Evaluation of Fundus Function in Mature Cataract Patients by Visual Electrophysiology

Table 3

Optimal cut-off point, sensitivity, specificity, and AUC of each electrophysiological parameter.

	Parameters	Optimal cut-off	Sensitivity	Specificity	YI	AUC
PVEP	1° P100 wave peak time (ms)	104.05	0.710	0.374	0.083	0.517	0.714
	1° P100 wave amplitude (µV)	5.43	0.500	0.604	0.104	0.503	0.945
	15′ P100 wave peak time (ms)	116.23	0.565	0.571	0.136	0.527	0.573
	15′ P100 wave amplitude (µV)	2.55	0.887	0.231	0.118	0.545	0.343
ffERG	DA 0.01 b-wave amplitude (µV)	76.80	0.855	0.484	0.338	0.707	<0.001
	DA 3.0 a-wave amplitude (µV)	152.10	0.823	0.604	0.427	0.762	<0.001
	DA 3.0 b-wave amplitude (µV)	292.05	0.742	0.736	0.478	0.769	<0.001
	DA 10.0 a-wave amplitude (µV)	220.85	0.677	0.703	0.381	0.748	<0.001
	DA 10.0 b-wave amplitude (µV)	302.35	0.774	0.681	0.456	0.760	<0.001
	DA OP2 amplitude (µV)	41.20	0.726	0.725	0.451	0.764	<0.001
	LA 3.0 a-wave amplitude (µV)	35.75	0.726	0.681	0.407	0.753	<0.001
	LA 3.0 b-wave amplitude (µV)	99.25	0.774	0.648	0.423	0.715	<0.001
	LA 30 Hz P2 wave amplitude (µV)	89.90	0.774	0.703	0.477	0.748	<0.001
mfERG	Ring1 amplitude density (nV/deg^2)	58.00	0.871	0.396	0.267	0.612	0.019
	Ring2 amplitude density (nV/deg^2)	40.43	0.871	0.593	0.464	0.782	<0.001
	Ring3 amplitude density (nV/deg^2)	30.22	0.855	0.670	0.525	0.811	<0.001
	Ring4 amplitude density (nV/deg^2)	22.06	0.790	0.736	0.526	0.826	<0.001
	Ring5 amplitude density (nV/deg^2)	14.86	0.855	0.659	0.514	0.792	<0.001