Table 1 Client characteristics: available background variables and outcome measures for all clients in the analysis* (n = 83755)

Gender

   (background)

Man(= 1)(ref)

44.4%

Woman (= 2)

55.6%

Age

   (background)

15-24 years

2.6%

25-34 years

19.3%

35-44 years

36.1%

45-54 years

32.4%

≥ 55 years

9.6%

Mean (sd) median age (years)

42.5 (9.1) 43.0

Statutory regime

   (background)

WAO (= 1) (ref)

26.8%

HERBO (= 2)

47.5%

WIA (= 3)

25.7%

Sector of Occupation

   (background)

Agriculture/Fishery/Foods (= 1)

4.4%

Construction (= 2)

6.3%

Industry (= 3)

9.1%

Retail/Wholesale (= 4)

9.4%

Transport (= 5)

3.3%

Financial Services(= 6)

6.1%

Employment Agencies (= 7)

5.5%

Health and Care(= 8)

14.1%

Education(= 9)

3.0%

Other Governmental (= 10)

4.8%

Other company/profession (= 11) (ref)

34.2%

Diagnosis

   (background)

Cardiovascular (= 1)(ref)

5.1%

Musculoskeletal (= 2)

32.2%

Mental (= 3)

34.3%

Other(= 4)

28.5%

Objectification of Complaints

   (background)

Yes (= 0) (ref)

48.1%

No (= 1)

51.9%

No Sustainable Capacities Left Extended

   (outcome measure)

No (= 0) (ref)

65.0%

Yes (= 1)

35.0%

Maximum Work Disability Class

   (outcome measure)

< 80% (= 0) (ref)

57.2%

80 - 100% (= 1)

42.8%