Domain | Factors | Internal consistency (Cronbach's alpha) | Items numbers |
---|---|---|---|
Work Station | Factor 1: Office equipment | 0.50 | 13.17.18.20 |
 | Factor 2: Computer position | 0.48 | 16.19 |
Body Posture | Factor 3: Head and body posture | 0.88 | 25.26.27.28. 29.30 |
 | Factor 4: Awkward body posture | 0.66 | 21. 22. 24. 32 |
Break Time | Factor 5: Autonomy | 0.76 | 50.51.54.55 |
 | Factor 6: Break quality | 0.79 | 47.48.52.53.56 |
Job Control | Factor 7: Skill discretion | 0.84 | 31.32.33.34.36.37 |
 | Factor 8: Decision authority | 0.76 | 35.38.39 |
Job Demands | Factor 9: Time pressure | 0.71 | 41.42.45. |
 | Factor 10: Task complexity | 0.53 | 40.43.46 |
Social Support | Factor 11: Social support | 0.94 | 70.71.72.73.74.75.76 |
 | Factor 12: Work flow | 0.76 | 65.66.67.68.69 |