Table 8 Correlation matrix for locus coeruleus structure metrics.
From: Locus coeruleus contrast and diffusivity metrics differentially relate to age and memory performance
| Â | Average | Maximum | MD | AD | RD | Restricted |
|---|---|---|---|---|---|---|
MTC metrics | ||||||
 Average | ||||||
 Maximum | 0.39 |  |  |  |  |  |
DTI metrics | ||||||
 MD | − 0.03 | 0.01 |  |  |  |  |
 AD | 0.01 | − 0.05 | 0.74 |  |  |  |
 RD | − 0.05 | 0.05 | 0.87 | 0.31 |  |  |
NODDI metrics | ||||||
 Restricted | 0.15 | 0.10 | − 0.20 | − 0.12 | − 0.20 |  |
 Free |  < 0.01 | 0.12 | 0.76 | 0.43 | 0.76 | 0.27 |