| Typicality: | 0.243 |
| Saliency: | 0.189 |
| placebo → be found in → tension-type headache | 3 |
| placebo → be found in → undifferentiated chronic headache | 3 |
| negative | neutral | positive |
| 0.902 | 0.091 | 0.008 |
| Raw frequency | 6 |
| Normalized frequency | 0.189 |
| Modifier score | 0.500 |
| Perplexity | 203.072 |