Sex differences in gray matter volume: how many and how large are they really?

Table 2 Concordance between the sex differences obtained in each adjusted dataset

	VBM8	Proportion	Covariate regression	PCP	Residuals
VBM8	–	0.695**	0.047	0.091	0.047
Proportion	0.695**	–	0.110	0.195*	0.110
Covariate regression	0.047	0.110	–	0.981***	1.000***
PCP	0.091	0.195*	0.981***	–	0.981***
Residuals	0.047	0.110	1.000***	0.981***	–

Spearman’s rho rank correlations were calculated using the p value ordering for each pair of adjustment methods (*p < 0.05, **p < 5⁻¹⁸, ***p < 1⁻⁸⁰). The p values used in these calculations were obtained in the male-female VOI comparisons in each TIV-adjusted dataset

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