control group (sham operation group):The stimulation electrode was placed on the left DLPFC (F3) and the right DLPFC (F4), and the current slowly increased from 0 to 2 mA within 30 seconds at the begi

Investigator revocation ; Prospective, multicenter, randomized, ineffective stimulus controlled, double-blind, and superior efficacy clinical trial to evaluate the effectiveness and safety of wearable transcranial electrical stimulation training devices for the treatment of mild cognitive impairment

A prospective, multicenter, randomized, controlled, double-blind, superiority clinical trial was conducted to evaluate the efficacy and safety of a wearable transcranial electrical stimulation training device for the treatment of mild cognitive impairment