Table 2. Electrophysiological parameters at study entry compared between two groups.

Variable
treatment	DSL (ms)	SNAP Amplitude (μv)	DML (ms)	CMAP Amplitude (μv)
Control	4.01 ± 0.37	43.14 ± 13.13	4.02 ± 0.38	9.38 ± 3.28
Bioptron	4.01 ± 0.35	42.13 ± 6.94	3.98 ± 0.49	8 ± 1.12
Total	4.01 ± 0.36	42.67 ± 10.37	4 ± 0.4	8.6 ± 2.5

*Mann-Whitney test:P>0.05

†Fishers Exact test: P>0.05