3. Results 3.1. Clinical Characteristics No significant differences were observed regarding gender and age between the three groups (p > 0.05) (Table 1). Seizure frequency, seizure duration, and amount of antiseizure medications did not differ significantly between PWSD and PWoSD (p > 0.05) (Table 1). Both groups were treated with antiepileptic drugs, including one or more of lamotrigine, oxcarbazepine, carbamazepine, levetiracetam, valproic acid, and topiramate.