| Requested diagnostic imaging |  | Initial orthopaedic consultation |  | ||
---|---|---|---|---|---|---|
Pre | Post | Pre | Post | |||
Average per 1000 insured persons (N) | Average per 1000 insured persons (N) | Percentage change (%) * | Average per 1000 insured persons (N) | Average per 1000 insured persons (N) | Percentage change (%) * | |
Intervention region | ||||||
 Hip-related | 15.19 | 13.45 | – 11.5 | 10.92 | 13.14 | +  20.3 |
 Knee-related | 12.72 | 9.51 | – 25.2 | 5.93 | 6.47 | +  9.1 |
 Other joints | 35.45 | 32.14 | – 9.3 | 3.07 | 3.60 | +  17.3 |
Control region | ||||||
 Hip-related | 15.94 | 15.43 | – 3.2 | 11.30 | 13.50 | +  19.5 |
 Knee-related | 13.24 | 12.91 | – 2.5 | 5.37 | 6.77 | +  26.1 |
 Other joints | 43.95 | 43.73 | – 0.5 | 5.04 | 5.34 | +  6.0 |