| within minutes | 7 | temporal |
| sometimes | 3 | temporal |
| caffeine → cause → heartburn | 17 |
| caffeine → kickstart → a heartburn episode | 7 |
| caffeine → contribute to → heartburn | 6 |
| caffeine → result in → heartburn | 5 |
| caffeine → lead to → heartburn | 3 |
| negative | neutral | positive |
| 0.857 | 0.131 | 0.012 |
| Raw frequency | 38 |
| Normalized frequency | 0.422 |
| Modifier score | 0.400 |
| Perplexity | 91.691 |