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. Author manuscript; available in PMC: 2014 Jan 14.
Published in final edited form as: Cerebellum. 2013 Dec;12(6):906–915. doi: 10.1007/s12311-013-0504-9

Table 3.

Cerebellar asymmetry (cubic millimeters)

N Raw asymmetry
Asymmetry index
Mean SD Mean SD
Decoding 23 22.3783 1,528.9300 0.0002 0.0127
Fluency 8 −725.7952 1,551.1900 −0.0049 0.0127
Typical 16 1,858.2900 3,491.7200 0.0154 0.0304

Raw asymmetry scores were obtained by subtracting left from right GMV. The asymmetry index is a standardized difference score calculated with the following formula: (R GMV−L GMV)/total GMV