Table 1 Descriptive characteristics of the study participants at baseline (n = 123)
Variables | Total (n = 123) | Construction (n = 61) | Healthcare (n = 62) | ||||||
|---|---|---|---|---|---|---|---|---|---|
% | mean | SD | % | mean | SD | % | mean | SD | |
Age (years) | ∙ | 42.3 | 11.9 | ∙ | 39.9 | 13.6 | ∙ | 44.7 | 9.5 |
Gender (male) | 60.2 | ∙ | ∙ | 98.4 | ∙ | ∙ | 22.6 | ∙ | ∙ |
Body mass index (kg/m2) | ∙ | 25.4 | 3.6 | ∙ | 25.7 | 3.3 | ∙ | 25.1 | 3.8 |
Smokers | 29.3 | ∙ | ∙ | 31.1 | ∙ | ∙ | 27.4 | ∙ | ∙ |
Seniority in profession (years) | ∙ | 16.7 | 11.3 | ∙ | 17.1 | 12.8 | ∙ | 16.3 | 9.7 |
Normal work hours per week | ∙ | 36.8 | 4.3 | ∙ | 37.8 | 4.0 | ∙ | 35.7 | 4.2 |
Work hours measured per day | ∙ | 7.6 | 1.5 | ∙ | 8.2 | 1.8 | ∙ | 7.1 | 0.8 |
Total duration static standing at work (min) | ∙ | 140.8 | 65.3 | ∙ | 156.8 | 69.4 | ∙ | 125.0 | 57.3 |
Total duration dynamic standing at work (min) | ∙ | 220.1 | 95.3 | ∙ | 249.0 | 102.4 | ∙ | 191.8 | 78.7 |
Max bout static standing at work (min) | ∙ | 7.0 | 4.0 | ∙ | 7.3 | 4.1 | ∙ | 6.6 | 3.8 |
Max bout dynamic standing at work (min) | ∙ | 13.7 | 8.1 | ∙ | 14.2 | 8.7 | ∙ | 13.3 | 7.4 |
Heavy lifting at work (0–3)a | ∙ | 1.0 | 1.1 | ∙ | 1.5 | 1.3 | ∙ | 0.4 | 0.6 |
Kneeling at work (0–5)b | ∙ | 1.3 | 1.3 | ∙ | 1.6 | 1.4 | ∙ | 1.0 | 1.1 |
Social climate at work (1–5)c | ∙ | 4.0 | 0.7 | ∙ | 4.0 | 0.7 | ∙ | 4.0 | 0.7 |
Decision control at work (1–5)d | ∙ | 3.1 | 0.7 | ∙ | 3.1 | 0.6 | ∙ | 3.0 | 0.8 |
Fair leadership (1–5)d | ∙ | 4.0 | 0.8 | ∙ | 4.0 | 0.7 | ∙ | 4.0 | 0.9 |
Empowering leadership (1–5)d | ∙ | 3.5 | 1.0 | ∙ | 3.1 | 0.9 | ∙ | 3.9 | 1.0 |
Lower extremity pain intensity score (0–9)e | ∙ | 1.5 | 1.9 | ∙ | 1.2 | 1.7 | ∙ | 1.7 | 2.0 |