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. Author manuscript; available in PMC: 2011 May 1.
Published in final edited form as: Neurobiol Aging. 2008 Jul 7;31(5):787–795. doi: 10.1016/j.neurobiolaging.2008.05.021

Table 3.

Mean Cognitive Test Performance in Right- Versus Left-Handed ε2-positive Children

ε2+
Test Right Left pc
RCFT-CCa 46.33 (16.69) 42.87 (15.88) .567
Mathb 64.27 (16.73) 76.17 (18.97) .170
Languageb 73.07 (16.49) 65.33 (16.46) .310
Readingb 66.33 (17.56) 77.83 (19.07) .242
Spellingb 67.40 (16.56) 64.33 (14.02) .724
a

Based on n = 17 right-handed children and n = 7 left-handed children; data presented as mean (standard deviation).

b

Based on n = 15 right-handed children and n = 6 left-handed children; data presented as mean (standard deviation).

c

Mann-Whitney U tests used test differences between right- and left-handed subjects.