Perinatal EEG Delta and Alpha Power Tracked Depression and Anxiety
TL;DR: Portable electroencephalography (EEG) recordings tracked perinatal anxiety most consistently in a preliminary medRxiv preprint, with delta power carrying the clearest longitudinal marker and alpha power appearing in visit-specific anxiety analyses. Key Findings First-trimester marker: Relative delta power before 16 gestational weeks was associated with third-trimester PHQ-9 depression and GAD-7 anxiety scores. Delta-anxiety link: Across …
