Fig. 2From: Electroencephalographic spectral power as a marker of cortical function and disease severity in girls with Rett syndromePower spectrum based on clinical diagnosis (RTT or TD). a Frontal power spectrum demonstrating that girls with RTT (blue) have decreased power in the lower to middle frequency bands when compared to TD controls (black). b Differences in frontal power spectra presented with 95% CI from bootstrap analysisBack to article page