Table 2 Demographic characteristics of participants in survey validation (Group 1)

Location

Georgia

21

7.2

Seattle

270

92.8

Sport

Soccer

242

83.2

Football

49

16.8

Gender

Male

139

50.4

Female

130

47.1

Prefer not to answer

7

2.5

Age (years)

9

18

6.5

10

36

13

11

50

18.1

12

30

10.8

13

93

33.6

14

40

14.4

15

6

2.2

16

4

1.4

Race

Caucasian or White

161

62.2

African American or Black

11

4.2

Asian-American

32

12.4

Native Hawaiian/Pacific Islander

3

1.2

Other

25

9.7

More than one race reported

27

10.4

Mexican, Hispanic, or Latin American descent

No

187

67.8

Yes

47

17.0

I don't know

42

15.2

Number of times diagnosed with a concussion

0

159

79.1

1

24

11.9

2

12

6.0

3

2

1.0

4

4

2.0

5 + 

0

0