| problem → be related to → the brain | 23 |
| problem → be related to → brain | 17 |
| problem → be associated with → brain | 6 |
| problem → be associated with → brain function | 4 |
| negative | neutral | positive |
| 0.275 | 0.526 | 0.199 |
| Raw frequency | 50 |
| Normalized frequency | 0.332 |
| Modifier score | 0.567 |
| Perplexity | 46.882 |