Table IV.
Multivariate associations of pain and physical disability with anxiety symptoms
| Variable | Coefficient (β) | Standard error | t | P>|t| | [95% CI] |
|---|---|---|---|---|---|
| Pain | 1.59 | 0.09 | 17.45 | <0.001 | 1.41–1.77 |
| Disability | 0.12 | 0.12 | 0.94 | 0.348 | −0.13 to 0.36 |
| Age | −0.01 | 0.02 | −0.82 | 0.412 | −0.04 to 0.02 |
| Sex | 0.39 | 0.05 | 7.61 | <0.001 | 0.29–0.49 |
| Ethnic group | |||||
| Black | −0.08 | 0.08 | −1.01 | 0.313 | −0.24 to 0.08 |
| Hispanic | 0.04 | 0.08 | 0.56 | 0.577 | −0.11 to 0.20 |
| Other | 0.25 | 0.09 | 2.84 | 0.005 | 0.08–0.43 |
| Income | <−0.01 | <0.01 | −2.56 | 0.012 | −0.00 to −0.00 |
| Constant | 2.05 | 0.25 | 8.32 | <0.001 | 1.56–2.54 |
The reference category for sex is female and for ethnic group is white. No interaction effects between having chronic pain and a physical disability were found.