人格的一般因素是一个实体吗? 测试反射型,形成型和混合型的多基因分数影响模型,使用英国老化纵向研究
Michael A Woodley1, Mateo Peñaherrera-Aguirre2, Matthew A Sarraf1,3
1Independent Scholar, United Kingdom.
概括
这项研究研究了人格的总因子 (GFP),使用多基因分数 (PGS) 来研究五大特征. 结果表明潜伏的GFP存在于表型上,但不是遗传上,遗传影响的GFP的证据很弱.
科学领域:
- 行为遗传学 行为遗传学
- 心理测量 心理测量 心理测量
- 人格科学 人格科学 人格科学
背景情况:
- 人格的一般因素 (GFP) 是一个有争议的概念,它代表了个性特征背后的一般维度.
- 来自全基因组关联研究的多基因分数 (PGS) 提供了一种工具来调查像个性这样复杂特征的遗传基础.
研究的目的:
- 调查是否存在一个受遗传影响的人格总因子 (GFP).
- 检查五大个性特征的PGS与潜在的GFP之间的关系.
主要方法:
- 使用了英国老化纵向研究 (ELSA) 数据集.
- 采用多基因分数 (PGS) 和表型五大 (BF) 特征的探索和确认因素分析.
- 测试了三个结构模型:反射,形成和混合路径.
主要成果:
- 并行分析表明BF PGS的遗传因素为零,但在表型BF特征中有一个强大的潜在GFP.
- 所有测试的模型都显示出很好的匹配,反射 (通用通路) 模型是最节的.
- 从BF PGS到GFP观察到弱,但在统计学上显著的路径,外向PGS显示出负相关性.
结论:
- 证据微弱地支持基因影响GFP的假设,但遗传途径并不稳固.
- 这些发现表明,虽然表型GFP是显而易见的,但其通过当前PGS的遗传基础是最小的.
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