Fig. 1
From: Sleep-wake cycle on amplitude-integrated EEG and neuroimage outcomes in newborns
Flow diagram shows patient categorization. Among 111 patients, serial cranial ultrasonographies were performed in 107. In Group I, basal ganglia vasculopathy, cystic GMH, PVE grade 1/2, and normal findings were included. Group II were composed with severe findings included PVL, IVH grade III/IV, HIE and infarction. aEEG, amplitude-integrated electroencephalogram; GMH, germinal matrix haemorrhage; HIE, hypoxic ischemic encephalopathy; IVH, intraventricular haemorrhage; PVE, periventricular echodensity; PVL, periventricular leukomalacia