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. Author manuscript; available in PMC: 2017 Feb 28.
Published in final edited form as: Clin Neuropsychol. 2016 Feb 29;30(2):338–350. doi: 10.1080/13854046.2016.1138504

Table 1.

Sample demographic characteristics by normative group.

High School Females High School Males College Females College Males

M SD M SD M SD M SD
Age 16.2 1.1 15.9 1.0 18.9 1.1 19.1 1.3
WTAR standard score 105.2 10.6 101.5 13.3 103.6 11.1 100.0 12.8
Completed Education 9.7 1.0 9.7 1.0 12.8 1.0 12.6 .9

Race n % n % n % n %

 American Indian/Alaska Native 0 .0 4 .7 1 .5 5 .5
 Asian 5 2.0 12 2.1 1 .5 9 .9
 Black 12 4.7 98 17.3 1 .5 132 13.3
 Pacific Islander 2 .8 4 .7 3 1.4 3 .3
 White 231 90.6 436 76.9 205 95.8 819 82.3
 Unknown 5 2.0 13 2.3 3 1.4 22 2.2
Sport 0 .0 0 .0 0 .0 0 .0
 Football 0 .0 319 56.3 0 .0 667 67.0
 Soccer 166 65.1 148 26.1 151 70.6 191 19.2
 Field hockey 37 14.5 0 .0 0 .0 0 .0
 Wrestling 0 .0 76 13.4 0 .0 0 .0
 Lacrosse 0 .0 11 1.9 40 18.7 99 9.9
 Rugby 51 20.0 0 .0 0 .0 0 .0
 Ice Hockey 1 .4 13 2.3 23 10.7 38 3.8

Note: n = 2,031. Sample size for each group is as follows: High School Female: n = 255; High School Male: n = 567; College Female: n = 214; and College Male: n = 955. WTAR = Wechsler Test of Adult Reading.