FEARS AND FEARFULNESS IN CHILDREN AND ADOLESCENTS - A GENETIC-ANALYSIS OF TWIN DATA

被引:73
作者
STEVENSON, J
BATTEN, N
CHERNER, M
机构
[1] Department of Psychology, University of Surrey, Guildford, Surrey
来源
JOURNAL OF CHILD PSYCHOLOGY AND PSYCHIATRY AND ALLIED DISCIPLINES | 1992年 / 33卷 / 06期
关键词
FEARS; TWINS; CHILDREN; GENETIC;
D O I
10.1111/j.1469-7610.1992.tb00919.x
中图分类号
B844 [发展心理学(人类心理学)];
学科分类号
040202 ;
摘要
A sample of 175 same sex dizygotic pairs and 144 monozygotic twin pairs aged between 8:00 and 18:00 completed the Fear Survey Schedule for Children-Revised. The heritabilities were significant for Fear of the Unknown (h2=0.46, p < 0.001), Fear of Injury and Small Animals (h2=0.46, p < 0.001), Fear of Danger (h2=0.34, p < 0.001) and for Total Fear Score (h2=0.29, p < 0.001). Multiple regression was used to estimate the heritability of extreme fearfulness (h2g). For each of the fear factors the values of h2g were of similar magnitude to those of h2 suggesting that there is no evidence of greater genetic influences at more extreme levels of fearfulness.
引用
收藏
页码:977 / 985
页数:9
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