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. 2011 Sep;6(3):150–157.

Table 1.

Demographic Data for Individuals included in the Study.

Criteria Range Average ± SD
Age (years) 11-19 15.32 ± 1.716
Time from initial visit to final visit (days) 2-97 15.46 ± 14.06
Frequency (n) Percent
Sport
 Football 35 33.02%
 Basketball 12 11.32%
 Soccer 11 10.38%
 Baseball 4 3.77%
 Cheerleading 2 1.89%
 Ice Hockey 5 4.72%
 Wrestling 4 3.77%
 Rugby 3 2.83%
 Lacrosse 6 5.66%
 Other 24 22.64%
Level of Participation
 Varsity 46 43.40%
 JV 9 8.49%
 Freshman 10 9.43%
 Middle School 10 9.43%
 6th Grade and under 3 2.83%
 College 2 1.89%
 Recreational 7 6.60%
 Other 19 17.92%
Number of Previous Concussions
 0 63 59.43%
 1 30 28.30%
 2 9 8.49%
 3 3 2.83%
 4 1 0.94%