Stopped: Business Decision
The main aim of this study is to learn about the percentage of persons diagnosed with Dravet Syndrome (DS) and Lennox-Gastaut-Syndrome (LGS) in 2022 and of persons newly diagnosed in 2021 and 2022 compared to the overall population in Portugal. Other aims are to understand how many percent of the persons diagnosed with DS and LGS are children, teenagers or adults and gather additional information on diagnosis and persons diagnosed with DS and LGS in Portugal. Information will be taken from a participant's existing medical hospital records. It is planned to review data in approximately 3 public hospitals in Portugal. No personal information of the participants will be collected.
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One-Year Period Prevalence of DS
Timeframe: Up to 12 months
Incidence of DS
Timeframe: At two different 12 months periods (in consecutive years at Months 12 and 24)
One-Year Period Prevalence of LGS Based on Stricter Diagnosis Criterion
Timeframe: Up to 12 months
Incidence of LGS Based on Stricter Diagnosis Criterion
Timeframe: At two different 12 months periods (in consecutive years at Months 12 and 24)