| for a review | 6 | purpose |
| in large amounts | 4 | other |
| to trigger insomnia | 2 | purpose |
| caffeine → cause → anxiety | 28 |
| caffeine → lead to → anxiety | 13 |
| caffeine → increase → anxiety | 8 |
| caffeine → trigger → anxiety | 4 |
| caffeine → be linked to → anxiety | 4 |
| negative | neutral | positive |
| 0.861 | 0.128 | 0.011 |
| Raw frequency | 57 |
| Normalized frequency | 0.659 |
| Modifier score | 0.500 |
| Perplexity | 35.712 |