在骨科领域使用统计测试的演变从1993年到2023年
Ting D Zhang1, Mila Scheinberg1, Alexander Hoffman1
1Orthopedic Surgery, University of Alabama at Birmingham, Birmingham, USA.
Cureus
|December 2, 2024
概括
在骨科研究中,统计测试的使用在过去30年里显著增加. 了解这些方法对于解释发现和推进该领域至关重要.
科学领域:
- 整形外科手术 整形外科手术
- 生物统计学 生物统计学
- 医学研究方法学 医学研究方法学
背景情况:
- 在研究中,统计测试对于客观数据分析和假设测试至关重要.
- 骨关节外科杂志 (JBJS) 是骨科研究的一个关键出版物.
研究的目的:
- 分析过去30年 (1993-2023) 在JBJS文章中应用统计测试的趋势.
- 在骨科研究出版物中识别统计方法,显著程度和功率计算的变化.
主要方法:
- 分析了1993年至2023年间发表的JBJS文章的5%分层随机样本.
- 统计测试,显著度水平,功率计算和物品类型的数据被收集并分为三个10年周期.
- 差异分析,图基的诚实显著差异和奇平方测试被用来比较几十年来的趋势.
主要成果:
- 每篇论文的统计测试的平均数量从0.64 (1993-2002) 增加到1.25 (2013-2023) (p=0.0009).
- 在报告α水平的文章中,0.05的显著性水平是最常见的 (94%).
- 虽然80%和90%是频繁的功率目标,但只有34%的研究报告了足够的功率,52%没有披露足够性.
结论:
- 在JBJS发表的骨科研究中,使用统计测试的数量显著增加.
- 很大一部分研究没有充分报告或达到足够的统计能力.
- 提高读者的统计素养对于批判性评估骨科文献和科学进步至关重要.
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