as an adjunct | 3 | manner |
worldwide | 2 | location |
since 1970 | 2 | temporal |
ketamine → be → utilized | 5 |
ketamine → be → considered | 4 |
ketamine → be used as → adjunct | 3 |
ketamine → be → appropriate | 3 |
ketamine → be in → use | 3 |
negative | neutral | positive |
0.064 | 0.535 | 0.401 |
Raw frequency | 18 |
Normalized frequency | 0.519 |
Modifier score | 0.400 |
Perplexity | 169.295 |