Table 1

Amplitudes (mV) of the compound action potentials of the sternocleidomastoid muscle (SCM) before botulinum toxin (BTX) treatment (baseline), and six and 12 weeks after BTX treatment of the unaffected and affected SCM following transcranial magnetic stimulation of the motor cortex

Baseline				6 weeks				12 weeks
Not affected SCM		Affected SCM		Not affected SCM		Affected SCM		Not affected SCM		Affected SCM
Base	Vibration	Base	Vibration	Base	Vibration	Base	Vibration	Base	Vibration	Base	Vibration
Base, baseline measurement
3.4	7	1.6	1.9	1.4	2.5	0.8	0.8	2.6	6.5	1.4	1.7
0.5	1.7	1.5	1.9	0.3	0.9	1.2	1.3	0.7	1.8	1.3	1.6
0.8	2.3	0.9	1.6	1.1	2.9	0.3	0.3	0.8	2	0.7	0.9
0.4	1.1	0.3	0.5	0.5	1.5	0.5	0.6	0.4	0.9	0.3	0.5
0.3	0.7	1.6	2.3	0.4	1	2.1	2.5	1.3	3.4	1.9	2.5
0.7	3.8	2	2.7	0.5	1.4	2.2	2.5	1.9	3.4	2.3	3.1
1.2	2.3	5.7	5.9	1.4	2.9	4.6	4	2.5	5.7	5.4	5.2
0.8	1.7	3.2	3.6	1.2	1.9	0.6	0.5	2.4	4.1	2.7	3
0.7	4.1	0.4	1	0.8	2.8	0.6	0.9	0.7	2.8	0.6	0.7
0.3	0.8	0.3	0.8	0.4	1.4	0.4	0.8	0.5	1.6	0.4	0.8
0.91	2.55	1.75	2.22	0.8	1.92	1.33	1.42	1.38	3.22	1.7	2	(Mean)