Table 1

Description of the study sample (n = 263)
Median Mean SD Min.–max.
Age 29.0 31.8 12.4 17–65
Education (years) 3.6 3.6 1.3 0–7
Years in current companya 5.0 8.8 10.0 0–48
Years in working lifeb 8.0 12.2 12.4 0–47

a Apprentice period included.

b Apprentice period not included.

Morken et al.

Morken et al. BMC Public Health 2012 12:813   doi:10.1186/1471-2458-12-813

Open Data