Table 2:

Comparison of diffusion characteristics between neurologically intact control subjects and those with chronic SCI across upper cervical segments (C1–C3)

Diffusion Metric/Level	Control	Chronic SCI	P Value*
λl (10−3 mm2/s)
C1	1.28 ± 0.07	0.99 ± 0.09	.006
C2	1.48 ± 0.04	1.10 ± 0.08	<.001
C3	1.47 ± 0.03	1.16 ± 0.08	.002
λt (10−3 mm2/s)
C1	0.51 ± 0.04	0.35 ± 0.04	.003
C2	0.59 ± 0.04	0.44 ± 0.04	.004
C3	0.62 ± 0.04	0.47 ± 0.05	.006
MD (10−3 mm2/s)
C1	0.77 ± 0.04	0.60 ± 0.06	.009
C2	0.89 ± 0.03	0.66 ± 0.05	<.001
C3	0.90 ± 0.03	0.70 ± 0.06	.002

Note:—MD indicates mean diffusivity.

^*P values represent the level of significance from the Tukey test for multiple comparisons. Data are reported as mean ± SEM.