Table 1. Clinical and demographic information of all patients.

Patient	Gender	Age [yrs]	Aetiology	Number of Electrodes	Sampling rate [Hz]	Pre-inhalation EEG-Duration [s]	Post-inhalation EEG-Duration [s]
1	M	4	Angelman-Syndrom	20	500	1200	1158
2	F	10	Lissencephaly	19	256	1200	979
3	M	3	Lissencephaly (PAFAH1B1 mutation)	20	256	416	1128
4	M	13	Alper mitochondrial depletion syndrom (POLG1 mutation)	20	256	989	1532
5	M	5	Angelman	20	256	1200	1224