| for anxiety | 14 | purpose |
| for treatment of severe anxiety | 10 | purpose |
| as benzodiazepines | 9 | other |
| kava → be → effective | 53 |
| kava → be shown to be → effective | 3 |
| negative | neutral | positive |
| 0.094 | 0.391 | 0.515 |
| Raw frequency | 56 |
| Normalized frequency | 1.000 |
| Modifier score | 0.500 |
| Perplexity | 211.440 |