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Biomarkers In Seizure To Predict Recurrence and Severe Outcomes (BISTRO)

This study has been completed.
Groupe Hospitalier Pitie-Salpetriere
Barts & The London NHS Trust
Information provided by (Responsible Party):
Yonathan Freund, Bistro Study Group Identifier:
First received: January 22, 2013
Last updated: March 26, 2014
Last verified: March 2014
We study the hypothesis that combination of Proteine S100 beta and Copeptin within normal ranges can rule out seizure recurrences and severe outcome, and allow early discharge from the emergency department

Seizures S-100b Protein Copeptin

Study Type: Observational [Patient Registry]
Study Design: Observational Model: Cohort
Time Perspective: Prospective
Target Follow-Up Duration: 1 Month
Official Title: Study of Prognosis Value of Protein S100Beta and Copeptine in Seizure in the Emergency Department

Resource links provided by NLM:

Further study details as provided by Yonathan Freund, Bistro Study Group:

Primary Outcome Measures:
  • Combined hospital admission, seizure recurrence, or death at day 7 [ Time Frame: 7 days ]

Secondary Outcome Measures:
  • Hospital free days [ Time Frame: 7 days ]
    number of days out of hospital, death corresponding to 0

  • Hospital free days [ Time Frame: day 28 ]
  • death or ICU admission [ Time Frame: day 7 ]
  • Death or ICU admission [ Time Frame: 28 days ]
  • Recurrence of seizure [ Time Frame: 7 days ]

Biospecimen Retention:   Samples Without DNA
2 5ml serum sample for proteine S100Beta and copeptine analysis

Estimated Enrollment: 300
Study Start Date: January 2013
Study Completion Date: March 2014
Primary Completion Date: January 2014 (Final data collection date for primary outcome measure)
Detailed Description:

Prospective study for a 12 month period in Paris (France) and London (UK).

Inclusion criteria :

  • seizure within 24h of attendance to an Emergency department (ED)
  • or seizure in the ED

Exclusion Criterie :

  • pregnancy
  • prisoneer

Primary endpoint :

- recurrence of seizure, hospitalisation more than 24 hours or death within seven days

Secondary endpoint :

  • Hospital free days at day 7 and day 28
  • Death, ICU admission, or neurosurgical intervention at day 7 and day 28
  • Return visit to the ED or re admission at day 7 and day 28

data collection:

  • demographics
  • past medical history, medication
  • vital signs (Heart rate, temperature, Pulse oxymetry, blood pressure, GCS) on arrival
  • Pathology (White cell count, Sodium, Calcium, Glucose, lactate)
  • Protein S100B and Copeptin
  • Seizure characteristics (Witnessed, simple, partial, complex, provoked, acute symptomatic, idiopathic)
  • Discharge plan, outcomes

Follow up at day 7 and day 28, hospital visit or phone call


Ages Eligible for Study:   18 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Sampling Method:   Non-Probability Sample
Study Population
Emergency department patients

Inclusion Criteria:

  • Seizure within 24 hours of ED attendance
  • Or Seizure in the ED

Exclusion Criteria:

  • Pregnancy
  • Prisoner
  • age < 18 years old
  Contacts and Locations
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Please refer to this study by its identifier: NCT01774500

Hopital Lariboisiere
Paris, France, 75010
Groupe Hospitalier pitie-salpetriere
Paris, France, 75013
Hopital Tenon
Paris, France, 75020
United Kingdom
Royal London Hospital, Barts Health NHS Trust
London, United Kingdom, E1 1BB
Sponsors and Collaborators
Bistro Study Group
Groupe Hospitalier Pitie-Salpetriere
Barts & The London NHS Trust
  More Information

Responsible Party: Yonathan Freund, Chef de Clinique - Research fellow. MD, Bistro Study Group Identifier: NCT01774500     History of Changes
Other Study ID Numbers: BISTRO
Study First Received: January 22, 2013
Last Updated: March 26, 2014

Keywords provided by Yonathan Freund, Bistro Study Group:
Emergency Department

Additional relevant MeSH terms:
Diabetes Insipidus
Brain Diseases
Central Nervous System Diseases
Nervous System Diseases
Neurologic Manifestations
Signs and Symptoms
Kidney Diseases
Urologic Diseases
Pituitary Diseases
Endocrine System Diseases processed this record on July 26, 2017