Table 2.
Participant characteristics by arthritis type.
| Variable | RA N=37 |
OA N=38 |
p-value |
|---|---|---|---|
| Age | 46.6 ± 12.1 | 57.9 ± 8.7 | <.001 |
| Female sex (n, %) | 36 (97%) | 36 (95%) | .572 |
| College graduate | 20 (54%) | 19 (50%) | .831 |
| Minority | 14 (38%) | 20 (53%) | .198 |
| Disease duration | 8.5 ± 7.6 | 10.1 ± 10.2 | .431 |
| SF36 Component Scores | |||
| Physical Component (PCS) | 34.1 ± 10.9 | 35.5 ± 9.8 | .568 |
| Mental Component (MCS) | 48.6 ± 12.4 | 54.4 ± 9.9 | .032 |
| SF36 Scales | |||
| Physical Function | 57.7 ± 24.6 | 49.6 ± 21.5 | .142 |
| Role Physical | 34.1 ± 38.4 | 43.4 ± 37.5 | .305 |
| Bodily Pain | 48.0 ± 19.1 | 53.7 ± 17.4 | .193 |
| General Health | 46.7 ± 24.3 | 66.7 ± 18.2 | .000 |
| Vitality | 45.6 ± 21.2 | 51.1 ± 20.2 | .272 |
| Social Function | 62.9 ± 24.7 | 79.6 ± 22.6 | .004 |
| Role Emotional | 68.7 ± 42.4 | 71.1 ± 40.4 | .811 |
| Mental Health | 69.7 ± 21.1 | 80.1 ± 13.1 | .014 |
Values are the mean and SD unless otherwise indicated.