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. Author manuscript; available in PMC: 2010 Oct 1.
Published in final edited form as: Neuropsychologia. 2009 May 3;47(12):2470–2479. doi: 10.1016/j.neuropsychologia.2009.04.024

Table 5.

Size, Location, and Magnitude of TD group’s Activation during the Approximate Calculation Task

Anatomical Region Talairach coordinates cluster size stat max (T) significance TD % sig change 1 MD % sig change 2 BA
X Y Z
RH medial frontal gyrus 18 8 55 4185 12.49 0.001 0.3067 0.2429 6
LH medial frontal gyrus 0 20 46 6843 7.87 0.001 0.3592 0.4033 8
RH precuneus 6 −67 43 7446 7.78 0.001 0.5927 0.5799 7
LH frontal lobe −24 5 55 2600 7.58 0.001 0.2945 0.3116 6
RH middle frontal gyrus 36 23 40 893 7.46 0.003 0.2396 0.2532 8
LH cuneus −27 −85 22 1423 6.93 0.001 0.3928 0.3945 19
RH cuneus 30 −82 31 1443 5.91 0.001 0.3552 0.2793 19

cluster size in voxels

1

= the TD group’s activation for the approximation task versus symbol matching control

2

= the MD group’s activation for the approximation task versus symbol matching control