The Plasticity of Brain Gray Matter and White Matter following Lower Limb Amputation
Table 5
The differences of mean cortical thickness in the sensorimotor cortices between the amputees and normal controls.
Region
Hemisphere
Mean cortical thickness
valuea
valueb
Controls
Patients
BA 1
L
2.27 ± 0.22
2.16 ± 0.21
0.14
0.19
R
2.25 ± 0.26
2.21 ± 0.21
0.65
0.73
BA 2
L
2.17 ± 0.19
2.08 ± 0.18
0.17
0.24
R
2.11 ± 0.15
2.05 ± 0.17
0.27
0.46
BA 3a
L
1.67 ± 0.09
1.66 ± 0.10
0.79
0.86
R
1.67 ± 0.10
1.65 ± 0.09
0.61
0.71
BA 3b
L
1.53 ± 0.09
1.49 ± 0.09
0.18
0.15
R
1.54 ± 0.11
1.52 ± 0.12
0.6
0.61
BA 4a
L
2.74 ± 0.15
2.63 ± 0.21
0.06
0.09
R
2.85 ± 0.19
2.77 ± 0.17
0.21
0.22
BA 4b
L
2.41 ± 0.17
2.31 ± 0.20
0.13
0.15
R
2.39 ± 0.15
2.35 ± 0.20
0.53
0.40
BA 6
L
2.84 ± 0.12
2.73 ± 0.14
0.02
0.03
R
2.83 ± 0.12
2.76 ± 0.18
0.20
0.23
aAdjusted for age and sex; badjusted for age, sex, and total intracranial volume. BA, Brodmann Area; L, left; R, right. Bold indicates < 0.05 (FDR correction for multiple comparisons).
