. Author manuscript; available in PMC: 2012 Feb 1.

Published in final edited form as: J Abnorm Psychol. 2011 Feb;120(1):33–45. doi: 10.1037/a0021133

Table 4.

Slopes within genotypes and tests of genotype-by-parenting interactions for the number of conduct disorder symptoms during waves 6–9 for the full sample and when highly-influential participants were dropped

Full Sample
Slopes						Interactions with Genotype
9/9		9/10		10/10		2-df test		9/9 vs. 9/10		9/9 vs. 10/10		9/10 vs. 10/10

Positive Parenting
β	p <	β	p <	β	p <	χ²	p <	χ²	p <	χ²	p <	χ²	p <

−0.78	.002	−0.27	.26	0.02	.92	9.82	.01	3.62	.057	9.82	.002	1.41	.23
Negative Parenting
β	p <	β	p <	β	p <	χ²	p <	χ²	p <	χ²	p <	χ²	p <

−1.01	.001	0.08	.68	0.12	.48	14.48	.001	9.87	.002	14.33	.0002	0.03	.86
Two Highly-Influential Participants Removed from Sample
Positive Parenting
β	p <	β	p <	β	p <	χ²	p <	χ²	p <	χ²	p <	χ²	p <

−0.84	.004	−0.18	.46	−0.01	.97	8.67	.02	4.78	.03	8.60	.004	0.54	.47
Negative Parenting
β	p <	β	p <	β	p <	χ²	p <	χ²	p <	χ²	p <	χ²	p <

−0.47	.04	0.31	.07	0.09	.58	9.68	.008	9.03	.003	6.44	.02	1.10	.30

Note: Conduct disorder symptoms = number of symptoms reported in each assessment wave by either the parent or the youth (combined).