早期逆境和心血管应激反应:应激反应性或对环境的敏感性
Christopher J Wendel1, Jenny M Cundiff1, Matthew R Cribbet1
1Department of Psychology, University of Alabama.
概括
生物情境敏感性理论 (BSCT) 比压力反应性假设 (SRH) 更好地解释了早期生活压力如何影响成人心血管反应和睡眠. BSCT的发现表明,早期的压力和反应性会影响睡眠质量.
科学领域:
- 心理学 心理学 心理学
- 心血管健康 心血管健康
- 睡眠科学 睡眠科学
背景情况:
- 压力反应性假设 (SRH) 表明,生命早期的压力会导致心血管 (CV) 反应加剧,增加心血管疾病的风险.
- 最近的研究提出了相互矛盾的发现,需要对现有理论进行重新评估.
- 生物情境敏感性理论 (BSCT) 为理解个人应激反应差异提供了一个替代的框架.
研究的目的:
- 为了比较BSCT和SRH关于早期压力,成人心血管反应和睡眠结果的预测准确度.
- 确定哪个理论框架最好地解释了早期环境,心血管应激反应和睡眠模式之间的关系.
- 这项研究是第一个整合并经验测试这些竞争假设的研究.
主要方法:
- 利用来自匹兹堡感冒研究3的213名成年人的数据.
- 评估了早期的环境压力,使用与BSCT一致的四个自我报告措施.
- 在特里尔社会压力测试期间,两次测量了平均心率和平均动脉压反应性.
- 采集了7天的睡眠数据,使用手腕穿戴的动图.
主要成果:
- 支持SRH的证据是微不足道的;高压力早期环境并不总是预测过度的心血管反应或更慢的恢复.
- 对BSCT出现了一些支持:高压和低压的早期环境都与过度的心血管反应性有关.
- 发现了一种显著的相互作用:高心血管反应率与高压力早期环境相结合,预测睡眠不佳,而高心血管反应率与低压力早期环境预测睡眠更好.
结论:
- BSCT框架为早期生活压力对成年人心血管反应和睡眠的长期影响提供了更强大的解释.
- 这些由BSCT告知的关联,持续到成年期,可能会阐明导致不良健康结果的途径.
- 了解这些复杂的相互作用对于开发针对性干预措施来治疗与压力相关的疾病至关重要.
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