Table 1.
Demographic, behavioral, and ROI‐based characteristics of the study group (N = 49)
| Younger adults | Younger elderly | Advanced elderly | |
|---|---|---|---|
| N | 13 | 20 | 16 |
| Age | 24.92 (3.88) | 62.85 (7.29) | 77.63 (4.29) |
| Education years | 13.31 (1.11) | 12.45 (3.27) | 12.38 (3.10) |
| Gender | |||
| Male | 6 (46%) | 11 (55%) | 4 (25%) |
| Female | 7 (54%) | 9 (45%) | 12 (75%) |
| TMT‐A (s) | 20.54 (4.10) | 33.30 (11.79) | 39.00 (9.57) |
| Stroop interference rate (ms) | 89.15 (57.48) | 334.25 (206.36) | 813.13 (900.38) |
| FA genu corpus callosum | 0.58 (0.03) | 0.54 (0.02) | 0.50 (0.03) |
| FA body corpus callosum | 0.54 (0.03) | 0.50 (0.03) | 0.46 (0.04) |
| FA anterior corona radiata right | 0.44 (0.04) | 0.40 (0.03) | 0.37 (0.03) |
| FA anterior corona radiata left | 0.44 (0.03) | 0.39 (0.03) | 0.36 (0.03) |
| FA anterior limb of internal capsule right | 0.53 (0.02) | 0.51 (0.02) | 0.48 (0.03) |
| FA anterior limb of internal capsule left | 0.53 (0.03) | 0.50 (0.03) | 0.48 (0.02) |
| MD genu Corpus Callosum | 0.84 (0.04) | 0.90 (0.04) | 0.97 (0.05) |
| MD body Corpus Callosum | 0.92 (0.05) | 1.00 (0.05) | 1.10 (0.06) |
| MD anterior corona radiata right | 0.74 (0.03) | 0.78 (0.05) | 0.83 (0.04) |
| MD anterior corona radiata left | 0.74 (0.03) | 0.78 (0.05) | 0.83 (0.04) |
| MD anterior limb of internal capsule right | 0.72 (0.03) | 0.74 (0.03) | 0.80 (0.06) |
| MD anterior limb of internal capsule left | 0.73 (0.02) | 0.74 (0.03) | 0.82 (0.06) |
Continuous variables are represented as mean (SD) and categorical variables as number (%).
TMT‐A: Trail‐Making‐Test part A; FA: fractional anisotropy; MD: mean diffusivity.