. Author manuscript; available in PMC: 2009 Aug 15.

Published in final edited form as: J Neurosci Methods. 2008 Jun 7;173(1):99–107. doi: 10.1016/j.jneumeth.2008.05.024

Table III.

Root mean squared error of visual ERP waveforms

	Stimulus	Carbon wire electrodes (microvolts)	Ag/AgCl electrodes (microvolts)
With fMRI	Standard	4.7	4.1
With fMRI	Oddball	4.9	4.6
Without fMRI	Standard	2.4	2.5
Without fMRI	Oddball	2.4	2.8