Table 2.
Alzheimer’s disease-related alterations of topological properties.
| Study | Modality | Connectivity method | Network type | Matrix size | Main findings |
|||||
|---|---|---|---|---|---|---|---|---|---|---|
| Cp | Lp | γ | λ | Eg | Eloc | |||||
| He et al. (2008) | sMRI | Partial correlation of cortical thickness | Binary | 54 | + | + | / | / | / | / |
| Yao et al. (2010) | sMRI | Pearson correlation of gray matter volume | Binary | 90 | + | + | / | / | / | / |
| Lo et al. (2010) | DTI | Deterministic fiber tracking | Weighted | 78 | NS | + | NS | + | − | NS |
| Stam et al. (2007a) | EEG | Synchronization likelihood | Binary | 21 | NS | + | NS | + | / | / |
| Stam et al. (2009) | MEG | Phase lag index | Weighted | 149 | − | + | − | − | / | / |
| De Haan et al. (2009) | EEG | Synchronization likelihood | Binary | 21 | / | / | − | − | / | / |
| Supekar et al. (2008) | fMRI | Wavelet correlation | Binary | 90 | / | / | − | NS | / | / |
| Sanz-Arigita et al. (2010) | fMRI | Synchronization likelihood | Binary | 116/90 | NS | − | / | / | / | / |
This table was modified from Table 5 in Lo et al. (2010).
+, AD > NC; −, AD < NC; NS, none significance.