Table 2.
Model 1 | Model 2 | Model 3 | |||||||
---|---|---|---|---|---|---|---|---|---|
HR | 95% CI | p value | HR | 95% CI | p value | HR | 95% CI | p value | |
Age at baseline | 1.13 | 1.09–1.17 | <0.001 | 1.13 | 1.09–1.17 | <0.001 | 1.13 | 1.09–1.17 | <.001 |
Sex, Female | 0.98 | 0.66–1.46 | 0.938 | 0.97 | 0.65–1.45 | 0.909 | 1.01 | 0.68–1.50 | 0.967 |
Education, years | 0.99 | 0.93–1.04 | 0.732 | 0.99 | 0.93–1.04 | 0.774 | 0.99 | 0.94–1.05 | 0.782 |
Race, African-American | 1.45 | 0.96–2.18 | 0.073 | 1.42 | 0.94–2.14 | 0.091 | 1.42 | 0.94–2.14 | 0.092 |
Medical comorbidity | 0.97 | 0.81–1.16 | 0.756 | 0.94 | 0.78–1.12 | 0.494 | 0.96 | 0.80–1.14 | 0.630 |
Pain intensity | 1.02 | 0.89–1.18 | 0.693 | 0.90 | 0.75–1.08 | 0.264 | |||
Pain interference | 1.24 | 1.03–1.49 | 0.021 | 1.36 | 1.07–1.73 | 0.013 |
Model 1: adjusted for demographics and pain intensity; Model 2: adjusted for demographics and pain interference Model 3: adjusted for demographics, pain intensity and pain interference.