| Variables | N | r | P Value |
| Overall quality of life and occupational noise | 510 | −0.181 | 0.012 |
| Physical quality of life and occupational noise | 510 | −0.110 | 0.033 |
| Psychological quality of life and occupational noise | 510 | −0.109 | 0.024 |
| Social quality of life and occupational noise | 510 | −0.005 | 0.94 |
| Environmental quality of life and occupational noise | 510 | −0.005 | 0.86 |