Participants’ characteristics at baseline scan
| Age group (M/F) | All mean (SD) | Male mean (SD) | Female mean (SD) | |
|---|---|---|---|---|
| 50s (15/47) | Age, years Age range, years | 54.65 (3.07) 50.17–59.92 | 54.38 (3.43) 50.17–59.92 | 54.73 (2.98) 50.17–59.08 |
| MMSE | 29.52 (0.67) | 29.33 (0.82) | 29.57 (0.62) | |
| ACE-R | 97.42 (1.50) | 97.13 (1.55) | 97.51 (1.49) | |
| Education, years | 14.03 (2.25) | 15.00 (3.40) | 13.72 (1.66) | |
| BDI | 4.56 (5.33) | 2.53 (2.50) | 5.21 (5.83) | |
| 60s (24/59) | Age, years Age range, years | 65.21 (2.73) 60.17–69.92 | 65.28 (2.59) 60.42–69.67 | 65.18 (2.81) 60.17–69.92 |
| MMSE | 29.43 (0.77) | 29.50 (0.72) | 29.41 (0.79) | |
| ACE-R | 96.53 (2.46) | 97.00 (2.62) | 96.34 (2.39) | |
| Education, years | 13.55 (2.09) | 14.75 (2.27) | 13.07 (1.82) | |
| BDI | 4.18 (4.46)* | 2.65 (3.31)* | 4.78 (4.72) | |
| 70s (35/47) | Age, years Age range, years | 73.25 (2.64) 70.08–79.67 | 73.42 (2.71) 70.42–79.67 | 73.13 (2.60) 70.08–79.50 |
| MMSE | 28.98 (1.02) | 28.91 (1.09) | 29.02 (0.97) | |
| ACE-R | 94.70 (2.86) | 94.34 (3.02) | 94.96 (2.74) | |
| Education, years | 13.17 (2.22) | 14.31 (2.26) | 12.32 (1.78) | |
| BDI | 5.15 (4.62) | 4.29 (4.09) | 5.79 (4.92) |
↵* One participant has no data.
M, male; F, female; MMSE, Mini-Mental State Examination total score; ACE-R, Addenbrooke’s Cognitive Examination–Revised total score; BDI - Beck Depression Inventory score.