Characteristics of the patients with RA and controls studied
| Characteristics | Patients with RA | Controls |
|---|---|---|
| (n = 120) | (n = 81) | |
| Women/men | 89/31 | 58/23 |
| Age (years), mean (range) | 54 (19–84) | 54 (14–83) |
| Women’s age (years), mean (range) | 53 (21–84) | 54 (14–83) |
| Men’s age (years), mean (range) | 57 (19–81) | 55 (21–74) |