在基因信息样本中,在不同的背景下评估执行功能之间的关联
Samantha M Freis1, Jordan D Alexander2, Jacob E Anderson2
1Institute for Behavioral Genetics, University of Colorado Boulder.
Journal of experimental psychology. General
|September 5, 2023
概括
在实验室和在线执行功能 (EFs) 具有相同的遗传影响,但在环境上有所不同. 在线EF评估是大规模,基因为基础的研究的可行策略.
科学领域:
- 认知心理学 认知心理学
- 行为遗传学 行为遗传学
- 发展心理学 发展心理学
背景情况:
- 执行功能 (EF) 对于目标导向行为至关重要,通常在受控实验室环境中进行测量.
- 在线EF评估提供了一个可扩展的替代方案,但缺乏环境控制.
- 了解实验室内和在线EF措施之间的关系对于验证远程测试至关重要.
研究的目的:
- 确定实验室和在线评估的执行职能之间的表型,遗传和环境相关性.
- 在测试环境中调查常见的执行功能因素与一般认知能力 (g) 之间的关系.
主要方法:
- 利用了来自科罗拉多州在线双胞胎研究 (CoTwins) 的数据,其中包括887名青少年双胞胎.
- 从四个执行职能任务中构建了"实验室共同EF"和"在线共同EF"因素.
- 使用行为遗传方法分析了表型,遗传和环境相关性.
主要成果:
- 实验室和在线的共同EF因子在遗传上是相同的 (遗传相关性=1.00).
- 实验室和在线常见EF之间的表型相关性很大 (r = .77),表明共享的遗传和一些环境影响.
- 实验室和在线常见EF因子都显示出与一般认知能力因子 (g) 的类似关系.
结论:
- 在实验室和在线评估的执行功能高度相关,具有相同的遗传基础.
- 在线EF评估证明了其有效性,并且可以成为大规模研究的实用工具,特别是在基因信息研究中.
- 研究结果支持使用在线评估来扩大样本规模并提高认知研究的效率.
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