| in treating nerve pain | 13 | other |
| for insomnia | 9 | purpose |
| in treating any medical condition | 7 | other |
| valerian → be → effective | 59 |
| valerian → be → most effective | 5 |
| negative | neutral | positive |
| 0.085 | 0.368 | 0.546 |
| Raw frequency | 64 |
| Normalized frequency | 1.000 |
| Modifier score | 0.500 |
| Perplexity | 96.821 |