Figure 1.

Case identification and group assignment. There were 4,681 Pediatric Intensive Care Unit (PICU) admissions during the study period, of which 422 children were admitted with a primary diagnosis of status epilepticus. Three hundred seventeen children were eligible, and 59 of these children met inclusion criteria. Twenty‐eight children presented with status epilepticus for the first time and constituted the nonepileptic group, whereas 31 children had a history of epilepsy. ECG, electrocardiogram.