检查背景压力和母亲敏感性对婴儿对静止面部模式的皮质醇反应的影响
Jennifer Isenhour1, Bailey Speck1, Elisabeth Conradt2
1Department of Psychology, University of Utah, USA.
Psychoneuroendocrinology
|May 1, 2024
概括
母亲的敏感性缓冲婴儿的压力反应,特别是在社会经济困难的情况下. 然而,母亲的健康状况不佳与婴儿的皮质醇水平较高有关,这突显了环境对早期发育的影响.
科学领域:
- 发展心理学 发展心理学
- 神经内分泌学神经内分泌学
- 附着理论 附着理论
背景情况:
- 婴儿的下丘脑-垂体-上腺皮质 (HPA) 轴对压力的反应受父母的敏感度的影响.
- 母亲敏感性,环境压力和婴儿HPA轴调节之间的相互作用是复杂的.
- 背景因素可能会调节母亲的反应能力和婴儿的压力反应能力之间的关联.
研究的目的:
- 研究母亲的心理社会福祉和家庭的社会经济困难如何调节母亲的敏感性和婴儿的HPA轴反应之间的关系.
- 检查婴儿皮质醇对静止面孔模式 (SFP) 的反应性,与母亲的敏感性和上下文压力因素相关.
- 探索母亲的福祉和婴儿皮质醇生产之间的直接关联.
主要方法:
- 一项预先注册的研究,涉及105名母亲及其7个月大的婴儿.
- 在自由游戏互动期间评估母亲的敏感性.
- 婴儿皮质醇反应使用静止面孔范式 (SFP) 来测量.
- 母亲的心理社会福祉和家庭的社会经济困难被量化为情境压力变量.
主要成果:
- 在自由游戏期间的母亲敏感性与家庭社会经济困难相互作用,以预测婴儿对SFP的皮质醇反应.
- 只有在具有高社会经济困难的母亲的婴儿身上才观察到母亲敏感性和婴儿皮质醇反应之间的负相关性.
- 较差的母亲心理社会福祉与SFP期间婴儿皮质醇产量较高的积极关联.
结论:
- 早期的父母婴儿互动和情境压力因素共同塑造婴儿HPA轴活动.
- 母亲的敏感性可能缓冲婴儿的压力反应,特别是在社会经济逆境的情况下.
- 母亲的心理社会福祉代表了婴儿HPA轴调节的显著相关性.
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