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. 2019 May 27;38:100667. doi: 10.1016/j.dcn.2019.100667

Table 2.

Genetic modeling of emotional state towards the MRI scan.

Mood estimates		MZ	DZ		A²	C²	E²
Excitement
Before MRI simulation	r	.50^**	.48^**	ACE	0.02	0.47	0.51
Before MRI simulation	n^a	138	114	95% CI	0.00-0.38	0.15-0.57	0.40-0.62

Before MRI scan	r	.41^**	.30^**	ACE	0.09	0.27	0.63
Before MRI scan	n^a	135	113	95% CI	0.00-0.47	0.00-0.45	0.51-0.76

Tension
Before MRI simulation	r	.58^**	.39^**	ACE	0.27	0.28	0.45
Before MRI simulation	n^a	138	114	95% CI	0.00-0.62	0.00-0.55	0.36-0.57

Before MRI scan	r	.24^**	.22^*	ACE	0.00	0.23	0.77
Before MRI scan	n^a	134	113	95% CI	0.00-0.36	0.00-0.34	0.66-0.90

^*

p < .05.

^**

p < .001.

^a

Number of complete twin pairs.