Table 3.

Correlation coefficients r of executive oculomotor parameters with neuropsychological ECAS scores (total and single sections) in presymptomatic ALS gene carriers

	ALS gene carriers				C9orf72 carriers				SOD1 carriers
	Anti-saccades error rate/%	Delayed saccades error rate/%	Number of voluntary gaze shifts	Intrusion rate/°/s	Anti-saccades error rate/%	Delayed saccades error rate/%	Number of voluntary gaze shifts	Intrusion rate/°/s	Anti-saccades error rate/%	Delayed saccades error rate/%	Number of voluntary gaze shifts	Intrusion rate/°/s
ECAS total	− 0.59	− 0.32	0.46	− 0.33	− 0.74	− 0.53	0.28	− 0.56	− 0.68	− 0.13	0.59	− 0.14
ECAS verbal memory	− 0.42	− 0.14	0.29	− 0.11	− 0.73	− 0.38	0.10	− 0.23	− 0.50	− 0.02	0.33	0.05
ECAS visuospatial function	− 0.36	− 0.34	0.19	− 0.56	− 0.35	− 0.39	0.17	− 0.63	–	0.20	0.19	− 0.20
ECAS language	− 0.29	− 0.18	0.24	− 0.15	− 0.54	− 0.40	0.21	− 0.54	-0.42	− 0.12	0.33	0.05
ECAS verbal fluency	− 0.43	− 0.22	0.35	− 0.28	− 0.42	− 0.20	0.33	− 0.41	− 0.68	− 0.30	0.45	− 0.19
ECAS executive function	− 0.63	− 0.37	0.55	− 0.42	− 0.73	− 0.67	0.30	− 0.62	− 0.77	− 0.07	0.82	− 0.30

The matrix represents the correlation of anti-saccade error rate, the error rate of delayed saccades, number of voluntary gaze shifts, and the saccadic intrusion rate with the total ECAS score and the following ECAS sections: verbal memory, visuospatial function, language, verbal fluency, and executive function. Significance: unbold, p > 0.05; italics, p < 0.05; bold, p < 0.01