对急性压力和不确定性的认知反应的状态和特征预测因素
Grace E Giles1,2, Julie A Cantelon1,2, Ester Navarro2
1Cognitive Science and Applications Branch, United States Army Combat Capabilities Development Command Soldier Center, Natick, Massachusetts.
概括
像健康饮食和积极情绪这样的个体特征,以及压力反应能力,可以预测压力下的认知表现. 这项研究有助于了解个人因素如何影响军事人员.
科学领域:
- 认知心理学 认知心理学
- 军事心理学 军事心理学
- 物理心理学 心理学 物理心理学
背景情况:
- 军事人员在压力条件下需要高峰性能,但压力对个体的影响不同.
- 了解预测压力下表现的个体特征和状态对于军事准备至关重要.
研究的目的:
- 调查认知,健康,身体和社会情感特征以及生理压力测量是否预测压力下决策任务的表现.
主要方法:
- 士兵完成了特征评估 (认知,健康,身体,社会情感) 和一个虚拟现实任务 (DeMUS),评估压力下决策.
- 唾液皮质醇被测量为压力反应性的生理指标.
- 用多重回归分析来检查特征,压力和绩效结果之间的关系.
主要成果:
- 唾液皮质醇水平预测了识别记忆灵敏度的降低.
- 诸如健康饮食,敏捷性,灵活性,认知更新和积极情绪等特征预测了空间定向,决策和信心的改善.
结论:
- 特定的个体特征和生理应激反应可以预测在压力情况下的认知表现.
- 这些发现表明有针对性干预的潜力,以提高军事认知性和性能.
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