| Typicality: | 0.282 |
| Saliency: | 0.280 |
| in the elderly | 4 | other |
| more than placebo | 3 | other |
| to decrease depression | 3 | purpose |
| melatonin → reduce → anxiety | 4 |
| melatonin → relieve → anxiety | 4 |
| melatonin → decrease → anxiety | 4 |
| melatonin → not reduce → anxiety | 3 |
| negative | neutral | positive |
| 0.114 | 0.380 | 0.506 |
| Raw frequency | 15 |
| Normalized frequency | 0.280 |
| Modifier score | 0.500 |
| Perplexity | 45.784 |