Parameter
|
Group
|
CC Segment
|
---|
S I
|
S II
|
S III
|
S IV
|
S V
|
---|
Axon diameter (μm) (SE)
|
C
|
0.869 (0.025)
|
0.945 (0.026)
|
1.108 (0.036)
|
1.120 (0.058)
|
1.075 (0.043)
|
A
|
0.772 (0.016)
|
0.836 (0.020)
|
0.837 (0.059)
|
0.858 (0.061)
|
0.768 (0.046)
|
p <
|
0.005**
|
0.004**
|
0.001***
|
0.010**
|
0.0002***
|
Difference
|
−11.2%
|
−11.5%
|
−24.4%
|
−23.4%
|
−28.6%
|
Axon area (μm2) (SE)
|
C
|
0.613 (0.042)
|
0.739 (0.039)
|
1.075 (0.068)
|
1.157 (0.117)
|
0.968 (0.086)
|
A
|
0.462 (0.024)
|
0.543 (0.032)
|
0.594 (0.071)
|
0.620 (0.081)
|
0.469 (0.056)
|
p <
|
0.006**
|
0.001***
|
0.0002***
|
0.005**
|
0.0002***
|
Difference
|
−24.6%
|
−26.5%
|
−44.8%
|
−46.9%
|
−51.6%
|
Myelin thickness (μm) (SE)
|
C
|
0.149 (0.006)
|
0.153 (0.006)
|
0.162 (0.005)
|
0.163 (0.008)
|
0.157 (0.004)
|
A
|
0.139 (0.003)
|
0.149 (0.003)
|
0.142 (0.011)
|
0.145 (0.007)
|
0.132 (0.008)
|
p <
|
0.197
|
0.538
|
0.092
|
0.141
|
0.018*
|
Difference
|
ns
|
ns
|
ns
|
ns
|
−15.8%
|
- CC Corpus callosum, SE standard error, ns not significant
- *p ≤ 0.05; **p ≤ 0.01; ***p ≤ 0.001