Table 1.

Epidemiology of all concussions. Wrestling, boxing, and mixed martial arts (MMA) were grouped into the larger combat sports category. Cheerleading and color guard were grouped together into cheerleading. The five primary categories (organized sports, school setting, recreational activities, motor vehicle collision, and home setting) of mechanism of injury for concussions are shown in dark grey cells. The light grey cell are the sub-categories of one of the primary categories.

Epidemiology		No. of Concussions	% of Total Concussions	% of Each Primary Concussion Categories
Total Concussions		1408	100
Organized Sports		751	53.3	100
	Soccer	182	12.9	24.2
	Football	138	9.8	18.4
	Basketball	83	5.9	11.1
	Lacrosse	61	4.3	8.1
	Cheerleading	61	4.3	8.1
	Combat sports	47	3.3	6.3
	Ice Hockey	33	2.3	4.4
	Softball	29	2.1	3.9
	Field Hockey	26	1.8	3.5
	Other Organized Sports	91	6.5	12.1
School-Setting		232	16.5	100
Schooling Levels	High School	100	7.1	43.1
	Middle School	74	5.3	31.9
	Primary School	58	4.1	25.0
In Physical Education Class	For High, Middle and Primary Schooling Levels	149	10.6	64.2
	Basketball	35	2.5	15.1
	Volleyball	27	1.9	11.6
	Other School Setting Activities	87	6.2	37.5
Recreational Activities		95	6.7
Motor Vehicle Collision		93	6.6
Home-Setting		78	5.5
Other		159	11.3