Table 1.

Cutaneous silent period onset latency, end latency, and duration in the abductor pollicis brevis muscle of patients with C6, C7, and C8 radiculopathy

	Onset latency (ms)	End latency (ms)	Duration (ms)
C6 (n = 10)
Thumb	77 ± 6	139 ± 17	62 ± 18
Middle finger	81 ± 11	139 ± 16	57 ± 13
Little finger	88 ± 16	138 ± 16	50 ± 11
C7 (n = 7)
Thumb	76 ± 10	124 ± 9	48 ± 16
Middle finger	82 ± 7	127 ± 5	45 ± 7
Little finger	83 ± 10	126 ± 5	43 ± 12
C8 (n = 6)
Thumb	80 ± 11	138 ± 16	57 ± 16
Middle finger	80 ± 10	145 ± 32	65 ± 36
Little finger	85 ± 10	144 ± 21	59 ± 26

Mean values for each digit per group