| Safety Variables | Levene test for equality of variances | t | Sig (2-tailed) |
| Safety Satisfaction and Feedback | 0.004 | −1.349 | 0.179 |
| Training and Competence | 0.001 | −1.376 | 0.071 |
| Safety Reporting and investigation | 0.001 | 0.038 | 0.044 |
| Work Duties/Pressure | 0.059 | 0.315 | 0.753 |
| Management Commitment | 0.032 | 0.088 | 0.114 |
| Safety Communication | 0.001 | −1.010 | 0.587 |
| Emergency Response and Planning | 0.174 | −0.485 | 0.700 |