Table 3. . Suspected skiing- or snowboarding-related concussion rate by category.

	Rate of suspected concussion	p-value
Gender:		0.416
Male	21.88%
Female	15.38%
Helmet use:		0.253
Helmet	21.01%
No helmet	8.70
Style preference:		0.768
Ski	19.64%
Snowboard	17.07%
Experience level:		0.003
Beginner	3.85%
Intermediate	14.08%
Advanced	31.25%
Terrain park frequency:		0.0013
Often	36.17%
Occasionally	16.67%
Never	7.55%
Freestyle competition:		0.0038
Yes	53.85%
No	16.22%