利用母亲的产前认知作为预测新生儿大脑智力发展的指标
Cristin M Holland1, Kiarra Alleyne2, Arline Pierre-Louis1
1Department of Psychiatry, Vagelos College of Physician and Surgeons, New York, NY, USA.
概括
像抑制控制一样,母亲的执行功能与新生儿的大脑结构有关,并预测幼儿语言发展. 这提供了一个有希望的,客观的认知能力早期指标.
科学领域:
- 发育神经科学的发展神经科学.
- 认知心理学 认知心理学
- 儿科神经学 儿科神经学
背景情况:
- 在5岁之前识别认知发育的早期指标是具有挑战性的.
- 以前的研究将母亲的智商 (IQ) 和教育与孩子的智力联系起来.
- 母亲认知特征与新生儿大脑发育之间的关系需要进一步探索.
研究的目的:
- 调查母亲智商,教育和执行功能 (抑制控制) 与新生儿大脑结构之间的关联.
- 评估母亲的认知指数是否预测12个月和24个月的幼儿语言结果.
- 识别新生儿认知能力的潜在早期指标.
主要方法:
- 在37名孕妇及其新生儿身上进行了磁共振成像 (MRI) T2加权扫描.
- 基于表面的形态测量分析被用来计算婴儿的局部大脑体积.
- 测量了母亲的全面智商,教育和抑制控制.
主要成果:
- 孕产妇的认知指数与新生儿脑容量相关,在前/后带状,叶和前/后中心.
- 母亲的教育和执行功能,而不是智商,预测了12个月和24个月的幼儿语言成绩.
- 新生儿的大脑容量并不能预测随后的语言发展.
结论:
- 新生儿的前/后中心环和叶可能是智力发展的早期指标.
- 母亲的执行功能,特别是抑制控制,与新生儿的大脑结构有显著的关联.
- 孕产妇的抑制控制是儿童早期认知能力的实际,客观和潜在的有价值预测指标.
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