Clinical Study
Personality Changes after Deep Brain Stimulation in Parkinson’s Disease
Table 3
Comparison of TCI subscale scores preoperatively and at three-month follow-up using the paired samples
-test.
| | Preoperatively Mean ± SD = 31 | Three-month follow-up Mean ± SD = 31 | Differences preop. – three months Mean (±SD) (95% CI) | Cohen’s | value |
| Novelty Seeking | 9.3 ± 2.6 | 8.8 ± 3.1 | 0.4 ± 2.6 (−0.05–1.4) | 0.162 | 0.382 |
| Harm Avoidance | 8.1 ± 4.0 | 7.7 ± 4.0 | 0.04 ± 2.7 (−0.6–1.4) | 0.142 | 0.438 |
| Reward Dependence | 9.7 ± 2.6 | 9.1 ± 3.2 | 0.6 ± 2.3 (−0.2–1.5) | 0.293 | 0.125 |
| Persistence | 2.3 ± 1.3 | 1.7 ± 1.4 | 0.6 ± 1.2 (0.2–1.1) | 0.522 | 0.006* |
| Self-Directedness | 20.8 ± 3.0 | 20.0 ± 3.7 | 0.8 ± 4.0 (−0.6–2.3) | 0.207 | 0.258 |
| Cooperativeness | 21.5 ± 2.8 | 20.6 ± 3.2 | 0.9 ± 3.0 (−0.2–2.0) | 0.299 | 0.108 |
| Self-Transcendence | 3.9 ± 2.9 | 3.1 ± 2.3 | 0.9 ± 2.0 (0.1–1.6) | 0.450 | 0.024* |
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The * is referring to significant -values.
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