Table 1. Clinical data and demographics for pediatric GBS patients according to the F-wave test.

Variable	F-wave test		P value
	Normal (n=26)	Abnormal (n=33)
Age (mo)	68.80±51.90	56.27±37.16	0.270
Boys:girls	17:9	23:10	0.712
Duration after onset of symptoms (day)
1st visit	1.84±1.43	4.53±4.47	0.812
CSF examination	1.84±1.43	4.53±4.47	0.812
EMG/NCV	2.00±1.64	4.57±4.46	0.789

Values are presented as mean±standard deviation or number.

GBS, Guillain-Barré syndrome; CSF, cerebrospinal fluid; EMG, electromyography; NCV, nerve conduction velocity.