Table 2.

Averaged DTI and DTT Quantitative Measures of the Whole Cord of Controls and Patients with SCI Along Entire Spinal Cord (Cervical and Thoracic)

Features	TDMean ± SD	SCIMean ± SD	Prob>|t|
FA	0.46 ± 0.11	0.37 ± 0.09	<0.0001
MD (10–3mm2/s)	0.94 ± 0.09	1.01 ± 0.08	0.12
Length of tracts (mm)	55.21 ± 30.18	43.28 ± 18.56	0.08
Tract density	405.93 ± 243.84	268.90 ± 270.34	<0.0001

DTI, diffusion tensor imaging; DTT, diffusion tensor tractography; SCI, spinal cord injury; FA, fractional anisotropy; MD, mean diffusivity; TD, typically developing; SD, standard deviation.