Demographics and rheumatoid serology of the human immunodeficiency virus (HIV) and control groups.
| Characteristics | HIV Group, n = 43 | Control Group, n = 43 | p |
|---|---|---|---|
| Age, yrs, mean (SD) | 47.1 (10.1) | 45.7 (8.0) | NS |
| Mean (SD) age at RA diagnosis, yrs | 36.4 (12.1) | 38.5 (8.0) | NS |
| Mean (SD) total RA disease duration, yrs | 10.5 (8.5) | 7.1 (3.8) | 0.02 |
| Mean (SD) HIV disease duration, yrs | 2.9 (2.0) | — | — |
| Female: Male | 39:4 | 40:3 | |
| RF (%) | 38 (88) | 32 (74) | NS |
NS: not significant; RA: rheumatoid arthritis; RF: rheumatoid factor.