Table 3  Estimation of disruption parameters U, K, and φ.
U   K   φ
AD  118.84 ± 87.12**  0.9684 ± 87  0.4484 ± 87**
MCI  103.80 ± 72.64**  0.9480 ± 72  0.3980 ± 72**
Normal  72.43 ± 30.35  0.923 ± 30  0.263 ± 30
The data are presented as mean ± SD.
**  P < 0.01 vs. Normal.