Table 2.

Service costs at 12 months follow-up (previous 4 weeks)

	Intervention group n (%) patients	Average costs (SD)	Control group n (%) patients	Average costs (SD)
Medical costs related to psychiatric treatment
Contact with a caregiver from a regional institute for outpatient mental healthcare	58 (91%)	410.1 (532.5)	60 (87%)	269.9 (361.1)
Contact with a psychiatrist, psychologist or psychotherapist at a private (group) practice	5 (8%)	12.1 (55.3)	17 (25%)	33.5 (78.3)
Contact with a psychiatrist, psychologist or psychotherapist (i.e. outpatient visit in hospital)	2 (3%)	2.9 (16.7)	3 (4%)	4.1 (19.5)
Contact with a clinic for alcohol and drugs	–	–	1 (1%)	0.9 (7.5)
Participation in a self-help group	3 (5%)	17.2 (93.4)	1 (1%)	1.7 (13.9)
Day- or part-time psychiatric hospital treatment	–	–	1 (1%)	4.0 (33.5)
Psychiatric hospitalisation	3 (5%)	613.3 (2788.7)	3 (4%)	433.1 (2284.4)
Intervention costs financial incentives	64 (100%)	28.6 (3.2)	0 (0%)	0 (0.0)
Subtotal average sum Excluding hospitalisation		1062.9 (3031.5) 449.6 (530.4)		788.8 (2379.3) 355.7 (463.9
Medical costs related to other healthcare services
Contact with a general practitioner	16 (25%)	8.8 (15.8)	22 (32%)	15.5 (28.2)
Contact with a company doctor	1 (1%)	0.5 (4.1)	1 (1%)	0.5 (4.0)
Contact with a medical specialist (i.e. outpatient visit in hospital)	3 (5%)	4.3 (19.6)	9 (13%)	14.7 (40.6)
Contact with a physiotherapist	2 (3%)	4.6 (33.2)	2 (3%)	3.3 (21.3)
Contact with a social worker	9 (14%)	20.6 (64.8)	12 (17%)	50.6 (241.9)
Home care	5 (8%)	16.6 (60.9)	5 (7%)	10.7 (43.2)
Contact with an alternative healer	–	–	–	–
Day- or part-time treatment	–	–	1 (1%)	32.2 (267.7)
Hospitalisation	4 (6%)	494.8 (2246.4)	3 (4%)	407.2 (2263.5)
Subtotal average sum Excluding hospitalisation		529.6 (2241.7) 52.0 (117.8)		484.0 (2266.6) 78.4 (278.4)
Total costs Excluding hospitalization	64 (100%)	1592.5 (3700.7) 484.4 (538.9)	69 (100%)	1272.8 (3223.7) 432.5 (536.1)