Table 1.

Properties of the M-Wave and H-Reflex: Latency, Amplitude, and Threshold

	N =	Motor threshold	Mmax	Hmax	M latency	H latency	H-reflex threshold	Hmax
		(mA)	(mV)	(mV)	(msec)	(msec)	(x MT)	(xMT)
Intact	11	0.013 ± 0.003	9.71 ± 1.40	3.38 ± 0.78	2.46 ± 0.11	9.35 ± 0.50	1.76 ± 0.19	1.76 ± 0.19
SCI	11	0.019 ± 0.002	6.79 ± 0.53	2.71 ± 0.34	2.38 ± 0.08	8.84 ± 0.18	0.94 ± 0.02***	1.38 ± 0.13
SCI + Ex	9	0.017 ± 0.002	5.22 ± 0.57	2.29 ± 0.34	2.19 ± 0.08	8.80 ± 0.16	1.09 ± 0.05	1.49 ± 0.08
SCI + VU0240551	8	0.019 ± 0.004	7.77 ± 1.33	2.59 ± 0.68	2.22 ± 0.08	8.65 ± 0.19	1.11 ± 0.11*	1.58 ± 0.08
SCI + Ex + VU0240551	13	0.019 ± 0.003	7.64 ± 0.99	3.96 ± 0.65	2.50 ± 0.09	8.69 ± 0.18	1.10 ± 0.04*	1.37 ± 0.08
SCI + TrkBIgG	9	0.018 ± 0.003	6.77 ± 0.58	2.13 ± 0.31	2.49 ± 0.06	8.95 ± 0.13	1.05 ± 0.05*	1.52 ± 0.08
SCI + Ex + TrkBIgG	11	0.024 ± 0.005	6.59 ± 1.25	3.35 ± 0.75	2.37 ± 0.08	8.84 ± 0.17	0.99 ± 0.04**	1.42 ± 0.18

^***P < 0.001, ^**p < 0.01, ^*p < 0.05 vs. intact.

Values are mean/±/SEM.

MT, motor threshold, SCI, spinal cord injury; SEM, standard error of the mean.