Population characteristics
| Men | Women | Total | |
|---|---|---|---|
| *p<0.001 for differences between the sexes. | |||
| IQR, Interquartile range; %, column percentage based on non-missing values. One patient did not indicate sex; RF, rheumatoid factor; NSAIDs, non-steroidal anti-inflammatory drugs; DMARDs, disease modifying antirheumatic drugs. | |||
| Number | 230 | 572 | 803 |
| Age (years), mean (SD) | 60 (12) | 59 (13) | 59 (13) |
| Disease duration (years), median (IQR) | 5 (2–13) | 8 (3–15)* | 7 (2–14) |
| RA <2 years, No (%) | 65 (31) | 106 (20)* | 171 (23) |
| RF+, No (%) | 153 (74) | 393 (75) | 546 (75) |
| NSAIDs yes, No (%) | 156 (71) | 403 (73) | 559 (72) |
| DMARDs yes, No (%) | 202 (91) | 497 (90) | 699 (90) |