Table II.
Regional of rCBF increase | (BA) | Side | MNI image coordinates of peak activation | Z score of peak activation | r‐value | |||
---|---|---|---|---|---|---|---|---|
x | y | z | Performance errors | Reach‐lift period | ||||
Primary sensory area | (2.3) | L | −56 | −16 | 30 | 5.65 | 0.13 | −0.10 |
Dorsal premotor area | (6) | L | −32 | −4 | 44 | 5.41 | 0.27 | 0.01 |
(6) | L | −40 | −6 | 44 | 5.14 | −0.09 | 0.16 | |
(6) | R | 22 | −6 | 58 | 5.03 | 0.38 | 0.24 | |
Ventral premotor area | (6) | L | −60 | 4 | 32 | 5.28 | −0.32 | 0.27 |
(6) | L | −58 | 2 | 36 | 4.95 | −0.13 | 0.17 | |
Superior parietal lobule | (7) | L | −14 | −70 | 54 | 5.34 | −0.16 | 0.07 |
(7) | L | −16 | −76 | 52 | 5.00 | −0.17 | −0.26 | |
(7) | R | 22 | −64 | 70 | 5.38 | −0.06 | −0.29 | |
(7) | R | 18 | −66 | 70 | 5.35 | 0.01 | −0.63* | |
Posterior intraparietal area | (7) | R | 32 | −64 | 64 | 5.30 | −0.61* | −0.03 |
(7) | R | 12 | −70 | 48 | 4.93 | −0.20 | −0.20 | |
Middle temporal gyrus | (37) | L | −40 | −72 | 0 | 4.89 | 0.43 | 0.02 |
Secondary visual area | (18) | R | 34 | −88 | −2 | 5.88 | 0.65* | 0.07 |
(18) | R | 32 | −86 | −6 | 5.43 | 0.71* | 0.18 | |
(18) | R | 26 | −100 | 0 | 5.36 | −0.16 | 0.38 | |
(18) | R | 26 | −102 | 4 | 5.34 | 0.15 | 0.41 | |
(19) | R | 36 | −88 | 4 | 5.01 | −0.11 | −0.35 | |
Dentate nucleus | L | −18 | −46 | −24 | 5.37 | 0.47 | 0.01 | |
Cerebellar hemisphere | L | −28 | −58 | −36 | 6.07 | 0.45 | 0.28 | |
L | −22 | −72 | −28 | 5.05 | 0.33 | 0.29 | ||
L | −26 | −44 | −44 | 5.02 | 0.42 | −0.17 |
The areas of significant activation were determined by the exclusive masking analysis (corrected P < 0.05). The r‐values indicate correlation coefficients computed between the magnitude of rCBF and the number of performance errors, and the rCBF magnitude and reach‐lift period.
P < 0.05.