Fig. 3From: Detection rate of causal variants in severe childhood epilepsy is highest in patients with seizure onset within the first four weeks of lifeClassification based on age at the onset of seizures: Legend: X axis: probands were divided into 4 groups by the age at the first seizure – the first four weeks of life, four weeks to 12 months of age, 12 months to 36 months years of age and older than 36 months., Y axis: Percentage of variants (not found) – pathogenic and likely pathogenic variants were marked as “variant found”Back to article page