The dominant reactive EEG rhythm over the occipital regions…
The dominant reactive EEG rhythm over the occipital regions in relaxed wakefulness with eyes closed which is slower in infants and young children and attenuates with eye opening or attention. Frequency is 3.5 to 4.5 Hz when first seen in infants 3 to 4 months post-term, 5 to 6 Hz by 5 to 6 months, and 7.5 to 9.5 Hz by 3 years of age and amplitude is usually greater than 50 uV.