Table 1.
Annual consultation incidence (per 1000 persons) of OA (any joint and by selected body region): CiPCA 2010a
| Total population |
Population ≥15 years of age |
Population ≥45 years of age |
||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Numerator | Denominator | IR (95% CI) | Numerator | Denominator | IR (95% CI) | Numerator | Denominator | IR (95% CI) | ||
| OA | Total | 627 | 87 458 | 7.2 (6.6, 7.8) | 627 | 73 207 | 8.6 (7.9, 9.3) | 597 | 37 067 | 16.1 (14.8, 17.5) |
| Men | 230 | 43 907 | 5.2 (4.6, 6.0) | 230 | 36 637 | 6.3 (5.5, 7.1) | 221 | 18 358 | 12.0 (10.5, 13.7) | |
| Women | 396 | 43 548 | 9.1 (8.2, 10.0) | 396 | 36 567 | 10.8 (9.8, 12.0) | 376 | 18 707 | 20.1 (18.1, 22.2) | |
| Hip OA | Total | 109 | 92 587 | 1.2 (1.0, 1.4) | 109 | 78 336 | 1.4 (1.1, 1.7) | 102 | 42 099 | 2.4 (2.0, 2.9) |
| Men | 40 | 45 916 | 0.9 (0.6, 1.2) | 40 | 38 646 | 1.0 (0.7, 1.4) | 40 | 20 306 | 2.0 (1.4, 2.7) | |
| Women | 69 | 46 671 | 1.5 (1.2, 1.9) | 69 | 39 690 | 1.7 (1.4, 2.2) | 62 | 21 793 | 2.8 (2.2, 3.6) | |
| Knee OA | Total | 267 | 90 695 | 2.9 (2.6, 3.3) | 267 | 76 444 | 3.5 (3.1, 3.9) | 260 | 40 229 | 6.5 (5.7, 7.3) |
| Men | 149 | 45 138 | 3.3 (2.8, 3.9) | 149 | 37 868 | 3.9 (3.3, 4.6) | 145 | 19 543 | 7.4 (6.3, 8.7) | |
| Women | 156 | 45 557 | 3.4 (2.9, 4.0) | 156 | 38 576 | 4.0 (3.4, 4.7) | 153 | 20 684 | 7.4 (6.3, 8.7) | |
| Hand OA | Total | 103 | 92 712 | 1.1 (0.9, 1.3) | 103 | 78 461 | 1.3 (1.1, 1.6) | 100 | 42 219 | 2.4 (1.9, 2.9) |
| Men | 24 | 46 125 | 0.5 (0.3, 0.8) | 24 | 38 855 | 0.6 (0.4, 0.9) | 22 | 20 510 | 1.1 (0.7, 1.6) | |
| Women | 80 | 46 588 | 1.7 (1.4, 2.1) | 80 | 39 607 | 2.0 (1.6, 2.5) | 79 | 21 710 | 3.6 (2.9, 4.5) | |
aCalculated using the maximum available (10 year) run-in period method. CiPCA: Consultations in Primary Care Archive; IR: incidence rate (annual consultation).