| to exacerbating high blood pressure | 5 | purpose |
| highly | 2 | degree |
| closely | 2 | degree |
| caffeine → be → linked | 14 |
| caffeine → be → related | 5 |
| caffeine → be → involved | 3 |
| negative | neutral | positive |
| 0.279 | 0.478 | 0.243 |
| Raw frequency | 22 |
| Normalized frequency | 0.331 |
| Modifier score | 0.600 |
| Perplexity | 63.218 |