Table 4:
Structure | Cross-sectional |
Longitudinal |
Longitudinal |
|||
---|---|---|---|---|---|---|
2 groups |
1 group |
2 Groups (change) |
||||
No. | Power | No. | Power | No. | Power | |
Whole brain | 896 | 80.0 | 11 | 80.5 | 38 | 80.8 |
L frontal GM | 898 | 80.0 | 20 | 81.5 | 72 | 80.4 |
R frontal GM | 956 | 80.0 | 15 | 80.8 | 54 | 80.9 |
L occipital GM | 1050 | 80.0 | 28 | 80.6 | 106 | 80.6 |
R occipital GM | 1016 | 80.0 | 28 | 80.2 | 106 | 80.2 |
L parietal GM | 1022 | 80.1 | 22 | 81.2 | 80 | 80.2 |
R parietal GM | 1056 | 80.1 | 33 | 81.2 | 124 | 80.6 |
L temporal GM | 1130 | 80.1 | 42 | 80.5 | 162 | 80.5 |
R temporal GM | 1262 | 80.0 | 49 | 80.3 | 190 | 80.3 |
L frontal WM | 824 | 80.1 | 30 | 80.5 | 114 | 80.5 |
R frontal WM | 998 | 80.0 | 30 | 81.0 | 112 | 80.3 |
L occipital WM | 2246 | 80.0 | 130 | 80.1 | 514 | 80.1 |
R occipital WM | 1730 | 80.0 | 105 | 80.3 | 412 | 80.1 |
L parietal WM | 1190 | 80.1 | 29 | 80.9 | 108 | 80.2 |
R parietal WM | 926 | 80.0 | 33 | 80.2 | 126 | 80.2 |
L temporal WM | 1448 | 80.0 | 70 | 80.5 | 272 | 80.2 |
R temporal WM | 1580 | 80.0 | 70 | 80.2 | 274 | 80.1 |
L caudate | 1298 | 80.0 | 280 | 80.0 | 1116 | 80.1 |
R caudate | 1506 | 80.0 | 324 | 80.1 | 1290 | 80.1 |
Note:—L, left; R, right; GM, gray matter; WM, white matter.
Estimated statistical power is shown for a sample size that was calculated to yield at least 80% power.