Table 1.

N170 MZ and DZ Intraclass correlations. Peak amplitude correlations in response to fearful faces, neutral faces, and scrambled stimuli (top row) and corresponding residuals (bottom two rows; see text).

	Fear		Z	Neutral		Z	Scrambled		Z
	MZ	DZ		MZ	DZ		MZ	DZ
N170	.56**	.17 ns.	**	.51**	.27*	ns.	.27*	.07 ns.	ns.

	Fear-Neutral		Z	Fear-Scrambled		Z	Neutral-Scrambled		Z
	MZ	DZ		MZ	DZ		MZ	DZ
N170	−.01 ns.	−.04 ns.	ns.	.46**	.15 ns.	*	.44**	.21*	ns.

	Faces-Scrambled		Z
	MZ	DZ
N170	.51**	.20*	*

^*Z > 1.65 (p<05);

^**Z > 2.33 (p<.01).