the drug will interact with the human body and encompasses four key phases of clinical trials, each serving a specific purpose in assessing the safety and effectiveness of new drugs. These phases overlap and build upon one another. Phase I involves a small group of healthy volunteers (typically 20-80 individuals) or, in cases where significant toxicity is expected, patients with the targeted disease, such as cancer or AIDS. The volunteers are tested for...
2.7K