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Table 1 Baseline characteristics of the non-responders and responders

From: Effects of a randomized controlled intervention trial on return to work and health care utilization after long-term sickness absence

N = 1352

Non-responders n = 909

Responders n = 443

p value

Women, n (%)

520 (57)

273 (62)

0.12 A

Age, average years (SD)

41.3 (11.8)

44.4 (10.8)

0.05 B

Work n (%)

  

0.15 A

Farming, fishery, industry

150 (17)

65 (15)

 

Construction, trading and transport

231 (25)

109 (25)

 

Communication, information, finance, insurance, real estate and consultancy

103 (11)

49 (11)

 

Public administration, teaching, health, culture and leisure

329 (36)

189 (43)

 

Other

36 (4)

11 (2)

 

Missing

60 (7)

20 (5)

 

Self-reported reason for sickness absence n (%)

  

<0.001 A

Musculoskeletal disorder (MSD)

387 (43)

244 (55)

 

Common mental disorder (CMD)

294 (32)

94 (21)

 

Stress

95 (19)

52 (12)

 

Functional somatic syndrome/unknown

19 (2)

10 (2)

 

Heart disorder, lung disorder, cancer

36 (4)

12 (3)

 

Other

78 (9)

31 (7)

 

Previous year before inclusion median (iqr)

Employment or unemployment, weeks

42 (26-46)

42 (33-45)

0.35 C

Duration of sickness absence, weeks

7 (5-12)

7 (6-11)

0.43 C

Health care utilization

Visits in general practice

11 (7-18)

12 (7-18)

0.30 C

Visits in physiotherapist clinics

0 (0-0)

0 (0-1)

0.30 C

Visits in out-patient clinics

2 (1-6)

3 (1-6)

0.58 C

Visits in psychiatric out-patient clinics

0 (0-0)

0 (0-0)

0.19 C

Admissions in hospitals

0 (0-0)

0 (0-0)

0.45 C

Admissions in psychiatric hospitals

0 (0-0)

0 (0-0)

0.02 C

One year after inclusion

Labour market participation n (%)

  

0.92 A

Non-RTW

309 (34)

146 (33)

 

RTW

548 (60)

273 (62)

 

Old age and disability pension

50 (6)

22 (5)

 

Died

2 (0)

2 (0)

 
  1. A Chi2 test, B t-test, C Wilcoxon rank sum test