Table 2.
Comparison of Cortical Amyloid-β Deposition Between Patients With Low Depression and High Depression Having MCI.
| Low Depressed MCI (n= 28) |
High Depressed MCI (n= 28) |
||||
|---|---|---|---|---|---|
| Region of Interests | Mean | SD | Mean | SD | P |
| A. First pair | |||||
| Frontal | 1.38 | 0.28 | 1.27 | 0.25 | .09 |
| Cingulate | 1.46 | 0.28 | 1.36 | 0.26 | .12 |
| Parietal | 1.37 | 0.27 | 1.32 | 0.28 | .32 |
| Temporal | 1.28 | 0.24 | 1.21 | 0.22 | .22 |
| Global | 1.18 | 0.20 | 1.16 | 0.24 | .27 |
| B. Second pair | |||||
| Frontal | 1.44 | 0.33 | 1.27 | 0.25 | .05 |
| Cingulate | 1.52 | 0.33 | 1.36 | 0.26 | .10 |
| Parietal | 1.46 | 0.37 | 1.32 | 0.28 | .16 |
| Temporal | 1.36 | 0.33 | 1.21 | 0.22 | .08 |
| Global | 1.19 | 0.21 | 1.16 | 0.24 | .49 |
| C. Third pair | |||||
| Frontal | 1.34 | 0.31 | 1.27 | 0.25 | .12 |
| Cingulate | 1.44 | 0.34 | 1.36 | 0.26 | .13 |
| Parietal | 1.36 | 0.29 | 1.32 | 0.28 | .29 |
| Temporal | 1.27 | 0.27 | 1.21 | 0.22 | .19 |
| Global | 1.18 | 0.23 | 1.16 | 0.24 | .32 |
Abbreviations: AV-45, 18F-florbetapir; Global, average AV-45 SUVR of frontal, cingulate, precuneus, and parietal cortex regions, relative to the cerebellum; MCI, mild cognitive impairment; SD, standard deviation; SUVR, standardized uptake value ratio.