| Typicality: | 0.513 |
| Saliency: | 0.312 |
| for a few nights | 3 | temporal |
| always | 3 | temporal |
| to promote restful sleep | 3 | purpose |
| melatonin → be taken before → bedtime | 8 |
| melatonin → be taken at → bedtime | 5 |
| melatonin → be taken before → bed | 5 |
| negative | neutral | positive |
| 0.049 | 0.602 | 0.349 |
| Raw frequency | 18 |
| Normalized frequency | 0.312 |
| Modifier score | 0.900 |
| Perplexity | 26.170 |