All and severe injury rates (per 1000 feature exposures and 95% CI)
| Feature | All injuries* rate (95% CI) | Severe injuries* rate (95% CI) |
|---|---|---|
| Aerial manoeuvre or substantial drop to the ground | ||
| Half-pipe | 2.6 (1.5 to 4.0) | 1.8 (0.9 to 3.0) |
| Jumps | 2.6 (2.1 to 3.2) | 1.8 (1.4 to 2.3) |
| Kickers | 0.6 (0.5 to 0.8) | 0.4 (0.3 to 0.5) |
| Mushroom | 0.5 (0.3 to 0.8) | 0.2 (0.1 to 0.5) |
| Small drop to the ground | ||
| Boxes | 0.7 (0.5 to 0.8) | 0.4 (0.3 to 0.5) |
| Rails | 0.4 (0.3 to 0.6) | 0.2 (0.1 to 0.4) |
| Quarter-pipes | 0.2 (0.1 to 0.4) | 0.1 (0.1 to 0.3) |
*Injury rates were adjusted for weekday versus weekend, time of day and exposure opportunity (ie, incorporates days when the terrain park or certain features were closed).