Table 3.
The significance of the DLQI items and age and sex compared to the model containing age, sex, and the DLQI items for each EQ-5D domain
| EQ-5D domain | Covariates: age/sex | Covariates: DLQI | Covariates: age/sex/DLQI | ||||
|---|---|---|---|---|---|---|---|
| −2 log likelihood | Chi-square comparing to full model | Degrees of freedom (df) | −2 log likelihood | Chi-square comparing to full model | Degrees of freedom (df) | −2 log likelihood | |
| Mobility | 507.4 | 171.9 | 2 | 1311 | 107.0 | 10 | 1566 |
| Self-care | 430.8 | 18.7 | 2 | 862.5 | 172.9 | 10 | 988.7 |
| Usual activities | 610.2 | 36.6 | 2 | 1388.1 | 269.2 | 10 | 1754.1 |
| Pain | 783.8 | 37.5 | 2 | 1738 | 424.9 | 10 | 2373.3 |
| Anxiety/depression | 772.6 | 19 | 2 | 1787.9 | 284.4 | 10 | 2451.7 |