评估视频摄像机对参与者研究行为的影响:系统性审查和元分析
Matheesha Herath1, Scarlotte Kulas1, Jessie Martin1
1Department of Surgery, Adelaide University, The Queen Elizabeth Hospital, 28 Woodville Road, Woodville South, SA, 5011, Australia.
Systematic reviews
|January 24, 2026
概括
视频摄像机的意识可能会改变参与者的行为,约有15%的人报告了变化. 这种"霍桑效应"在摄像机上比在人类观察者身上显得不那么明显,但需要更多的研究.
科学领域:
- 行为科学 行为科学
- 研究方法研究方法研究方法学
- 人与计算机的交互
背景情况:
- 人类行为研究可能会因参与者对观察的意识而受到污染.
- 霍桑效应,或反应性,在人类的直接观察中得到了充分的证据.
- 有限的数据存在于这种效应的程度与不那么侵入性视频录制.
研究的目的:
- 量化分析视频摄像机对参与者行为的影响.
- 为了确定由于摄像头的意识而改变其行为的参与者的比例.
- 为了比较摄像机诱导的反应性与人类直接观察的反应性.
主要方法:
- 在多个数据库 (MEDLINE,Embase,PsycINFO等) 进行系统的文献搜索. 没有日期限制.
- 两个盲人审查员对28项涉及2586名参与者的研究进行了选.
- 九项报告主要结果的研究的元分析,使用随机效应模型来评估由于摄像机存在的行为变化.
主要成果:
- 一项对9项研究的综合分析表明,15%的参与者 (95% CI 0.08,0.23) 报告了由于摄像头意识导致的行为变化.
- 在包括的研究中观察到高异质性 (I2 = 96.16%).
- 识别的出版物具有高偏差风险.
结论:
- 视频摄像机可以诱导少数研究参与者的行为变化.
- 摄像机诱导的反应性似乎明显低于与直接人类观察者相关的反应性.
- 由于当前文献中发现的异质性和偏见,进一步高质量的研究是必不可少的.
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