Table 4.
Logistic regression models for high stress (PSS>6) longitudinally (wave 7).
| Longitudinal model (n = 606) | ||||
|---|---|---|---|---|
| Variable | OR | 95% CI | P -value | |
| Step 1 | Age | 0.99 | (0.98, 1.01) | 0.40 |
| Married | 1.47 | (0.94, 2.10) | 0.09 | |
| Income | 0.76 | (0.68, 0.86) | <0.000 | |
| Step 2 | Age | 0.98 | (0.98, 1.00) | 0.05 |
| Married | 1.57 | (1.03, 2.40) | 0.036 | |
| Income | 0.82 | (0.72, 0.93) | 0.0014 | |
| SLE activity | 1.16 | (1.05, 1.28) | 0.0025 | |
| Flare severity | 1.13 | (0.90, 1.43) | 0.29 | |
| Damage score | 1.09 | (0.99, 1.20) | 0.07 | |
| Immunosuppressive use | 0.95 | (0.64, 1.41) | 0.78 | |
| Step 3 | Age | 0.98 | (0.96, 1.00) | 0.046 |
| Married | 1.28 | (0.80, 2.03) | 0.31 | |
| Income | 0.91 | (0.99, 1.05) | 0.20 | |
| SLE activity | 0.91 | (0.80, 1.03) | 0.13 | |
| Flare severity | 1.10 | (0.85, 1.43) | 0.48 | |
| Damage score | 0.99 | (0.89, 1.11) | 0.90 | |
| Immunosuppressive use | 1.19 | (0.77, 1.83) | 0.45 | |
| Physical component score | 0.94 | (0.92, 0.97) | <0.0001 | |
| Mental component score | 0.92 | (0.90, 0.94) | <0.0001 | |
| Cognitive functioning scale | 1.00 | (0.99, 1.01) | 0.91 | |
| Step 4 | Age | 0.98 | (0.97, 1.00) | 0.10 |
| Married | 1.25 | (0.77, 2.01) | 0.37 | |
| Income | 0.93 | (0.81, 1.08) | 0.33 | |
| SLE activity | 0.90 | (0.79, 1.03) | 0.13 | |
| Flare severity | 1.11 | (0.85, 1.45) | 0.46 | |
| Damage score | 0.99 | (0.88, 1.11) | 0.84 | |
| Immunosuppressive use | 1.14 | (0.73, 1.79) | 0.57 | |
| Physical component score | 0.94 | (0.92, 0.97) | <0.0001 | |
| Mental component score | 0.92 | (0.90, 0.94) | <0.0001 | |
| Cognitive functioning scale | 1.00 | (0.99, 1.02) | 0.56 | |
| Rheumatologist | 1.19 | (0.65, 2.18) | 0.57 | |
| Emergency room or hospitalization | 1.18 | (0.73, 1.90) | 0.51 | |
| Quality of care | 0.97 | (0.88, 1.08) | 0.61 | |
| Step 5 | Age | 0.99 | (0.97, 1.01) | 0.18 |
| Married | 1.24 | (0.75, 2.07) | 0.41 | |
| Income | 0.92 | (0.79, 1.07) | 0.27 | |
| SLE activity | 0.88 | (0.77, 1.02) | 0.08 | |
| Flare severity | 1.16 | (0.87, 1.54) | 0.32 | |
| Damage score | 0.99 | (0.86, 1.13) | 0.83 | |
| Immunosuppressive use | 1.22 | (0.76, 1.95) | 0.42 | |
| Physical component score | 0.95 | (0.92, 0.98) | 0.0003 | |
| Mental component score | 0.92 | (0.92, 0.95) | <0.0001 | |
| Cognitive functioning scale | 1.01 | (0.99, 1.02) | 0.47 | |
| Rheumatologist | 1.15 | (0.62, 2.16) | 0.65 | |
| Emergency room or hospitalization | 1.21 | (0.73, 2.02) | 0.46 | |
| Quality of care | 1.00 | (0.90, 1.12) | 0.98 | |
| Variable | OR | 95% CI | P -value | |
| Fibromyalgia | 1.52 | (0.93, 2.48) | 0.09 | |
| Heart disease | 1.10 | (0.52, 2.31) | 0.81 | |
| Diabetes | 2.08 | (0.98, 4.41) | 0.06 | |
| Hypertension | 0.62 | (0.39, 1.00) | 0.51 | |
| Cancer | 1.06 | (0.31, 3.66) | 0.92 | |
| Anxiety | 1.49 | (0.86, 2.61) | 0.16 | |
| Depression | 1.17 | (0.71, 1.94) | 0.53 | |
| Step 6 | Age | 0.99 | (0.97, 1.01) | 0.30 |
| Married | 1.12 | (0.66, 1.90) | 0.67 | |
| Income | 0.93 | (0.79, 1.09) | 0.35 | |
| SLE activity | 0.90 | (0.78, 1.04) | 0.17 | |
| Flare severity | 1.10 | (0.82, 1.48) | 0.53 | |
| Damage score | 1.00 | (0.87, 1.14) | 0.96 | |
| Immunosuppressive use | 1.17 | (0.72, 1.90) | 0.53 | |
| Physical component score | 0.95 | (0.93, 0.98) | 0.0007 | |
| Mental component score | 0.94 | (0.92, 0.97) | 0.0001 | |
| Cognitive functioning scale | 1.01 | (1.00, 1.03) | 0.21 | |
| Rheumatologist | 1.12 | (0.59, 2.10) | 0.74 | |
| Emergency room or hospitalization | 1.23 | (0.73, 2.08) | 0.43 | |
| Quality of care | 1.00 | (0.89, 1.12) | 0.97 | |
| Fibromyalgia | 1.43 | (0.86, 1.12) | 0.17 | |
| Heart disease | 1.09 | (0.51, 2.32) | 0.83 | |
| Diabetes | 1.73 | (0.80, 3.76) | 0.17 | |
| Hypertension | 0.64 | (0.39, 1.04) | 0.07 | |
| Cancer | 0.91 | (0.27, 3.12) | 0.89 | |
| Anxiety | 1.45 | (0.82, 2.58) | 0.20 | |
| Depression | 1.14 | (0.68, 1.91) | 0.62 | |
| Stress PSS >6 baseline | 3.16 | (1.85, 5.37) | <0.0001 | |