Table 1.
Comparison of age groups on variables of interest
| Age group | Full group (n = 47) | Young adults (n = 23) | Middle-aged adults (n = 24) | T, p |
|---|---|---|---|---|
| Mean (SD) | Mean (SD) | Mean (SD) | ||
| Age | 41.11 (15.47) | 25.78 (2.61) | 55.79 (3.53) | −33.05, <0.001 |
| Sex (% male) | 51.1 | 56.5 | 45.8 | 0.54, 0.46a |
| FE-PE2I VS BPND | 2.29 (0.48) | 2.62 (0.45) | 1.98 (0.25) | 6.05, <0.001 |
| FE-PE2I caudate BPND | 2.02 (0.54) | 2.40 (0.40) | 1.65 (0.41) | 6.30, <0.001 |
| FE-PE2I putamen BPND | 3.26 (0.44) | 3.54 (0.40) | 2.99 (0.27) | 5.57, <0.001 |
| BIS Total | 58.28 (10.74) | 57.30 (9.37) | 59.21 (12.04) | −0.60, 0.55 |
| BIS Motor | 21.57 (3.80) | 21.13 (3.57) | 22.00 (4.04) | −0.78, 0.44 |
| BIS Attention | 15.49 (3.85) | 15.65 (3.42) | 15.33 (4.29) | 0.28, 0.78 |
| BIS Nonplanning | 21.21 (4.68) | 20.52 (4.13) | 21.88 (5.15) | −0.99, 0.33 |
| TPQ-NS Total | 13.26 (5.00) | 14.09 (3.85) | 12.46 (5.88) | 1.13, 0.27 |
| NS1 | 5.06 (1.97) | 5.26 (1.79) | 4.88 (2.15) | 0.67, 0.51 |
| NS2 | 2.11 (1.89) | 2.00 (1.83) | 2.21 (1.98) | −0.37, 0.71 |
| NS3 | 2.62 (1.42) | 2.87 (1.25) | 2.38 (1.56) | 1.20, 0.24 |
| NS4 | 3.47 (1.73) | 3.96 (1.55) | 3.00 (1.79) | 1.95, 0.57 |
We found significant differences in FE-PE2I BPND between age groups. There was no difference in sex distribution or in BIS-11 and TPQ-NS Scores across age groups
SD standard deviation
aResult of Chi-Square test (df = 1)