TABLE 1:

Activation in contralateral M1 areas of body parts

ParadigmVolume of Contralateral M1, mm3Maximum t Value*COG
Mean ± SDRangexyz
Hand5566 ± 24732976–96009.7 ± 2.0−36 ± 3−22 ± 458 ± 3
Fingers2972 ± 12111264–51298.4 ± 2.6−37 ± 2−20 ± 558 ± 2
Wrist4409 ± 20911520–83209.4 ± 2.4−34 ± 3−23 ± 459 ± 3
Elbow2267 ± 11581200–78248.2 ± 2.3−29 ± 4−25 ± 461 ± 5
Foot1457 ± 986256–38885.9 ± 1.2−6 ± 3−33 ± 566 ± 5
Tongue
 Left3079 ± 20341088–71527.9 ± 1.5−52 ± 3−5 ± 329 ± 6
 Right3042 ± 164512–62727.3 ± 1.756 ± 2−6 ± 328 ± 5
  • Note.—Data are from the single-subject analysis. Numbers of subjects were as follows: 24 for the hand, fingers, wrist, and elbow experiments and 22 for the tongue and foot experiments.

  • * Data are the mean ± SD.

  • For the tongue movements, the bilateral representations in the left and right hemispheres are shown.