Controlled Trial With Deep Brain Stimulation in Patients With Early Parkinson's Disease (EARLYSTIM)

June 22, 2018 updated by: German Parkinson Study Group (GPS)

The Effect of Deep Brain Stimulation of the Subthalamic Nucleus (STN-DBS) on Quality of Life in Comparison to Best Medical Treatment in Patients With Complicated Parkinson's Disease and Preserved Psychosocial Competence (EARLYSTIM-study)

Earlystim Study: Patients are randomized either to medical treatment or subthalamic stimulation. The observation period was 2 years. The primary outcome criterium: PDQ-39.

Post study Follow up studies: After the 24 months observation period also BMT patients could be operated and all patients will be observed for 10 years or longer to elucidate whether earlier stimulation has advantages (or drawbacks) compared to later stimulation.

Study Overview

Detailed Description

Parkinsons' disease is one of the most disabling chronic neurological diseases. It can be treated sufficiently until motor complications with fluctuations of mobility and dyskinesias develop. The quality of life and the social and occupational functioning is relentlessly deteriorating with longer disease duration once the complications of conservative therapy develop. High-frequency stimulation of the subthalamic nucleus especially improves the motor complications of Parkinson's disease and preliminary data suggest that also the quality of life and psychosocial handicap are improved. So far this therapy is only used for patients which have already undergone personal, professional and social degradation due to motor complications of the disease. The aim of this study is to assess the use of this therapy in earlier stages of the disease, when motor complications have just developed and before patients are significantly affected in their social and occupational functioning.

The main study (Earlystim) was finished in March 2012 and published in February 2013 (Schuepbach WM, Rau J, Knudsen K, et al. Neurostimulation for Parkinson's disease with early motor complications. N Engl J Med. Feb 14 2013;368(7):610-622.) Patients, who were treated with BMT only in the Earlystim Study were privileged to be operated after the 24 months and a follow up phase of 5 years was planned to elucidate whether earlier stimulation has advantages (or drawbacks) compared to later stimulation.

As operated patients fare better in terms of quality of life and other outcomes (see publication), it will be important to know if patients who are operated earlier keep an advantage in all thoses parameters over those who were operated later or if those operated later will catch up after surgery. Also the pattern of adverse events among earlier and later operated patients may differ. These issues can be addressed with the post-study follow-up (PSFU) studies of the patients of the Earlystim trial. The results of these investigations elucidate longterm issues of DBS in PD and may affect the recommendations of surgery for patients.

Study Type

Interventional

Enrollment (Actual)

251

Phase

  • Phase 4

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

      • Grenoble Cedex, France, 38043
        • Michallon Hospital, CHU Grenoble, Service de Neurologie, BP217
      • Lyon, France, 69677
        • Service de Neurologie C, Hôpital Neurologique et neurochirurgical Pierre Wertheimer , 59 Bd Pinel 69677 BRON Cedex
      • Marseille, France, 13005
        • Centre hospitalier La Timone, Service de neurologie et pathologie du mouvement,Boulevard Jean Moulin
      • Nantes, France, 44093
        • "Hôpital Nord Laënnec Boulevard Jacques-Monod - Saint-Herblain
      • Paris Cedex 13, France, 75651
        • CIC, CHU Pitié-Salpêtrière, 47-83 Bd de l'Hôpital
      • Poitiers, France, 86021
        • Hôpital La Milétrie, Tour Jean Bernard, 350 Av Jacques Cœur, BP 577
      • Rouen, France, 76031
        • Centre Hospitalo-Universitaire de Rouen, Charles Nicolle, bat. DV, 1 rue de Germont
      • Toulouse, France, 31059
        • Centre d'investigation Clinique, Pavillon Riser, Hôpital Purpan,Place du Dr Baylac TSA 40031
      • Berlin, Germany
        • Klinik und Poliklinik für Neurologie, Charite
      • Duesseldorf, Germany, 40225
        • Neurologische Klinik der Universität, Moorenstr. 5
      • Freiburg, Germany, 79106
        • Neurologische Universitätsklinik Freiburg, Breisacher Str. 64
      • Kassel, Germany, 34128
        • Paracelsus-Elena-Klinik, Kassel, Klinikstrasse 16
      • Kiel, Germany, 24105
        • Klinik für Neurologie, Universitätsklinikum Schleswig-Holstein, Schittenhelmstr. 10
      • Köln, Germany, 50924
        • Klinik und Poliklinik fur Neurologie
      • München, Germany, 81377
        • Klinikum der Universität München Neurologische Klinik und Poliklinik - Großhadern, Marchioninistr. 15
      • Tübingen, Germany, 72076
        • Universitätsklinikum Tübingen, Klinik für Neurochirurgie, Hoppe-Seyler-Str.3

