Table 4.
Areas of the midsagittal slice of the corpus callosum normalized by the total gray plus white matter volume
| Corpus Callosum Midsagittal Slice Area |
Autism group |
Control group |
F(1, 134) |
|---|---|---|---|
| Rostrum | 0.03 | 0.02 | 0.05 |
| Genu | 0.12 | 0.14 | 5.19* |
| Rostral body | 0.10 | 0.12 | 3.62 |
| Anterior midbody | 0.08 | 0.08 | 0.09 |
| Posterior midbody | 0.07 | 0.08 | 0.60 |
| Isthmus | 0.05 | 0.06 | 0.87 |
| Splenium | 0.19 | 0.21 | 12.12* |
Notes: F-values are for tests of the simple main effect of group. Denominator degrees of freedom are adjusted using Satterthwaite’s approximation.
*
P < 0.05.