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How Many People Have LGS?

In the US:

13,400

Approximately 13,400 children under the age of 18 have LGS.

34,300

About 34,300 adults 18 years and older have LGS.

1 in 2,000

1 in 2,000 people have LGS.

  • 1-2% of all people with epilepsy have LGS
  • 3-4% of all children with epilepsy have LGS
  • ~48,000 children and adults in the U.S. have LGS
  • 1,000,000 children and adults have LGS worldwide
LGS prevalence and incidence research →