Table 1:
Individual concentration differences, slopes of the linear regression analysis and exponential time constants for 2H/1H Glx4 and Glc6 after 60 min (7T DMI) and 62 min (3T QELT).
| Metabolite | ΔCGM[mM]* | ΔCWM[mM]* | slopes GM [μM/min]* |
slopes WM [μM/min]* |
|---|---|---|---|---|
| Glx4 | ||||
| Participant 1 | +1.36/−0.99 | +1.20/−0.96 | +23.9/−21.8 | +21.0/−12.7 |
| Participant 2 | +1.43/−1.29 | +1.24/−0.68 | +24.1/−25.7 | +21.2/−17.4 |
| Participant 3 | +1.06/−1.72 | +0.92/−1.32 | +17.1/−30.7 | +15.1/−21.4 |
| Participant 4 | +1.17/−1.63 | +0.95/−0.93 | +18.7/−27.7 | +17.1/−17.7 |
| Participant 5 | +1.41/−1.30 | +1.17/−0.66 | +23.5/−23.0 | +19.9/−15.4 |
| ΔCGM[mM] | ΔCWM[mM]* | tau GM [min]* | tau WM [min]* | |
| Glc6 | ||||
| Participant 1 | +1.37/ − | +1.26/ − | 13.6/27.6 | 15.6/35.7 |
| Participant 2 | +1.8/ − | +1.56/ − | 23.7/8.4 | 25.7/11.8 |
| Participant 3 | +1.03/ − | +0.89/ − | 21.9/16.0 | 25.0/12.7 |
| Participant 4 | +1.72/ − | +1.52/ − | 49.1/20.3 | 63.6/16.1 |
| Participant 5 | +1.20/ − | +0.97/ − | 9.2/24.6 | 11.1/15.1 |
Notes. - ΔC … Concentration estimates in mM, GM … gray matter, WM … white matter, tau … exponential time constant, slopes … inclination of linear regression analysis
*
7T 2H DMI/3T 1H QELT