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. 2018 Sep 27;5:60–66. doi: 10.1016/j.ibror.2018.09.002

Table 3.

Comparison of diffusion tensor imaging (DTI) parameters between healthy controls and MS patients.

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.

a

Mann-Whitney U. Statistical significance was considered when p-value < 0.008 (Bonferroni correction).