Table 1.
Mean±standard deviation of the volumetric (MRI) and metabolic (1H-MRS) data for all subjects at each scanning interval.
| a Scanning interval | WM fraction | b MRI GM fraction | Tissue fraction | 1H-MRS (mM) | |||
|---|---|---|---|---|---|---|---|
| NAA | Cr | Cho | mI | ||||
| 0 | 0.57±0.03 | 0.43±0.03 | 0.95±0.02 | 8.8±0.7 | 5.8±0.5 | 1.3±0.1 | 4.5±0.5 |
| 12 | 0.57±0.03 | 0.43±0.03 | 0.95±0.01 | 8.9±0.6 | 5.8±0.5 | 1.4±0.1 | 4.4±0.8 |
| 25 | 0.56±0.03 | 0.44±0.03 | 0.95±0.02 | 9.2±1 | 6.1±0.8 | 1.4±0.2 | 4.6±0.5 |
| 36 | 0.56±0.03 | 0.44±0.03 | 0.95±0.02 | 8.8±0.9 | 5.9±0.7 | 1.3±0.1 | 4.5±0.4 |
a
Months,
b
inside the VOI.