| before the time of the referral | 11 | temporal |
| by electronic media | 5 | other |
| by a psychologist | 4 | other |
| referral → be in → writing | 29 |
| referral → be made in → writing | 21 |
| negative | neutral | positive |
| 0.156 | 0.792 | 0.051 |
| Raw frequency | 50 |
| Normalized frequency | 0.531 |
| Modifier score | 0.980 |
| Perplexity | 39.344 |