补充数据库增加了文学搜索覆盖范围,超出了PubMed和Embase的范围
Tove Faber Frandsen1, Caroline Moos2, Cecilia Isabella Linnemann Herrera Marino3
1The Department of Design, Media and Education Sciences, University of Southern Denmark, Universitetsparken 1, 6000 Kolding, Denmark.
Journal of clinical epidemiology
|January 31, 2025
概括
综合的文献搜索对于系统的审查至关重要. 虽然PubMed和Embase提供了良好的覆盖范围,但补充数据库对于检索所有相关研究和确保准确性至关重要.
科学领域:
- 健康科学 卫生科学 卫生科学
- 信息检索 信息检索
- 系统审查是系统的审查.
背景情况:
- 综合的文献搜索对于健康科学中准确的系统性审查至关重要.
- 数据库覆盖范围有限可能导致相关研究被遗漏.
- 讨论了补充数据库的必要性,以进行彻底的文献审查.
研究的目的:
- 探索获取未在PubMed和Embase索引的出版物的方法.
- 检查不同专业的数据库覆盖范围.
- 确定系统审查的有效搜索策略.
主要方法:
- 来自公共卫生,失禁,肝胆和中风组的Cochrane评论 (2017-2022) 的分析.
- 在PubMed和Embase中手动搜索包含的出版物.
- 使用额外的数据库 (科克兰图书馆,PsycInfo,CINAHL,ClinicalTrials.gov) 来获取未获取的出版物.
主要成果:
- 在专业领域,PubMed和Embase的平均覆盖率为71.5% (范围:64.5%-75.9%).
- 平均有5.8%的出版物没有在任何研究的数据库中找到.
- 在补充数据库中,覆盖范围差异很大.
结论:
- PubMed和Embase为系统审查提供了大量的出版物覆盖范围.
- 补充数据库对于增加相关研究的检索至关重要.
- 使用额外的数据库可以提高文献搜索的全面性.
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