The main goal of this study is to improve dysexecutive symptoms (e.g., sustained attention, processing speed) in patients exhibiting post-acute sequelae of COVID-19 (PASC) through home-based transcranial direct current stimulation (tDCS), a noninvasive method that uses low intensity electric currents delivered to the brain through stimulation electrodes on the scalp.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
40
2 mA of anodal stimulation will be applied to the left prefrontal cortex over the F3 electrode based on the International 10-10 EEG system.
Sham stimulation will be applied to the left prefrontal cortex over the F3 electrode.
Massachusetts General Hospital
Charlestown, Massachusetts, United States
Change in inhibitory control
Performance during the incongruent trials of the Eriksen Flanker Task will be assessed at four time points before, during, and after the 4-week intervention.
Time frame: 8 weeks
Change in processing speed
Reaction time during the incongruent trials of the Eriksen Flanker Task will be assessed at four time points before, during, and after the 4-week intervention.
Time frame: 8 weeks
Change in EEG P300 event-related potential
EEG P300 amplitudes time-locked to the incongruent trials of the Eriksen Flanker Task will be assessed at four time points before, during, and after the 4-week intervention.
Time frame: 8 weeks
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