Association between individual disposable income and long duration troublesome neck pain in cohort I (no neck pain at baseline), presented with ORs
| Individual disposable income (Swedish kroner/year) | Cases/non-cases | Men (n=4745) | Women (n=3603) | ||
| Crude OR (95% CI) | Adjusted OR* (95% CI) | Crude OR (95% CI) | Adjusted OR† (95% CI) | ||
| ≥207 500 (ref) | 66/2252 | 1 | 1 | 1 | 1 |
| 154 200–207 499 | 59/1968 | 1.0 (0.6 to 1.7) | 1.0 (0.6 to 1.7) | 1.0 (0.6 to 1.8) | 1.0 (0.6 to 1.7) |
| 115 300–154 199 | 91/1930 | 1.3 (0.8 to 2.0) | 1.3 (0.8 to 2.0) | 1.9 (1.2 to 3.0) | 1.7 (1.0 to 2.7) |
| 0–115 299 | 105/1780 | 1.8 (1.1 to 2.7) | 1.8 (1.1 to 2.8) | 2.0 (1.2 to 3.1) | 1.6 (1.0 to 2.6) |