Table 2.

Impact of candidate confounding variables on the sgACC volume.

	left		right
	Test statistic	p-value	Test statistic	p-value
ICV	r = .12	0.29	r = .26	.016*
Gender	t = 1.96	0.054	t = 1.48	0.143
Age	ρ = -.05	0.645	ρ = .015	0.89

*p ≤.05, ICV, Intracranial volume, Pearson’s correlation coefficient r, Student’s t for independent t-tests, Spearman’s correlation coefficient ρ.