Table 2.

Recovery levels of sciatic nerve function in all rats during the experimental period.

Weeks	NI/sham	NI/FIR	Normal
Before surgery	−7.33 ± 2.42	−7.08 ± 4.08	−6.34 ± 4.19
2	−84.78 ± 6.70	−78.61 ± 7.23	−6.81 ± 2.62*
4	−82.75 ± 6.18	−74.19 ± 2.38#	−7.47 ± 2.60*
6	−76.79 ± 3.36	−70.38 ± 3.82#	−8.11 ± 1.37*
8	−71.43 ± 1.90	−66.91 ± 2.69#	−7.62 ± 3.08*

^*Significant differences between experimental (NI/sham and NI/FIR) and normal group at the same surgical time (P < 0.05).

^#Significant differences between NI/sham and NI/FIR groups at the same surgical time (P < 0.05).