Table 2.
Multivariate logistic regression analysis assessing factors associated with the occurrence of Back pain in a representative sample of 8000 Italian workers
| Variable | OR | 95% CI |
|---|---|---|
| Sex | ||
| Male | ref | |
| Female | 1.45 | 1.31–1.61 |
| Age | ||
| 19–24 | 0.68 | 0.54–0.87 |
| 25–34 | 0.94 | 0.82–1.08 |
| 35–44 | ref | |
| 45–54 | 1.01 | 0.89–1.14 |
| 55–64 | 1.32 | 1.13–1.55 |
| Educational level | ||
| Lower secondary | ref | |
| Upper secondary | 0.78 | 0.68–0.88 |
| Graduate and post graduate | 0.71 | 0.61–0.83 |
| BMI | ||
| Underweight | 1.06 | 0.76–1.48 |
| Normal | ref | |
| Overweight | 1.25 | 1.12–1.39 |
| Obese | 1.29 | 1.08–1.55 |
| Biomechanical and Ergonomic risk | ||
| No Risk Perceived/No Risk Detected | ref | |
| Risk Perceived /Risk Detected | 1.91 | 1.62–2.24 |
| No Risk Perceived/Risk Detected | 1.04 | 0.85–1.27 |
| Risk Perceived /No Risk Detected | 1.63 | 1.46–1.82 |
| Video Display Terminal risk | ||
| No Risk Perceived/No Risk Detected | ref | |
| Risk Perceived /Risk Detected | 0.97 | 0.86–1.11 |
| No Risk Perceived/Risk Detected | 0.67 | 0.55–0.81 |
| Risk Perceived /No Risk Detected | 0.95 | 0.84–1.08 |
| Work-related stress | ||
| Low | ref | |
| Moderate | 1.44 | 1.26–1.64 |
| High | 1.50 | 1.30–1.74 |
| Very high | 2.03 | 1.75–2.36 |
| Anxiety | ||
| No | ref | |
| Yes | 1.50 | 1.31–1.73 |
| Insomnia | ||
| No | ref | |
| Yes | 1.78 | 1.59–2.00 |
| Training on health and safety at work | ||
| Yes | 0.84 | 0.75–0.94 |
| No | ref | |