Table 1 Eligibility criteria

Patients after successful cardiopulmonary resuscitation with suspected postanoxic encephalopathy

A known history of another medical condition with limited life expectancy (<6 months)

Age 18 years or older

Any progressive brain illness, such as a brain tumor or neurodegenerative disease

Continuous EEG with at least 8 electrodes started within 24 hours after cardiopulmonary resuscitation

Pre-admission glasgow outcome scale score of 3 or lower

Electroencephalographic status epilepticus on continuous EEG

Reason other than neurological condition to withdraw treatment

Informed consent given by a legal representative

Follow-up impossible due to logistic reasons, for example not living in The Netherlands

Possibility to start treatment within 3 hours after detection of electroencephalographic status epilepticus^a

Known participation in any interventional study