“…Stansfeld and Candy, 2006;Kivimäki et al, 2012) and low levels of control are a common feature of work in transport (Jettinghoff and Houtman, 2009 Similarly, there are some interesting contradictions in the findings regarding working hours. This has been recognised as a challenge in the industry (Escoto et al, 2010;Johansson et al, 2012;Machin and Hoare, 2008), yet within the current study hours was one of the highest scoring dimensions, with a score of 74.6. There are a number of explanations for this apparent anomaly, including the possibility that the questions about hours which are included in the DGB-Index relate to issues around their planning rather than the reality of working irregular and unsociable hours (Prümper and Richenhagen, 2009).…”