Table 6. Univariate ACE model results.

		A 2	C 2	E 2	χ 2	df	p	CFI	TLI	RMSEA
Temperament	Novelty Seeking	0.53	0.00	0.47	8.314	6	.216	.906	.969	.069
	Harm avoidance	0.52	0.00	0.48	6.950	6	.325	.959	.986	.044
	Reward dependence	0.59	0.00	0.41	1.693	6	.945	1.000	1.000	.021
	Persistence	0.36	0.00	0.64	11.758	6	.067	.586	.862	.108
Character	Cooperativeness	0.34	0.28	0.38	5.839	6	.441	1.000	1.000	.000
	Self-transcendence	0.31	0.24	0.45	2.146	6	.905	1.000	1.000	.000
	Self-directedness	0.39	0.24	0.37	5.815	6	.444	1.000	1.000	.000
Cognitive ability	Verbal Comprehension Index	0.54	0.22	0.25	2.561	6	.861	1.000	1.000	.000
	Perceptual Reasoning Index	0.65	0.00	0.35	3.743	6	.711	1.000	1.000	.000
	Working Memory Index	0.54	0.11	0.35	7.648	6	.265	.967	.989	.058
	Processing Speed Index	0.28	0.23	0.48	10.444	6	.107	.877	.959	.095
	Full Scale IQ	0.59	0.08	0.33	9.079	6	.169	.945	.982	.079

Notes.

A²

proportion of variance attributed to additive genetic influences

C²

proportion of variance for shared environment

E²

proportion of variance for nonshared environment and error