| through the chain of command | 12 | other |
| about their schedules | 12 | other |
| about safety | 6 | other |
| worker → have → concern | 42 |
| worker → express → concern | 35 |
| worker → expressed → concern | 6 |
| worker → be expressed → concern | 3 |
| negative | neutral | positive |
| 0.357 | 0.551 | 0.093 |
| Raw frequency | 86 |
| Normalized frequency | 0.494 |
| Modifier score | 0.617 |
| Perplexity | 107.994 |