Factors associated with recurrent febrile seizures in pediatric patients after first febrile seizure at Lampang Hospital
Keywords:
febrile seizure, factors affecting febrile seizure, complex febrile seizure, recurrent febrile seizureAbstract
Background: Febrile seizure is the most common neurological condition in children. Children experiencing their first febrile seizure have approximately a thirty percent chance of having recurrent febrile seizures. Lampang Hospital encounters a large number of pediatric patients with febrile seizures and recurrent episodes requiring hospital treatment. Therefore, febrile seizures are a significant problem to identify associated risk factors and prevent from their recurrence.
Objective: To study the factors associated with recurrent febrile seizures and the prevalence of recurrent febrile seizures after the first febrile seizure episode in pediatric patients at Lampang Hospital.
Methods: A retrospective cohort study was conducted by reviewing the medical records of pediatric patients diagnosed with first febrile seizure between October 2016 and September 2020.
Results: A total of 331 pediatric patients were diagnosed with first febrile seizure. Of these, 198 were male (59%). The average age of patients at the time of their first febrile seizure was 20.8±10.2 months. Fifty-nine patients (17.8%) experienced a complex febrile seizure in their first episode. A family history of febrile seizures was reported in 24.2%, and a family history of epilepsy in 0.9%. The most common cause of the first febrile seizure was upper respiratory tract infection (39.5%). Recurrent febrile seizures occurred in 80 patients (24.2%). The majority of recurrences (70%) occurred within the first year after the first febrile seizure. Factors associated with recurrent febrile seizures in pediatric patients at Lampang Hospital included age at onset less than 18 months, a history of premature birth, and a family history of febrile seizures. These factors increased the risk of recurrent febrile seizures by 2.05, 2.08, and 1.80 times, respectively, compared to children without these factors.
Conclusion: Factors associated with recurrent febrile seizures after the first febrile seizure in pediatric patients at Lampang Hospital included age at onset less than 18 months, a history of premature birth, and a family history of febrile seizure.
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