Nerve Conduction Studies in Patients with Lumbosacral Radiculopathy Caused by Lumbar Intervertebral Disc Herniation

Table 2

CMAP parameters (patients group and control group).

Variable	Group	N	Mean	SD	5^th percentile	95^th percentile
Common peroneal nerve distal latency (ms)	Control	49	4.37	0.87	—	6
	Patient	54	4.43	1.04	—	—
Common peroneal nerve amplitude (mv)	Control	49	4.34	1.69	1.6	—
	Patient	54	3.77	1.69	—	—
Common peroneal nerve CV (m/s)	Control	49	49.57	6.25	40.6	—
	Patient	54	47.38	4.16	—	—
Tibial nerve distal latency (ms)	Control	50	3.71	0.71	—	4.7
	Patient	53	3.99	0.80	—	—
Tibial nerve amplitude (mv)	Control	50	11.15	4.3	3.99	—
	Patient	53	9.2	3.38	—	—
Tibial nerve CV (m/s)	Control	50	45.13	5.02	38	—
	Patient	53	44.2	5.32	—	—