Comparison of multimorbidity prevalence between RA and patients without RA
| Multimorbidity ≥2 conditions | Multimorbidity ≥3 conditions | |||
| N (%) | OR (95% CI) | N (%) | OR (95% CI) | |
| Baseline (all patients, n=277 782) | ||||
| RA | 47 083 (33.9) | 2.29 (2.25 to 2.34) | 29 229 (21.0) | 2.42 (2.36 to 2.48) |
| Non-RA | 29 311 (21.1) | 1 | 16 083 (11.6) | 1 |
| With ≥1 year of follow-up for matched pair (n=226 850) | ||||
| RA | 58 774 (51.8) | 2.47 (2.42 to 2.51) | 39 160 (34.5) | 2.55 (2.50 to 2.61) |
| Non-RA | 37 372 (33.0) | 1 | 21 552 (19.0) | 1 |
RA and non-RA matched on sex, year of birth and year of entry into the database.
All p<0.001.
RA, rheumatoid arthritis.;