Table 2. Average CC values in Alzheimer disease individuals: Comparison with normal values.
| Control | Alzheimer disease | Significance | |
|---|---|---|---|
| Mean age ± SE | 66.155±10.05 | 65.09±5.75 | Non Sig |
| Mean CC surface ± SE (cm) | 6.53±1.105 | 5.415±1.33 | P ≤0.05 |
| Mean genu thickness ± SE (mm) | 9.66±1.175 | 7.855±0.175 | P ≤0.05 |
| Mean Body thickness ± SE (mm) | 6.06±2.51 | 4.55±1.345 | P ≤0.05 |
| Mean splenium thickness ± SE (mm) | 11.01±1.35 | 9.3±1.275 | P ≤0.05 |
| Length of CC ± SE (cm) | 7.3±0.31 | 7.04±1.025 | Non Sig |
| Mean internal skull surface ± SE (cm 2 ) | 148.06±12.325 | 145.16±10.425 | Non Sig |
| CC/internal skull surface ratio ± SE (%) | 4.41±0.77 | 3.7±0.24 | P ≤0.05 |
No significant (P > 0.05). Determination of control subsets homogeneous for age and sex by chi-squared test.