The study identified that the prevalence of epilepsy in both children and adults with mitochondrial disease appeared to be linked to the underlying genetic mutation, with some mutations like m.8344A>G showing epilepsy in 92.3% of cases and other mutations like single large-scale mtDNA deletions only showing epilepsy in 3% of cases.
For more information, take a look at the full article. epilepsy_in_adults_with_mitochondrial_disease_research_paper.pdf.