Table 1.

Interventions

	Work-focused intervention		Control interventions
	Oslo	Trondheim	Oslo	Trondheim
Team	Multi-disciplinary health care professionals
	Case worker	Case worker
Total Duration of intervention	3 weeks	3 weeks	3 weeks	3 weeks
Sessions with physiotherapist	7	7	1-2	17
Lectures	4	5	0	8
Group discussions	0	3	0	4
No. of appointments with a medical specialist	2	2	1	2
No. of appointments with case worker	2(−3)	2	0	0