Table 2.

Evolution of DTI parameters in the bilateral PYs of the rats in the sham group.

		Sham rats (n) = 6)
Diffusion parameters	Normal controls (n = 8)	Day 1	Day 3	Day 7	Day 14	Day 28	F	P
FAips	0.56 ± 0.007	0.57 ± 0.011	0.56 ± 0.004	0.56 ± 0.004	0.57 ± 0.004	0.56 ± 0.005	0.33	0.712
FAcon	0.57 ± 0.005	0.56 ± 0.003	0.57 ± 0.009	0.57 ± 0.004	0.57 ± 0.005	0.56 ± 0.005	0.40	0.845
MDips	0.87 ± 0.017	0.84 ± 0.050	0.89 ± 0.021	0.84 ± 0.026	0.88 ± 0.014	0.87 ± 0.016	0.46	0.804
MDcon	0.89 ± 0.029	0.86 ± 0.045	0.84 ± 0.060	0.87 ± 0.023	0.89 ± 0.024	0.87 ± 0.019	0.46	0.579
λ∥ips	1.52 ± 0.027	1.44 ± 0.096	1.48 ± 0.043	1.44 ± 0.049	1.48 ± 0.028	1.49 ± 0.032	0.45	0.813
λ∥con	1.60 ± 0.065	1.47 ± 0.074	1.42 ± 0.111	1.50 ± 0.050	1.52 ± 0.048	1.49 ± 0.036	0.42	0.616
λ⊥ips	0.57 ± 0.009	0.55 ± 0.029	0.57 ± 0.012	0.55 ± 0.012	0.56 ± 0.007	0.56 ± 0.009	0.59	0.707
λ⊥con	0.57 ± 0.018	0.56 ± 0.029	0.54 ± 0.033	0.57 ± 0.011	0.57 ± 0.014	0.56 ± 0.011	0.41	0.617

Data are shown as mean ± standard error of the mean; P values indicate overall significance between different time points. FA, fractional anisotropy; MD, mean diffusivity; λ_∥, axial diffusivity; λ_⊥, radial diffusivity; ips, ipsilateral; con, contralateral.