在MASCAL事件期间对外科手术表现的自我同行评价与事件前评估的创伤程序能力之间的宁-克鲁格效应
Pamela B Andreatta1,2, Jigarkumar A Patel3, Mark D Buzzelli4
1From the Department of Surgery, Uniformed Services University of the Health Science and the Walter Reed National Military Medical Center, Bethesda, MD.
概括
军事外科医生在大规模伤亡事件中大大低估了他们的表现,表现出了宁-克鲁格效应. 这凸显了自我评估在评估外科医生的能力和程序能力方面的局限性.
科学领域:
- 医学教育 医学教育
- 手术绩效评估手术绩效评估的使用方法
- 医学中的认知偏见医学中的认知偏见
背景情况:
- 自我评估在外科教育中被广泛使用,以衡量能力.
- 认知偏见,如宁-克鲁格效应,可以影响自我评价的准确性.
- 外科医生对手术表现的自我评估的可靠性尚未得到充分证实.
研究的目的:
- 为了确定外科医生自我评价的表现与客观评估的程序能力之间的一致程度.
- 为了比较外科医生的自我评价与同行评估在大规模伤亡事件期间的表现.
主要方法:
- 一个有目的的样本13名军事外科医生参加.
- 对32项创伤手术的事件前绩效评分与事件后的自我和同行评分进行了比较.
- 统计分析包括F测试和效果大小 (科恩的d).
主要成果:
- 同行评级与评估的绩效分数有显著的结合.
- 外科医生的自我评分与同行评分和评估绩效分数 (P < 0.001) 显著不同.
- 非常大的效果大小表明自我评估中的差异很大 (Cohen的d = 2.34对自我与同行;d = 2.77对自我与同行评估).
结论:
- 外科医生的自我评价明显低于独立评估,这表明了宁-克鲁格效应.
- 高技能的外科医生往往低估自己的能力.
- 这些发现强调了自我评估作为仅仅衡量外科能力的局限性.
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