Table 3.
Healthy controls (n = 15) mean (SD) |
MS patients (n = 24) mean (SD) |
p-valuea | |
---|---|---|---|
Number of tracts | 15.9 (11.36) | 19.4 (13.20) | 0.538 |
Track length (mm) | 236.5 (297.74) | 251.3 (298.98) | 0.127 |
Fractional Anisotropy (FA) | 0.425 (0.02) | 0.420 (0.02) | 0.561 |
Mean diffusivity (MD) | 0.725 (0.02) | 0.761 (0.04 | 0.005* |
Axial diffusivity (AD) | 1.083 (0.04) | 1.133 (0.05) | 0.001* |
Radial diffusivity (RD) | 0.545 (0.02) | 0.575 (0.04) | 0.034 |
SD: Standard deviation.
Mann-Whitney U. Statistical significance was considered when p-value < 0.008 (Bonferroni correction).