Table 1.

Clinical characteristics and seizure etiology among 426 neonates with clinically suspected and/or EEG confirmed seizures who were monitored by cEEG.

	Overall N=426
Clinical Characteristics
Male	237 (56%)
Term (>36 weeks gestation)	373 (88%)
Admission to the study center at <24 hours of age	222 (52%)
Medical Comorbidities
Congenital cardiac disease	60 (14%)
ECMO	27 (6%)
Dialysis	6 (1%)
Congenital diaphragmatic hernia	4 (1%)
Indication for cEEG Monitoring
Clinical event suspicious for seizure	267 (63%)
Encephalopathy	82 (19%)
Clinical event and encephalopathy	62 (15%)
Other	15 (4%)
Seizure Etiology
Hypoxic ischemic encephalopathy	163 (38%)
Ischemic stroke	75 (18%)
Intracranial hemorrhage	49 (12%)
Epileptic encephalopathy/Genetic epilepsy	24 (6%)
Intracranial infection	19 (4%)
Brain Malformation	18 (4%)
Transient metabolic (hypoglycemia or electrolyte disturbance)	16 (4%)
Inborn error of metabolism	13 (3%)
Benign familial neonatal epilepsy	11 (3%)
Other/Unknown	38 (9%)
Short Term Outcomes
Death or transfer to hospice	72 17%)
Abnormal mental status, tone or reflexes among survivors at discharge/transfer	173 (49%)
Length of hospital stay among survivors discharged home, days	14 (10, 28)

Data are presented as N(%), median(interquartile range)

ECMO extracorporeal membrane oxygenation, cEEG continuous video-EEG monitoring