| to qualify for certain shifts | 9 | purpose |
| from nursing specialties | 3 | other |
| in operating rooms | 3 | location |
| skill → be → required | 34 |
| skill → be → necessary | 9 |
| skill → be set → necessary | 3 |
| negative | neutral | positive |
| 0.135 | 0.693 | 0.172 |
| Raw frequency | 46 |
| Normalized frequency | 0.875 |
| Modifier score | 0.500 |
| Perplexity | 51.869 |