The association of comorbidities on health outcomes (EQ-5D-3L summary score—good vs poor health) at different time points postinjury
| Comorbidities | N | Good health vs poor health | |||
| 6–12 months postinjury | 13–24 months postinjury | 25–36 months postinjury | ≥36 months postinjury | ||
| N=504 | N=358 | N=182 | N=176 | ||
| OR (95% CI) | OR (95% CI) | OR (95% CI) | OR (95% CI) | ||
| Asthma | 178 | 0.61 (0.35 to 1.06) | 1.54 (0.76 to 3.11) | 0.86 (0.33 to 2.25) | 1.58 (0.43 to 5.75) |
| Arthritis | 203 | 3.70 (1.95 to 6.99) | 2.42 (1.14 to 5.11) | 2.07 (0.80 to 5.35) | 2.79 (0.62 to 12.6) |
| Stroke | 13 | 1.60 (1.14 to 17.8) | 1.48 (1.33 to 16.4) | NA | NA |
| Chronic back pain | 166 | 3.51 (1.76 to 6.98) | 2.92 (1.35 to 6.32) | 1.49 (0.46 to 4.75) | 1.47 (0.40 to 5.38) |
| Other chronic pain | 106 | 9.00 (2.08 to 38.8) | 2.47 (0.96 to 6.34) | 2.61 (0.56 to 12.1) | NA |
| Diabetes | 82 | 2.41 (1.05 to 5.51) | 1.37 (0.49 to 3.79) | NA | NA |
| Hypertension | 232 | 1.28 (0.77 to 2.13) | 1.80 (0.95 to 3.38) | 1.88 (0.72 to 4.89) | 1.44 (0.51 to 4.07) |
| Heart condition | 72 | 1.52 (0.63 to 3.67) | 1.63 (0.60 to 4.41) | 4.36 (0.54 to 5.22) | 1.55 (1.09 to 3.15) |
| Cancer | 43 | 2.24 (0.70 to 7.16) | 3.75 (0.43 to 32.4) | 1.02 (0.19 to 5.47) | NA |
| Depression | 216 | 3.91 (2.12 to 7.23) | 4.34 (2.16 to 9.07) | 1.85 (0.59 to 5.81) | 6.49 (0.84 to 5.02) |
| Anxiety | 212 | 3.70 (1.95 to 6.99) | 4.82 (2.28 to 10.1) | 5.24 (1.18 to 23.1) | 1.65 (1.21 to 1.98) |
| Other long-term | 873 | 1.73 (0.91 to 3.30) | 1.01 (0.51 to 2.00) | 3.35 (0.73 to 15.2) | 2.62 (0.57 to 11.8) |
Outcome=EQ-5D-3L summary score collapsed into dichotomous outcome (0=’very good’ and ‘good health’ and 1=‘fair’ and ‘poor health’).
Values in bold=significant (p value<0.05)
NA, data were not available; OR, unadjusted odds ratio.