Risk Factors for Sudden Unexplained Death in Epilepsy

NCT ID: NCT01662453

Last Updated: 2025-07-30

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Total Enrollment

800 participants

Study Classification

OBSERVATIONAL

Study Start Date

2011-06-30

Study Completion Date

2026-09-30

Brief Summary

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The main purpose of this study is to develop a North American registry for SUDEP cases; requesting family members of epilepsy patients who died suddenly of unclear causes (SUDEP) to contact the study team. The family members who decide to participate in the study will be asked to complete a brief telephone interview about their loved one's epilepsy and seizure history and the circumstances of his or her death. If the death has occurred within the past 24 hours, and the family is willing to consider donating tissue to the study, the subject will be transferred to the Autism Tissue Program, and the remainder of the phone interview will be conducted at a later time.

In addition to the phone interview, the family will be asked to provide access to the deceased's medical records. Any costs involved in obtaining medical records will be covered by the study, and all medical information will remain completely confidential.

Detailed Description

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SUDEP stands for sudden unexplained death in epilepsy; a witnessed or unwitnessed, non-traumatic and non-drowning death occurring in benign circumstances, in a person with epilepsy with or without evidence of a seizure and excluding documented status epileptics (seizure duration of 130mins or longer, or seizures without recovery in between), in which a postmortem examination does not reveal a cause of death. SUDEP is not a cause of death so much as it is a descriptive term for a category of unexplained deaths in people with epilepsy or epilepsy-related conditions. Little is known about SUDEP and its mechanisms and risk factors.

One of the main objectives of this study is to investigate the role of various risk factors in the development of sudden unexplained death in patients with epilepsy, with a particular focus on the role of antiepileptic medications. In addition, we want to elucidate the pathophysiologic mechanisms leading to SUDEP.

Conditions

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SUDEP

Study Design

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Observational Model Type

CASE_CONTROL

Study Time Perspective

RETROSPECTIVE

Study Groups

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SUDEP Group

The SUDEP group refers to epileptic patients that had a sudden unexplained death; excludes trauma, drowning, status epilepticus, or other known cause, but there is often evidence of an associated seizure.

No interventions assigned to this group

Control Group

We will recruit living patients with epilepsy for the control group. In particular, epileptic patients with Dravet Syndrome of Idic 15.

No interventions assigned to this group

Eligibility Criteria

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Inclusion Criteria

Control Group For the control group, we will include any patient diagnosed with epilepsy currently in the care of the NYU Comprehensive Epilepsy Center, willing and able to participate in the study.
Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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NYU Langone Health

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Orrin Devinsky, MD

Role: PRINCIPAL_INVESTIGATOR

NYU School of Medicine

Locations

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NYU Comprehensive Epilepsy Center

New York, New York, United States

Site Status RECRUITING

Countries

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United States

Central Contacts

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Juliana Laze

Role: CONTACT

646-558-0835

Marlene Cosme

Role: CONTACT

646-558-0840

Facility Contacts

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Juliana Laze

Role: primary

646-558-0835

Other Identifiers

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11-01664

Identifier Type: -

Identifier Source: org_study_id

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