Table 3. Coefficients of the logistic regression model for the predictive factors of a severe injury event in elite and amateur riders.

	Odds Ratio Elite / Amateur	p-value Elite / Amateur	95% Confidence Interval Elite / Amateur
			Lower bound	Upper bound
	Age (yrs)	1.044 / 0.961	0.950 / 0.209	-1.300 / -0.103	1.386 / 0.022
Exposure time (hrs/yr)	2.518 / 0.998	0.224 / 0.141	-0.566 / -0.004	2.413 / 0.001
Number of injuries ever	1.613 / 0.912	0.468 / 0.168	-0.814 / -0.223	1.771 / 0.039
Number of races per year	4.304 / 0.946	0.178 / 0.177	-0.666 / -0.136	3.585 / 0.025
Mean hours of training per week (hrs)	2.158 / 0.909	0.287 / 0.193	-0.647 / -0.238	2.185 / 0.048
Amount of protective gear items (n)	1.404 / 0.775	0.594 / 0.491	-0.907 / -0.979	1.585 / 0.470