Table 6 The results of correlation between MR perfusion, FDG-PET and Mini-Mental test (MMSE)
Cortical location | AD | MCI | AD + MCI | ||||||
|---|---|---|---|---|---|---|---|---|---|
rCBV | rCBV z-score | PET z-score | rCBV | rCBV z-score | PET z-score | rCBV | rCBV z-score | PET z-score | |
R frontal | r = 0.16 p = 0.43 | r =− 0.16 p = 0.43 | r =− 0.28 p = 0.14 | r = 0.22 p = 0.18 | r =− 0.22 p = 0.18 | r = 0.21 p = 0.198 | r = 0.46 p < 0.001* | r =− 0.46 p < 0.001* | r =− 0.42 p < 0.001* |
L frontal | r = 0.2 p = 0.29 | r =− 0.2 p = 0.29 | r =− 0.47 p = 0.014* | r = 0.29 p = 0.073 | r =− 0.29 p = 0.073 | r = 0.025 p = 0.12 | r = 0.52 p < 0.001* | r =− 0.52 p < 0.001* | r =− 0.56 p < 0.001* |
R temporal | r = 0.28 p = 0.16 | r =− 0.28 p = 0.16 | r = 0.16 p = 0.4 | r = 0.18 p = 0.26 | r =− 0.18 p = 0.26 | r =− 0.03 p = 0.85 | r = 0.57 p < 0.001* | r =− 0.57 p < 0.001* | r =− 0.47 p < 0.001* |
L temporal | r = 0.4 p = 0.03* | r =− 0.4 p = 0.03* | r =− 0.25 p = 0.21 | r = 0.07 p = 0.69 | r =− 0.07 p = 0.69 | r =− 0.04 p = 0.77 | r = 0.57 p < 0.001* | r =− 0.57 p < 0.001* | r =− 0.65 p < 0.001* |
R parietal | r = 0.11 p = 0.57 | r =− 0.11 p = 0.57 | r =− 0.01 p = 0.96 | r = 0.34 p = 0.034* | r =− 0.34 p = 0.034* | r = 0.05 p = 0.74 | r = 0.57 p < 0.001* | r =− 0.57 p < 0.001* | r =− 0.43 p < 0.001* |
L parietal | r = 0.38 p = 0.048* | r =− 0.38 p = 0.048* | r =− 0.36 p = 0.06 | r = 0.34 p = 0.035* | r =− 0.34 p = 0.035* | r = 0.52 p = 0.75 | r = 0.62 p < 0.001* | r =− 0.62 p < 0.001* | r =− 0.61 p < 0.001* |
R PCG | r =− 0.05 p = 0.8 | r =− 0.05 p = 0.8 | r =− 0.14 p = 0.49 | r = 0.4 p = 0.009* | r =− 0.4 p = 0.009* | r =− 0.5 p = 0.74 | r = 0.5 p < 0.001* | r =− 0.5 p < 0.001* | r =− 0.4 p = 0.001* |
L PCG | r = 0.11 p = 0.56 | r =− 0.11 p = 0.56 | r =− 0.17 p = 0.38 | r = 0.37 p = 0.024* | r =− 0.37 p = 0.024* | r =− 0.14 p = 0.49 | r = 0.58 p < 0.001* | r =− 0.58 p < 0.001* | r =− 0.57 p < 0.001* |