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CompletedNCT00282854Updated Jun 28, 2023

Genetics of Rolandic Epilepsy

An observational study in Epilepsy, sponsored by King's College London. Completed at 1 site in United States. Open to participants aged 3 Years and older. Per ClinicalTrials.gov, last updated 2023-06-28.

Sponsored by King's College London · Observational

Study type
Observational
Model
Case-control
Time perspective
Cross-sectional
Enrollment
1,000
Ages
3 Years and older
Sex
All
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Study summary

The purpose of this study is to find the genes that cause Rolandic epilepsy and its related traits.

Read the detailed description

Rolandic epilepsy (RE) is the most common type of childhood epilepsy-affecting more than 50,000 children in the United States-and has a complex genetic inheritance. The seizure prognosis is relatively benign, however, many children with RE also have problems with speech and language, reading, and motor coordination. Symptoms of the disorder overlap with more severe types of epilepsy.

The purpose of this study is to find the genes that influence RE and its related traits. Identifying genetic causes for the variants would improve diagnosis and allow for early intervention.

Researchers will enroll 1000 children with RE and 3000 controls for participation in the study. The scientists will request medical histories and (salivary) DNA samples from the participants. Participation can be completed by mail and telephone.

Results from this study should provide important information regarding diagnosis and prognosis of RE, may be useful in clinical management, and, eventually, may lead to a cure for this and other forms of epilepsy.

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Conditions studied

  • Epilepsy

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Keywords

  • epilepsy
  • Rolandic epilepsy
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In context

Epilepsy

1,842 studies on the registry are indexed under Epilepsy; 423 are open to participants now.

This study's enrollment of 1,000 is above the median of 101 across 536 observational studies indexed under Epilepsy.

Browse Epilepsy studies →

Lead sponsor

King's College London is the lead sponsor of 519 studies on the registry; 126 are open to participants now.

Counted across the registry records on this site, refreshed daily.

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Who can participate

Ages eligible
3 Years and older
Sexes eligible
All
Accepts healthy volunteers
No
Sampling method
Non-probability sample

Study population

Community Sample

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • typical history of focal seizures
  • EEG centrotemporal sharp waves
  • age of onset 3-12 years
  • no previous epilepsy type (febrile seizures OK)
  • normal development
  • normal neurological examination
  • normal MRI/CT (if done)

Exclusion criteria

Exclusion:

  • only history of secondary generalized seizures
  • atypical history/semiology
  • history and EEG inconsistent
  • abnormal EEG background
  • very early (\<3yrs) or late (>12yrs) onset
  • global neurodevelopmental deficit
  • deviant neurodevelopment
  • structural imaging abnormality
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Study design

Observational model
Case-control
Time perspective
Cross-sectional
Enrollment
1,000 participants (actual)
Biospecimen retention
Samples with dna

Groups and cohorts

  • Group I: Cases

    Children with rolandic epilepsy

  • Group II: Controls

    Individuals group matched to cases for ethnicity, sex and area of residence but lacking a primary brain disorder.

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Study locations

1 site
  • Mailman School of Public Health, Columbia University Medical Center, 722 West 168th St, 6th Floor
    New York, New York 10032, United States
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Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jun 28, 2023, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
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Registry details

Key details

Study ID
NCT00282854
Responsible party
Sponsor
First posted
Jan 27, 2006
Start date
Jan 2005
Primary completion
Dec 2013
Completion
Dec 2013
Last update
Jun 28, 2023

Study contacts

Deb K. Pal, MD, PhD
principal investigator · Associate Research Scientist, Mailman School of Public Health, Columbia University Medical Center

Oversight

Data monitoring committee
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is completed, as verified in Aug 2011. You cannot join it, but the record below documents what was studied.

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Discussion

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