Table 2 Comparison of labor market participation and sickness absence at baseline in the four groups
| Â | Number | Cases % (N) | Crude OR (95Â % CI) | Adjusted OR (95Â % CI) |
|---|---|---|---|---|
Out of work at baseline | ||||
 Healthy group | 2771 | 7.40 (205) | 1 (Reference) | 1 (Reference) |
 High-symptom-no-chronic group (MUS) | 272 | 11.40 (31) | 1.61 (1.08–2.40) | 1.35 (0.89–2.06) |
 Low-symptom-chronic group | 4259 | 12.63 (538) | 1.81 (1.53–2.14) | 1.71 (1.43–2.04) |
 High-symptom-chronic group | 885 | 30.62 (271) | 5.53 (4.52–6.76) | 4.52 (3.65–5.60) |
Six days or more of sickness absence, 12Â months before baseline (self-reported) | ||||
 Healthy group | 2566 | 17.42 (447) | 1 (Reference) | 1 (Reference) |
 High-symptom-no-chronic group (MUS) | 241 | 31.54 (76) | 2.18 (1.63–2.92) | 2.16 (1.61–2.92) |
 Low-symptom-chronic group | 3721 | 23.68 (881) | 1.47 (1.30–1.67) | 1.47 (1.29–1.67) |
 High-symptom-chronic group | 614 | 29.83 (256) | 3.39 (2.80–4.10) | 3.28 (2.70–3.99) |
Long-term sickness absence of 8 consecutive weeks, 12Â months before baseline (register data) | ||||
 Healthy group | 2771 | 2.06 (57) | 1 (Reference) | 1 (Reference) |
 High-symptom-no-chronic group (MUS) | 272 | 7.72 (21) | 3.64 (2.00–6.62) | 3.36 (1.83–6.16) |
 Low-symptom-chronic group | 4259 | 5.56 (237) | 2.37 (1.70–3.30) | 2.29 (1.63–3.21) |
 High-symptom-chronic group | 885 | 12.88 (114) | 6.94 (4.72–10.19) | 6.20 (4.18–9.19) |