| Characteristics | N (%) | Physical health | Psychological health | Social relationships | Environment | ||||
| Mean (SD) | p-value | Mean (SD) | p-value | Mean (SD | p-value | Mean (SD) | p-value | ||
| Job title | |||||||||
| Office | 66 (23.6) | 14.4 (2.4) | 0.000 | 13.8 (2.3) | 0.051 | 15.4 (2.5) | 0.000 | 13.4 (2.1) | 0.002 |
| Other Jobs | 214 (76.4) | 12.5 (2.7) | 13.1 (2.7) | 13.8 (3.7) | 12.3 (2.6) | ||||
| Job tenure (yr) | |||||||||
| ≤5 | 212 (75.7) | 12.9 (2.7) | 0.304 | 13.1 (2.7) | 0.011 | 14.0 (3.5) | 0.228 | 12.5 (2.5) | 0.218 |
| >5 | 68 (24.3) | 13.3 (3.0) | 13.9 (2.1) | 14.6 (3.6) | 12.9 (2.6) | ||||
| Working schedule | |||||||||
| Day-work | 163 (58.2) | 13.6 (2.6) | 0.000 | 13.9 (2.6) | 0.000 | 14.8 (3.1) | 0.001 | 13.3 (2.2) | 0.000 |
| Two-shift | 44(15.7) | 12.4 (2.7) | 12.6 (2.4) | 12.8 (4.1) | 11.5 (2.9) | ||||
| Three-shift | 73 (26.1) | 11.9 (2.5) | 12.3 (2.3) | 13.6 (3.6) | 11.8 (2.5) | ||||
| Second job | |||||||||
| Yes | 18 (6.4) | 12.1 (2.5) | 0.177 | 12.6 (2.6) | 0.226 | 12.9 (3.9) | 0.119 | 11.6 (3.0) | 0.102 |
| No | 262 (93.6) | 13.0 (2.7) | 13.3 (2.6) | 14.3 (3.5) | 12.6 (2.5) | ||||
| Overtime working | |||||||||
| Yes | 249 (88.9) | 12.8 (2.7) | 0.009 | 13.2 (2.6) | 0.033 | 14.1 (3.6) | 0.057 | 12.5 (2.5) | 0.033 |
| No | 31 (11.1) | 14.2 (2.6) | 14.2 (2.3) | 15.1 (2.8) | 13.5 (2.4) | ||||
| Working hour | |||||||||
| ≤8 | 37 (13.2) | 14.4 (2.8) | 0.001 | 14.3 (2.8) | 0.015 | 15.3 (3.2) | 0.043 | 13.9 (2.8) | 0.000 |
| >8 | 243 (86.8) | 12.8 (2.7) | 13.1 (2.6) | 14.0 (3.5) | 12.4 (2.4) | ||||
| Working demand | |||||||||
| Physical | 58 (20.7) | 12.6 (2.6) | 0.192 | 12.5 (2.9) | 0.025 | 13.0 (4.2) | 0.017 | 12.2 (3.0) | 0.40 |
| Mental | 41 (14.6) | 13.6 (2.5) | 13.4 (2.0) | 14.6 (3.1) | 12.9 (2.3) | ||||
| Physical-mental | 181 (64.6) | 13.0 (2.8) | 13.5 (2.6) | 14.5 (3.2) | 12.6 (2.4) | ||||
| Working load | |||||||||
| Light | 8 (2.9) | 13.4 (2.8) | 0.037 | 12.1 (4.2) | 0.408 | 13.3 (4.4) | 0.786 | 12.6 (4.2) | 0.728 |
| Medium | 112 (40.0) | 13.5 (2.6) | 13.4 (2.4) | 14.2 (3.2) | 12.7 (2.1) | ||||
| Heavy | 160 (57.1) | 12.6 (2.8) | 13.3 (2.6) | 14.2 (3.6) | 12.5 (2.7) | ||||
| Conflict between work and individual life | |||||||||
| Very much | 77 (27.5) | 11.5 (2.8) | 0.000 | 12.5 (2.9) | 0.000 | 13.3 (3.9) | 0.001 | 11.8 (2.9) | 0.001 |
| Much | 53 (18.9) | 12.2 (2.5) | 12.5 (2.8) | 13.2 (3.4) | 12.0 (2.6) | ||||
| Somewhat | 107 (38.2) | 13.9 (2.4) | 14.0 (2.1) | 14.9 (3.2) | 13.2 (2.1) | ||||
| Low | 35 (12.5) | 14.2 (1.9) | 13.7 (2.3) | 15.2 (2.7) | 12.9 (2.0) | ||||
| Very low | 8 (2.9) | 14.7 (3.5) | 15.6 (2.3) | 15.0 (4.8) | 13.7 (3.1) | ||||
| Conflict between work and family life | |||||||||
| Very much | 65 (23.2) | 11.6 (2.7) | 0.000 | 12.5 (2.8) | 0.000 | 13.5 (3.7) | 0.012 | 12.1 (3.0) | 0.020 |
| Much | 68 (24.3) | 12.0 (2.2) | 12.6 (2.4) | 13.4 (3.2) | 12.1 (2.4) | ||||
| Somewhat | 94 (33.6) | 13.6 (2.6) | 13.8 (2.5) | 14.5 (3.6) | 12.9 (2.5) | ||||
| Low | 39 (13.9) | 14.3 (2.1) | 13.7 (2.2) | 15.3 (2.4) | 13.2 (1.9) | ||||
| Very low | 14 (5.0) | 15.9 (2.6) | 15.3 (2.1) | 15.7 (4.2) | 13.6 (2.2) | ||||
| Conflict between work and social life | |||||||||
| Very much | 70 (25.0) | 11.6 (2.5) | 0.000 | 12.6 (2.7) | 0.000 | 13.5 (3.6) | 0.000 | 12.0 (2.9) | 0.000 |
| Much | 73 (26.1) | 11.8 (2.5) | 12.5 (2.8) | 13.0 (3.9) | 11.9 (2.7) | ||||
| Somewhat | 85 (30.4) | 14.1 (2.4) | 14.0 (2.3) | 15.0 (2.9) | 13.3 (2.0) | ||||