MRI Parameter | Control Mean ± SD | CHD Mean ± SD | P Value | Significant (Y/N) |
---|---|---|---|---|
Brain Volume (mL) | 392 ± 57, n=29 | 362 ± 41, n=18 | 0.04 | Y |
MRS: Centrum Semiovale NAA/Chol Ratio | 0.63 ± 0.14, n=28 | 0.67 ± 0.11, n=18 | 0.28 | N |
WM T2 (ms) | 269 ± 27, n=6 | 293 ± 39, n=6 | 0.04 | Y |
Fractional Anisotropy (x10 -3 ): Inferior Frontal WM Superior Frontal WM Parietal WM | 162 ± 42, n=27 177 ± 39, n=29 182 ± 45, n=29 | 165 ± 73, n=14 185 ± 66, n=15 183 ± 70, n=15 | 0.89 0.60 0.98 | N N N |
Apparent Diffusion Coefficient (x10 -6 mm 2 /sec): Inferior Frontal WM Superior Frontal WM Parietal WM | 1632 ± 171, n=27 1504 ± 162, n=29 1691 ± 170, n=29 | 1783 ± 186, n=14 1552 ± 172, n=15 1818 ± 181, n=15 | 0.01 0.37 0.03 | Y N Y |