Table 2.
Age-adjusted odds ratios (ORs) of the association between the individual, work-related physical factors and the occurrence of short-term and long-term sickness absence due to LBP in the past 12 months among the blue-collar workers (n = 430)
| Risk factor | Short-term sickness absence (<7 days) |
Long-term sickness absence (>7 days) |
||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| P# | Wald | Sig. | OR | 95% CI | P# | Wald | Sig. | OR | 95% CI | |
| Gender | 0.96 | 0.62 | ||||||||
| Job title | 1.00 | 1.00 | ||||||||
| Age | 0.67 | 0.008** | 1.56 | 0.21 | 1.02 | 0.99-1.06 | ||||
| Weight | 0.32 | 0.33 | ||||||||
| Height | 0.79 | 0.92 | ||||||||
| Job tenure | 0.21 | 0.009** | 0.16 | 0.69 | 1.01 | 0.97–1.04 | ||||
| Trunk flexion | ||||||||||
| Mild flexion | 0.91 | 0.10 | ||||||||
| Extreme flexion | 0.58 | 0.02* | 4.71 | 0.03* | 1.71 | 1.05–2.78 | ||||
| Very extreme flexion | 0.77 | 0.02* | 4.39 | 0.04* | 6.04 | 1.12–32.49 | ||||
| Lifting of loads | ||||||||||
| <25 kg | 0.93 | 0.39 | ||||||||
| >25 kg | 0.27 | 0.008** | 2.33 | 0.13 | 1.51 | 0.89–2.55 | ||||
| Pushing or pulling heavy loads | ||||||||||
| <1 time/h | 0.79 | 0.33 | ||||||||
| >1 time/h | 0.99 | 0.28 | ||||||||
| Heavy equipment handling | 0.86 | 0.79 | ||||||||
| Exposure to whole-body vibration | 0.43 | 0.03* | 4.39 | 0.04* | 1.75 | 1.04–2.95 | ||||
| Static work postures | 0.39 | 0.04* | 1.01 | 0.32 | 0.77 | 0.46–1.28 | ||||
| Ability to change posture regularly | 0.98 | 0.58 | ||||||||
P < 0.05*
P < 0.01**
P#-P-level (nonparametric significance tests - Mann-Whitney U test)