Table 2.

Classification performance indices for electrode group variables.

	Cohort 1−60 patients				Cohort 2−22 patients
	Accuracy	Sensitivity	Specificity	p	Accuracy	Sensitivity	Specificity	p
LR	86.7	88.6	84.0	<0.001	86.4	83.3	90.0	0.006
SVM	75.0	62.9	92.0	0.004	77.3	58.3	100.0	0.043
LDA	65.0	48.6	88.0	0.147	45.5	16.7	80.0	0.879

LDA, linear discriminant analysis; LR, logistic regression; p, p-value calculated using one-sample binominal test; SVM, linear support vector machines.