Table 1.

Longboard/skateboard status according to selected variables.

	Longboard		Skateboard		Chi-square
	(n = 474)		(n = 350)		P value
	Number	%	Number	%
Age
2–9	3	0.4	27	7.7	<0.0001
10–14	19	4.0	115	32.9
15–19	190	40.1	116	33.1
20–24	194	40.9	51	14.6
25+	69	14.6	41	11.7
Sex
Male	321	67.7	299	85.4	<0.0001
Female	153	32.3	51	14.6
Etiology
Isolated	447	94.3	338	96.6	0.2355
Vehicle	13	2.7	4	1.1
Other	9	1.9	7	2.0
Unknown	5	1.1	1	0.3
Helmet use
Yes	19	4.0	6	1.7	<0.0001
No	216	45.6	46	13.2
Unknown	239	50.4	298	85.1

Note: the percent column sum is 100 for each variable.