Percentage of all musculoskeletal consultations that are rheumatoid arthritis, osteoarthritis or arthralgia by age group.
| Age, years | MSGP 91/92 | GPRD 1991 | GPRD 2001 | RCGP WRS 2001 | CiPCA 2001 |
|---|---|---|---|---|---|
| Rheumatoid arthritis | |||||
| All | 4.2 | 1.0 | 1.7 | 3.7 | 3.5 |
| 15–24 | 0.4 | 0.4 | 0.5 | 1.6 | 0.1 |
| 25–44 | 2.3 | 0.5 | 1.0 | 1.3 | 1.4 |
| 45–64 | 5.4 | 1.2 | 2.0 | 4.5 | 5.0 |
| 65–74 | 6.3 | 1.6 | 2.6 | 5.8 | 4.1 |
| ≥75 | 3.6 | 1.1 | 1.7 | 3.8 | 3.5 |
| Osteoarthritis | |||||
| All | 19.2 | 3.6 | 9.4 | 11.9 | 9.8 |
| 15–24 | 1.1 | 0.1 | 0.1 | 0.1 | 0.0 |
| 25–44 | 4.0 | 0.6 | 1.3 | 1.3 | 0.8 |
| 45–64 | 19.8 | 3.8 | 8.5 | 11.4 | 8.6 |
| 65–74 | 31.7 | 6.5 | 16.1 | 20.3 | 17.2 |
| ≥75 | 40.0 | 7.5 | 19.1 | 25.2 | 20.0 |
| Arthralgia | |||||
| All | 10.3 | 13.0 | 21.9 | 17.7 | 15.3 |
| 15–24 | 18.4 | 13.4 | 32.5 | 22.5 | 19.2 |
| 25–44 | 12.8 | 10.5 | 21.1 | 19.4 | 16.5 |
| 45–64 | 9.1 | 12.6 | 21.3 | 18.5 | 15.8 |
| 65–74 | 8.2 | 15.3 | 21.7 | 14.9 | 13.8 |
| ≥75 | 8.0 | 17.5 | 22.0 | 14.2 | 13.0 |