Table 6 Pearson (lower triangle) and Spearman (upper triangle) correlation coefficients with p-values (indicated in parentheses) between different MRI measures across all 10 grey matter structures. Corresponding data plots are shown in Fig. 6.

From: Comparisons between multi-component myelin water fraction, T1w/T2w ratio, and diffusion tensor imaging measures in healthy human brain structures

GM

MWF

T1w/T2w

FA

AD

RD

MD

MWF

 

0.203 (<10 −6 )

0.554 (<10 −6 )

−0.117 (0.040)

−0.479 (<10 −6 )

−0.407 (<10 −6 )

T1w/T2w

0.245 (<10 −6 )

 

0.210 (<10 −6 )

0.353 (<10 −6 )

0.037 (0.520)

0.128 (0.024)

FA

0.528 (<10 −6 )

0.287 (<10 −6 )

 

−0.192 (0.001)

−0.696 (<10 −6 )

−0.616 (<10 −6 )

AD

−0.165 (0.004)

0.341 (<10 −6 )

0.006 (0.919)

 

0.603 (<10 −6 )

0.802 (<10 −6 )

RD

−0.397 (<10 −6 )

0.108 (0.057)

−0.482 (<10 −6 )

0.547 (<10 −6 )

 

0.903 (<10 −6 )

MD

−0.401 (<10 −6 )

0.152 (0.007)

−0.451 (<10 −6 )

0.863 (<10 −6 )

0.730 (<10 −6 )

 
  1. Note: Bold font indicates correlations that were statistically significant after correcting for multiple comparisons using a Bonferroni correction (p < 0.003).
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