Table 6.
The mean VTA of different motor symptom improvement rate groups in the MNI space [M (IQR), mm3]
| Group | Number of cases | Left | Right | ||||
|---|---|---|---|---|---|---|---|
| STN motor subregion | STN associative subregion | STN limbic subregion | STN motor subregion | STN associative subregion | STN limbic subregion | ||
| Improvement rates < 25% group | 5 | 12.9 (16.6) | 9.1 (13.6) | 10.6 (9.5) | 15.6 (5.3) | 5.6 (7.4) | 15.7 (8.8) |
| Improvement rates 25–50% group | 11 | 18.2 (6.3) | 15.5 (8.0) | 15.6 (10.0) | 16.2 (8.0) | 12.1 (9.9) | 15.2 (5.1) |
| Improvement rates > 50% group | 41 | 20.1 (13.0) | 13.4 (8.3) | 14.7 (8.2) | 17.1 (10.8) | 8.6 (9.9) | 12.6 (10.1) |
| Kruskal-Wallis χ2 | 1.129 | 1.544 | 0.140 | 0.958 | 3.945 | 3.613 | |
| P | 0.569 | 0.462 | 0.933 | 0.619 | 0.139 | 0.164 | |