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Electrophysiological parameters extracted from an example of an input output curve (I/O curve) fitted by a sigmoid function. Are shown the following variables: Xint: X intercept, IO140: Motor Evoked Potential amplitude recorded at 140% rMT, PS, peak slope; AUC, area under the I/O curve in gray; S50, stimulus intensity needed to obtain 50% of the maximum response; MEPmax, maximum value of the sigmoid function.
