Objective: To explore the early change feature of event-related potential(ERP)in patients with mild cognitive impairment(MCI)when they engaged in face perception, number-object control judging tasks and single-unit additive mental calculation,and to investigate the significance of event-related potentials for early diagnosis of mild cognitive impairment.
Methods: 16 patients with MCI(patient group),16 healthy matching aging controls(NC group)were served as subjects in experiment.The continuous electroen...