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

18 years to 60 years (Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Idiopathic Parkinson's Disease
  • Hoehn and Yahr stage ≤ 2.5 in the best "on"med condition
  • Disease duration > 4 years
  • Presence of fluctuations and/or dyskinesias for no more than 3 years
  • One of the two following forms of impairment:
  • Impairment in activities of daily living (UPDRS II > 6) due to PD-symptoms despite medical treatment in the "worst" condition or
  • Impairment of social and occupational functioning (measured with a modified SOFAS) due to PD-symptoms despite medical treatment (51-80%)
  • PDQ-39 completed
  • Written informed consent
  • For the patients in France a social security number is required

Exclusion Criteria

  • Major depression with suicidal thoughts (Beck Depression Inventory > 25)
  • Dementia (Mattis Score ≤ 130)
  • Acute psychosis
  • Need for nursing care
  • Any medical or psychological problems which may interfere with a smooth conduction of the study protocol (e.g. cancer with a limited life expectancy)
  • Drug or alcohol addiction
  • Surgical contraindications
  • Fertile women not using adequate contraceptive methods
  • Women who are pregnant or breast feeding
  • Illiteracy or insufficient language skills (German or French) to complete the questionnaires
  • Simultaneous participation in another clinical trial except that other trial does not affect the Earlystim study as approved and documented by the steering committee

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: Randomized
  • Interventional Model: Parallel Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Active Comparator: DBS treatment
Patients in this arm are treated with Deep Brain Stimulation (DBS) of the Nucleus subthalamicus with the device Kinetra and Soletra (neurostimulator, Medtronic) and addtionally get best medical treatment
Patients in this arm were implanted with a neurostimulator (Kinetra and Soletra from Medtronic) are stimulated. Additionally the get best medical treatment.
Active Comparator: BMT treatment
Patients in this arm get best medical treatment only.
Patients in this arm get best medical treatment only

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
PDQ-39
Time Frame: 24 months
Difference in the PDQ-39 summary index at 24 months compared to the baseline assessment.
24 months

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
UPDRS part III
Time Frame: 24 months
Change in the Unified Parkinson's disease Rating Scale (UPDRS) part III
24 months
UPDRS II scale
Time Frame: 24 months
Change in the UPDRS II scale
24 months
Safety
Time Frame: 24 months
Frequency, type and severity of therapy related adverse events of medication or DBS, Change in medication (L-DOPA equivalents)
24 months
UPDRS VI scale
Time Frame: 24 months
Change in the UPDRS VI scale
24 months
SCOPA-PS
Time Frame: 24 months
Change in the SCOPA-PS scale
24 months
BDI scale
Time Frame: 24 months
Change in the BDI scale
24 months
MADRS scale
Time Frame: 24 months
Change in the MADRS scale
24 months
BPRS scale
Time Frame: 24 months
Change in the BPRS scale
24 months
Mattis Dementia Scale
Time Frame: 24 months
Change in the Mattis Dementia Scale
24 months
Ardouin Behaviour Scale
Time Frame: 24 months
Change in the Ardouin Behaviour Scale
24 months
Starkstein-Apathy Scale
Time Frame: 24 months
Change in the Starkstein-Apathy Scale
24 months
professional Fitness scale
Time Frame: 24 months
Change in the professional Fitness scale
24 months
SF-36 scale
Time Frame: 24 months
Change in the SF-36 scale
24 months
pain (VAS) scale,
Time Frame: 24 months
Change in the pain (VAS) scale
24 months
clinical global impression (CGI-GI) scale
Time Frame: 24 months
change in the clinical global impression (CGI-GI) scale
24 months
"best"-state
Time Frame: 24 months
Change in the number of hours per day in the "best"-state
24 months
"best" state dyskinesias
Time Frame: 24 months
Frequency and severity of "best" state dyskinesias
24 months
Sleeping-hours per day
Time Frame: 24 months
Sleeping-hours per day
24 months
Gait
Time Frame: 24 months
Changes in gait
24 months
Speech
Time Frame: 24 months
Changes in speech
24 months

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Investigators

  • Principal Investigator: Guenther Deuschl, Prof., Department of Neurology, Christian-Albrechts-University Kiel, Schittenhelmstr. 10, D 24105 Kiel
  • Principal Investigator: Marie Vidailhet, Prof., Groupe Hospitalier Pitié- Salpêtrière, Fédération des Maladies du Système Nerveux, 47-83 Boulevard de l´Hôpital, F- 75651 Paris Cedex 13

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start

July 1, 2006

Primary Completion (Anticipated)

March 1, 2022

Study Completion (Anticipated)

March 1, 2022

Study Registration Dates

First Submitted

July 19, 2006

First Submitted That Met QC Criteria

July 19, 2006

First Posted (Estimate)

July 20, 2006

Study Record Updates

Last Update Posted (Actual)

June 26, 2018

Last Update Submitted That Met QC Criteria

June 22, 2018

Last Verified

June 1, 2018

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

Yes

IPD Plan Description

Individual participant data that underlie the results reported in this article, after deidentification (text, tables, figures and appendices).

IPD Sharing Time Frame

Beginning 9 months and ending 36 months following article publication.

IPD Sharing Access Criteria

by inidividual contact with the Coordinatin Investigator Prof.Dr. Deuschl

IPD Sharing Supporting Information Type

  • Study Protocol

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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