Table 4 Pearson (lower triangle) and Spearman (upper triangle) correlation coefficients with p-values (indicated in parentheses) between different MRI measures across all 25 structures.

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

All

MWF

T1w/T2w

FA

AD

RD

MD

MWF

 

0.311 (<10 −6 )

0.748 (<10 −6 )

0.359 (<10 −6 )

−0.623 (<10 −6 )

−0.285 (<10 −6 )

T1w/T2w

0.326 (<10 −6 )

 

0.216 (<10 −6 )

0.199 (<10 −6 )

−0.140 (<10 −6 )

−0.058 (0.106)

FA

0.727 (<10 −6 )

0.245 (<10 −6 )

 

0.589 (<10 −6 )

−0.753 (<10 −6 )

−0.184 (<10 −6 )

AD

0.428 (<10 −6 )

0.144 (<10 −6 )

0.654 (<10 −6 )

 

−0.170 (<10 −6 )

0.576 (<10 −6 )

RD

−0.486 (<10 −6 )

−0.070 0.050

−0.618 (<10 −6 )

−0.052 (0.150)

 

0.606 (<10 −6 )

MD

−0.222 (<10 −6 )

−0.038 (0.285)

−0.224 (<10 −6 )

0.569 (<10 −6 )

0.637 (<10 −6 )

 
  1. Corresponding data plots are shown in Fig. 4. 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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