n | Crudea | Model 1b | Model 2c | ||||
---|---|---|---|---|---|---|---|
OR | 95% CI | OR | 95% CI | OR | 95% CI | ||
Number of somatic symptoms | |||||||
0 (ref.) | 103 | 1.00 | – | 1.00 | – | 1.00 | – |
1 | 87 | 1.87 | 0.64–5.47 | 1.63 | 0.55–4.85 | 1.54 | 0.51–4.66 |
2–4 | 129 | 3.51** | 1.37–8.98 | 2.77* | 1.04–7.39 | 2.67 | 0.98–7.25 |
≥5 | 56 | 8.30*** | 3.08–22.41 | 5.75** | 1.98–16.72 | 5.03** | 1.66–15.28 |