Table 4 Results of linear mixed models applied to cortex thickness, medulla thickness and C/M ratio as dependent variables

Cortex thickness square root

A vs B

13.0511

1.0086

<.0001

A vs C

9.2794

1.1740

<.0001

B vs C

−3.7717

1.2743

0.0170

Medulla thickness square root

A vs B

1.0167

1.1828

1.000

A vs C

−0.5084

1.3766

1.000

B vs C

−1.5251

1.4942

0.9445

C/M log

A vs B

1.1703

0.1055

<.0001

A vs C

0.8634

0.1228

<.0001

B vs C

−0.3070

0.1333

0.0833