Table 3. Neurophysiological differences between patients with diabetes mellitus treated with per os and insulin therapy (neurophysiological parameters as mean ± standard error of mean (X ± SEM)).

		INSULIN	PER OS	p
MEDIAN N. MOTOR	Dis.latency	4.16±0.14	4.20±0.10	NS
	Amplitude	9.85±0.43	9.18±1.87	NS
	MCV	53.90±0.80	52.08±0.75	NS
	Latency F	28.76±0.44	29.50±0.54	NS
MEDIAN N. SENSORY	Latency	3.38±0.09	3.31±0.13	NS
	Amplitude	16.92±1.33	21.60±3.11	NS
	SCV	42.74±1.15	42.45±1.07	NS
ULNAR N. MOTOR	Dis.latency	3.22±0.07	3.35±0.09	NS
	Amplitude	9.16±0.23	10.70±1.51	NS
	MCV	55.56±0.85	54.43±0.93	NS
	Latency F	28.62±0.62	29.00±0.60	NS
ULNAR N. SENSORY	Latency	3.15±0.08	3.15±0.16	NS
	Amplitude	16.29±1.18	18.75±2.24	NS
	SCV	45.30±0.96	45.51±1.74	NS
PERONEUS	Dis. latency	4.99±0.21	4.81±0.27	NS
	Amplitude	4.57±0.36	4.86±0.56	NS
	MCV	40.65±1.32	41.20±1.88	NS
	Latency F	53.04±3.00	51.55±3.95	NS
TIBIAL N.	Dis.latency	4.95±0.22	4.43±0.25	NS
	Amplitude	12.96±1.48	9.14±0.93	0.05
	MCV	39.45±1.17	38.73±1.12	NS
	Latency F	53.37±2.18	51.65±3.57	NS
SURAL N.	Latency	4.26±0.28	4.42±0.48	NS
	Amplitude	15.56±1.40	10.28±1.30	NS
	SCV	30.99±1.76	29.01±2.77	NS
H REFLEX	Latency	34.96±1.68	36.12±3.0	NS