. Author manuscript; available in PMC: 2014 Jun 1.

Published in final edited form as: Alcohol Clin Exp Res. 2013 Jan 8;37(6):905–913. doi: 10.1111/acer.12058

Table 5.

Goodness-of-Fit Results from Bivariate Models ofMastery and Alcohol Dependence

Model		Compared with model	df	Δ χ ²	p	AIC
1	Common sex- limitation ACE	—	13286	—	—	645.36
2	No sex-limitation ACE	1	13295	5.80	0.76	633.11
3	No sex-limitation AE	2	13298	0.11	0.99	627.23
4	No sex-limitation AE, r_e	2	13299	17.36	0.002	642.47
5	No sex-limitation AE, r_a	2	13299	4.32	0.36	629.43
6	No sex-limitation E	2	13301	237.92	<0.001	859.03

Models: A, additive genetic effect; C, environmental effect shared by co-twins; E, environmental effect not shared by co-twins. Results for the best-fitting model are shown in bold.