| sometimes | 4 | temporal |
| infection → lead to → stroke | 15 |
| infection → be associated with → stroke | 7 |
| infection → contribute to → stroke | 5 |
| infection → be linked to → stroke | 5 |
| infection → cause → stroke | 4 |
| negative | neutral | positive |
| 0.916 | 0.080 | 0.004 |
| Raw frequency | 36 |
| Normalized frequency | 0.409 |
| Modifier score | 0.400 |
| Perplexity | 141.704 |