Table 1.
Demographic characteristics
| Variable | Mean | SD | 95% CI | Range |
|---|---|---|---|---|
| Age (years) | 39 | 11.7 | 37 to 40 | 18 to 64 |
| BMI kg/m2 | 27.3 | 4.7 | 26.7 to 27.9 | 18.2 to 44.0 |
| Sex* | 198 m/56 f | N/A | N/A | N/A |
| Previous injuries during the last 12 months (yes/no)* | 40/214 | N/A | N/A | N/A |
| Standing work (years) | 19 | 11.8 | 17.6 to 20.5 | 1 to 50 |
| Standing work today (min) | 259 | 114 | 244 to 273 | 0 to 720 |
| Foot size (cm) | 26.3 | 1.7 | 26.1 to 26.4 | 22 to 30.3 |
Demographic characteristics of the participants (n = 254). SD: standard deviation; 95% CI: 95% confidence intervals; cm: centimetre; min: minutes; * proportion presented. Standing work years represents the total number of years performing standing work. Standing work today represents the number of hours worked at the time of measurement. N/A = not available