Control measurements
| Method, Session, and Metabolite | Temporal Lobe | Frontal Lobe | ||
|---|---|---|---|---|
| Right | Left | Right | Left | |
| Calibration phantom | ||||
| First session (n = 14) | ||||
| NAA | 5.5 ± 1.0 | 6.0 ± 0.9 | 5.6 ± 0.4 | 5.7 ± 0.6 |
| NAA+NAAG | 7.8 ± 1.0 | 8.3 ± 0.9 | 6.9 ± 0.6 | 6.9 ± 0.8 |
| Cr | 4.8 ± 0.9 | 4.5 ± 0.6 | 4.0 ± 0.4 | 4.0 ± 0.3 |
| mI | 3.3 ± 0.7 | 3.2 ± 0.6 | 2.7 ± 0.3 | 2.8 ± 0.5 |
| Cho | 1.5 ± 0.2 | 1.5 ± 0.2 | 1.2 ± 0.2 | 1.2 ± 0.1 |
| Glx | 8.1 ± 1.6 | 7.6 ± 1.7 | 7.8 ± 0.8 | 7.6 ± 0.8 |
| Second session (n = 14) | ||||
| NAA | 6.0 ± 1.0 | 5.8 ± 0.8 | 5.5 ± 0.5 | 5.7 ± 0.4 |
| NAA+NAAG | 7.5 ± 0.9 | 7.7 ± 1.0 | 6.9 ± 0.5 | 7.2 ± 0.7 |
| Cr | 4.5 ± 0.6 | 4.6 ± 0.5 | 3.9 ± 0.2 | 4.1 ± 0.3 |
| mI | 3.4 ± 0.6 | 3.1 ± 0.4 | 2.6 ± 0.4 | 2.7 ± 0.5 |
| Cho | 1.5 ± 0.2 | 1.4 ± 0.2 | 1.2 ± 0.2 | 1.2 ± 0.2 |
| Glx | 7.6 ± 1.6 | 7.9 ± 1.9 | 7.0 ± 0.8 | 7.5 ± 1.0 |
| Water peak intensity | ||||
| First session (n = 14) | ||||
| NAA | 6.5 ± 0.8 | 6.7 ± 0.7 | 6.8 ± 0.5 | 7.3 ± 0.5 |
| NAA+NAAG | 8.9 ± 0.9 | 9.2 ± 0.6 | 8.2 ± 0.4 | 8.8 ± 0.7 |
| Cr | 6.0 ± 0.8 | 5.7 ± 0.7 | 5.1 ± 0.5 | 5.3 ± 0.4 |
| mI | 4.9 ± 1.3 | 4.4 ± 1.1 | 3.6 ± 0.3 | 3.8 ± 0.8 |
| Cho | 1.8 ± 0.2 | 1.7 ± 0.2 | 1.5 ± 0.2 | 1.6 ± 0.2 |
| Glx | 9.8 ± 0.9 | 9.0 ± 1.3 | 9.5 ± 1.3 | 9.9 ± 1.0 |
| Second session (n = 14) | ||||
| NAA | 6.4 ± 0.8 | 6.8 ± 0.7 | 6.8 ± 0.5 | 7.2 ± 0.3 |
| NAA+NAAG | 8.5 ± 0.9 | 8.8 ± 0.9 | 8.4 ± 0.6 | 8.9 ± 0.6 |
| Cr | 6.0 ± 0.8 | 5.7 ± 0.7 | 5.1 ± 0.5 | 5.3 ± 0.4 |
| mI | 4.7 ± 1.2 | 4.0 ± 0.6 | 3.6 ± 0.6 | 3.7 ± 0.7 |
| Cho | 1.7 ± 0.2 | 1.7 ± 0.2 | 1.5 ± 0.2 | 1.5 ± 0.2 |
| Glx | 9.9 ± 0.7 | 9.6 ± 1.0 | 9.4 ± 0.7 | 10 ± 0.8 |