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Table 3 Demographic of the healthy controls and post-concussed groups N = 124

From: The frequency of post-traumatic stress disorder symptoms in athletes with and without sports related concussion

 

Healthy controls (HC)

Post-concussed (PC)

n = 62

n = 62

Frequency

Percent

Frequency

Percent

Country of origin

 USA

56

90.3

58

93.5

 Canada

1

1.6

0

0.0

 Mexico

2

3.2

1

1.6

 Latvia

2

3.2

0

0.0

 Czech Republic

0

0.0

1

1.6

 Belgium

0

0.0

1

1.6

 Slovakia

1

1.6

0

0

 Puerto Rico

0

0.0

1

1.6

Sport

 Collision

35

56.5

34

54.8

 Contact

23

37.1

26

41.9

 Non-contact

4

6.5

2

3.2

Type of sports

 Football

28

45.2

25

40.3

 Ice hockey

7

11.3

9

14.5

 Soccer

1

1.6

5

8.1

 Basketball

9

14.5

7

11.3

 Softball

9

14.5

7

11.3

 Baseball

1

1.6

4

6.5

 Volleyball

3

4.8

3

4.8

 Cheerleading

4

6.5

2

3.2

Level of sport

 Collegiate

56

90.3

53

85.5

 Semi professional

6

9.7

9

14.5

Nature of position

 Defensive

26

41.9

22

35.5

 Offensive

31

50.0

38

61.3

 Individual sport

5

8.1

2

3.2

Handiness

 Right

53

85.5

52

83.9

 Left

4

6.5

7

11.3

 Ambidextrous

5

8.1

3

4.8