Table 2.

Mixed models ANOVA results: Relationship between SNR and ringing artifacts.

Fixed effects: Ringing artifact rating	Subcortical brain regions		Cortical brain regions
	F-stat	p-value	F-stat	p-value
	20.58	<0.0001**	22.42	<0.0001**
Marginal means for SNR
Ringing artifact rating	SNR: subcortical brain regions		SNR: Cortical brain regions
Little-to-no ringing	66.673		66.413
Moderate ringing	48.627		48.621
Significant ringing	34.805		34.492
Pairwise comparisons
	Subcortical brain regions		Cortical brain regions
Ringing artifact rating pair	SE	p-value	SE	p-value
Little-to-no ringing vs Moderate ringing	5.058	0.003**	4.842	0.002**
Moderate ringing vs Significant ringing	5.914	0.071	5.662	0.048*
Significant ringing vs Little-to-no ringing	5.136	0.0001**	5.136	0.0001**

^**p < 0.01.

^*p < 0.05.