Additionally , use of proper safety equipment will impact injury rates and severity .
The extent to which skateboarders switch their skating location and the actual increased amount of skateboarding will affect predictions about injury rates , where they occur , and how severe they are .
Use of proper safety equipment will impact injury rates and severity .
The extent to which skateboarders switch their skating location and the actual increased amount of skateboarding will affect predictions about injury rates , where they occur , and how severe they are .