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. Author manuscript; available in PMC: 2010 Nov 1.
Published in final edited form as: Child Dev. 2007 Jan–Feb;78(1):1–18. doi: 10.1111/j.1467-8624.2007.00982.x

Table 2.

Mean Number of Conduct Disorder Symptoms by Parental and Avuncular Level of Conflict, in Complete Twin Pairs Sub-Sample

Family pattern MZ twins’ children
 DZ twins’ children
M SD M SD
1. Parental low – avuncular low 1.652 2.072 1.695 2.015
2. Parental low – avuncular high 1.983 1.925 1.589 1.731
3. Parental high – avuncular low 1.857 1.782 2.203 2.290
4. Parental high – avuncular high 2.536 2.937 3.143 1.952

Note. DZ =dizygotic; MZ =monozygotic.

Only children of complete twin pairs are included.