Chinese Medicinal Formula (MHGWT) for Relieving Diabetic Neuropathic Pain: A Randomized, Double-Blind, Placebo-Controlled Trial

Table 6

Summary of electrophysiology before and after interventions.

Variables	Group, number		𝑃 value
	MHGWT group (𝑛=56)	Placebo group (𝑛=56)
Peroneal nerve
Distal latency (ms)
Pretherapy	4.44 ± 0.83	4.32 ± 0.95	0.48
Posttherapy	4.80 ± 0.99	4.43 ± 0.97	0.14
MNCV (m/s)
Pretherapy	42.92 ± 6.64	42.27 ± 5.69	0.59
Posttherapy	40.35 ± 9.63	54.06 ± 71.27	0.27
Amplitude (μV)
Pretherapy	3479.09 ± 2552.01	3783.02 ± 2122.90	0.50
Posttherapy	3436.67 ± 3021.24	3631.43 ± 2277.87	0.77
F-wave (ms)
Pretherapy	47.74 ± 8.06	50.04 ± 5.42	0.11
Posttherapy	46.83 ± 8.60	51.25 ± 6.46	0.03^∗
Sural nerve
Amplitude (μV)
Pretherapy	10.09 ± 5.12	9.54 ± 5.43	0.66
Posttherapy	10.61 ± 6.61	10.99 ± 6.62	0.85
Distal latency (ms)
Pretherapy	2.87 ± 0.41	2.84 ± 0.39	0.75
Posttherapy	2.91 ± 0.48	2.90 ± 0.27	0.94

Data were presented as mean ± SD.
𝑃 values are calculated for the comparison between MHGWT and placebo groups by independent 𝑡-test.
^∗𝑃<0.05.