Fitting heredity-environment models jointly to twin and adoption data from the California Psychological Inventory

Fitting heredity-environment models jointly to twin and adoption data from the California Psychological Inventory
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将遗传-环境模型联合拟合来自加州心理调查表的双胞胎和收养数据

DOI:
10.1007/bf01065978
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发表时间:
1985
期刊:
影响因子:
2.6
通讯作者:
J. Loehlin
J. Loehlin
中科院分区:
医学3区
文献类型:
--
作者:
J. Loehlin

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提出了一种方法,同时拟合遗传环境模型的数据从多个群体的多个措施。该程序被证明是计算上可行的,将其应用到18规模的加州心理量表(CPI),使用的数据从17个小组从两个双胞胎研究和通过研究。一些模型涉及不同的假设遗传和环境进行了测试。总的来说,基因似乎贡献了人格测试方差的40%;共同的家庭环境,5%或更少;其他因素,可能包括特质经历,基因-环境相互作用和测量误差,其余55%。总的来说,区分遗传参数比区分环境参数更能提高模型的拟合度,而且考虑到性状差异的模型比不考虑性状差异的模型拟合得更好。
A method is proposed for fitting heredity-environment models simultaneously to data from several groups on multiple measures. The procedure is shown to be computationally practicable by applying it to the 18-scale California Psychological Inventory (CPI), using data from 17 subgroups from two twin studies and an adoption study. A number of models involving different assumptions about heredity and environment were tested. Overall, the genes appeared to contribute about 40% of the personality test variance; shared family environment, 5% or less; and other factors, presumably including idiosyncratic experiences, gene-environment interaction, and measurement error, the remaining 55%. On the whole, making distinctions among genetic parameters improved the fits of models more often than did making distinctions among environmental parameters, and models that allowed for differences across traits fit significantly better than models that did not.
科罗拉多州收养项目中的遗传和环境传播:路径分析。
DOI: 10.1111/j.2044-8317.1983.tb01123.x
发表时间: 1983
期刊: The British journal of mathematical and statistical psychology
影响因子: --
作者:
Fulker,DW;DeFries,JC
通讯作者: DeFries,JC