| often | 13 | temporal |
| in 19 percent of patients | 4 | other |
| as a side effect | 3 | manner |
| drug → cause → insomnia | 62 |
| drug → have → insomnia | 20 |
| drug → include → insomnia | 7 |
| drug → lead to → insomnia | 6 |
| drug → produce → insomnia | 5 |
| drug → be associated with → insomnia | 5 |
| drug → come with → insomnia | 4 |
| drug → be linked to → insomnia | 3 |
| drug → trigger → insomnia | 3 |
| drug → result in → insomnia | 3 |
| negative | neutral | positive |
| 0.806 | 0.173 | 0.021 |
| Raw frequency | 118 |
| Normalized frequency | 0.489 |
| Modifier score | 0.675 |
| Perplexity | 95.613 |