Table 2 Risk of anxiety and depression at follow-up associated with number of chronic pain sites at baseline
Anxiety and/or depressiona | Anxietyb | Depressionc | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Chronic pain variables | No. of persons | No. of cases | Age-adjusted RRd | Multi-adjusted, RRe (95% CI) | No. of cases | Age-adjusted RRd | Multi-adjusted RRe (95% CI) | No. of cases | Age-adjusted RRd | Multi-adjusted RRe (95% CI) |
No chronic pain | 9380 | 962 | 1.00 | 1.00 (reference) | 730 | 1.00 | 1.00 (reference) | 394 | 1.00 | 1.00 (reference) |
1–2 pain sites | 4161 | 482 | 1.14 | 1.13 (1.02–1.25) | 352 | 1.14 | 1.13 (1.00–1.28) | 240 | 1.32 | 1.30 (1.11–1.52) |
3–4 pain sites | 2865 | 401 | 1.39 | 1.34 (1.19–1.50) | 302 | 1.47 | 1.38 (1.21–1.57) | 166 | 1.30 | 1.29 (1.08–1.54) |
≥5 pain sites | 1895 | 310 | 1.64 | 1.54 (1.36–1.75) | 231 | 1.76 | 1.60 (1.38–1.85) | 126 | 1.45 | 1.45 (1.18–1.76) |