Table 8. Cerebral sites of maximal hemodynamic responses highlighted by between-task comparisons under off and on L-dopa conditions: Combined (HM+SP) task vs. Hand movement (HM) task (puncorrected<0.001).
off L-dopa | on L-dopa | |||||||||||
Cerebral area | BA | L/R | x | y | z | Z-score | k | x | y | z | Z-score | k |
Precentral gyrus | 4 | R | No suprathreshold clusters | 41 | −15 | 46 | 4.06 | 18 |
Cerebral activation locations refer to maximal hemodynamic response sites. L/R: left/right; BA: Brodmann’s area; x, y, z: mediolateral, rostrocaudal and dorsoventral Talairach coordinates; k: cluster size (number of voxels).