Correlation between serum vitamin B12 level and peripheral neuropathy in atrophic gastritis

Table 1 Comparison of the peripheral nerve conduction velocity of patients with or without peripheral neuropathy

Item	Sensory nerve conduction velocity				Motor nerve conduction velocity
	With peripheral nerve damage	Without peripheral nerve damage	t	P value	With peripheral nerve damage	Without peripheral nerve damage	t	P value
Median nerve	50.10 ± 7.80	52.30 ± 8.90	-2.733	0.006	54.20 ± 8.70	56.20 ± 10.70	-2.129	0.034
Ulnar nerve	49.40 ± 8.10	51.50 ± 9.20	-2.556	0.011	50.30 ± 9.40	51.30 ± 8.60	-1.230	0.219
Tibial nerve	38.30 ± 3.20	44.20 ± 7.60	-9.563	0.000	50.4 ± 8.70	55.60 ± 9.80	-5.931	0.000
Sural nerve	45.40 ± 5.00	50.80 ± 8.30	-7.622	0.000	46.70 ± 7.90	51.10 ± 9.00	-5.479	0.000