Radiotherapy of Motor Deficits From Metastatic Epidural Spinal Cord Compression (SCORE-2)

February 18, 2020 updated by: Prof. Dirk Rades, MD

Radiotherapy of Motor Deficits From Metastatic Epidural Spinal Cord Compression (10 x 3 Gy Versus 5 x 4 Gy)

The primary aim of this randomized multi-center trial is to investigate the efficacy of the radiotherapy regimens 5 x 4 Gy and 10 x 3 Gy with respect to the effect on motor function in patients with metastatic epidural spinal cord compression.

Study Overview

Status

Completed

Intervention / Treatment

Detailed Description

The primary aim of this randomized multi-center trial is to investigate the efficacy of the radiotherapy regimens 5 x 4 Gy and 10 x 3 Gy with respect to the effect on motor function in patients with metastatic epidural spinal cord compression. The response rate (improvement in motor function or prevention of progression) will be assessed at one month following radiotherapy.

In addition, the following endpoints will be evaluated:

  1. Motor function; additional assessments directly and at 3 and at 6 months after radiotherapy
  2. Ability to walk; assessment directly and at 1, 3 and 6 months after radiotherapy
  3. Sensory function; assessment directly and at 1, 3 and 6 months after radiotherapy
  4. Quality of life; evaluation directly and at 1, 3 and 6 months after radiotherapy
  5. Pain assessment directly and at 1, 3 and 6 months after radiotherapy
  6. Overall survival up to 6 months following radiotherapy
  7. Local Progression-free survival up to 6 months following radiotherapy

Study Type

Interventional

Enrollment (Actual)

203

Phase

  • Not Applicable

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

      • Berlin, Germany, 10117
        • Charite Berlin
      • Bremen, Germany, 28239
        • Center of Radiotherapy and Radiation Oncology
    • Baden-Wutemberg
      • Ravensburg, Baden-Wutemberg, Germany, 88191
        • Oberschwabenklinik Ravensburg
    • Bavaria
      • Bayreuth, Bavaria, Germany, 95445
        • Klinikum Bayreuth
      • Regensburg, Bavaria, Germany, 93053
        • University of Regensburg
      • Würzburg, Bavaria, Germany, 97080
        • University of Würzburg
    • North Rhine Westphalia
      • Bochum, North Rhine Westphalia, Germany, 44801
        • Ruhr University
    • Saxonia
      • Dresden, Saxonia, Germany, 01067
        • Radiotherapy Practice Dresden-Friedrichstadt
    • Schleswig-Holstein
      • Lübeck, Schleswig-Holstein, Germany, 23538
        • University of Lubeck
      • Vilnius, Lithuania
        • Institute of Oncology, Vilnius University
      • Khobar, Saudi Arabia
        • Saad Specialist Hospital
      • Ljubljana, Slovenia
        • Institute of Oncology
    • Castellon
      • Valencia, Castellon, Spain
        • Consorcio Hospitalario Provencial de Castellon
    • Vizcaya (Basque Country)
      • Barakaldo, Vizcaya (Basque Country), Spain, 48903
        • Cruces University Hospital
    • Arizona
      • Scottsdale, Arizona, United States, 85259
        • Mayo Clinic

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

14 years to 85 years (Adult, Older Adult)

Accepts Healthy Volunteers

No

Genders Eligible for Study

All

Description

Inclusion Criteria:

  • Motor deficits of the lower extremities resulting from metastatic epidural spinal cord compression, which have persisted for no longer than 30 days
  • Confirmation of diagnosis by magnetic resonance imaging (spinal computed tomography allowed)
  • Relatively poor survival prognosis (defined as ≤35 points on the survival score published in Cancer 2008)
  • Written informed consent

Exclusion Criteria:

  • Prior radiotherapy or surgery of the spinal areas affected by MESCC
  • History of symptomatic brain tumor or symptomatic brain metastases
  • Metastases of the cervical spine only
  • Other severe neurological disorders
  • Pregnancy, Lactation
  • Indication for decompressive surgery + stabilization of the affected spinal areas

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
Experimental: 5 x 4 Gy in 1 week
radiotherapy with 5 x 4 Gy in 1 week (5 x 4 Gy per week)
external beam radiotherapy (5 x 4 Gy versus 10 x 3 Gy)
Active Comparator: 10 x 3 Gy in 2 weeks
radiotherapy with 10 x 3 Gy in 2 weeks (5 x 3 Gy per week)
external beam radiotherapy (5 x 4 Gy versus 10 x 3 Gy)

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Number of Participants Showing Improvement or no Further Progression of Motor Deficits at 1 Month Following Radiotherapy
Time Frame: at 1 month following radiotherapy

Overall response was defined as improvement or no further progression of motor deficits following radiotherapy.

Motor function was graded with the following 8-point scale: 0, complete paraplegia; 1, palpable or visible muscle contractions; 2, active movement of the leg without gravity; 3, active movement against gravity; 4, active movement against mild resistance; 5, active movement against intermediate resistance; 6, active movement against strong resistance; and 7, normal strength.

Motor function was recorded separately for each leg resulting in total points of 0 to 14. Improvement of motor function was defined as an increase by at least 2 points compared to baseline. No further progression was defined as +/-1 point (i.e. +1 point, +/- 0 points or -1 point).

at 1 month following radiotherapy

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
Number of Participants Who Were Able to Walk at 1 Month Following Radiotherapy
Time Frame: at 1 month following radiotherapy

Ambulatory status was assessed using the following scoring system:

0 = Normal strength

  1. = Ambulatory without aid
  2. = Ambulatory with aid
  3. = Not ambulatory

A patient with a score equal to or less than 2 is considered "able to walk". Both participants that could and could not walk prior to radiotherapy have been included in this assessment..

at 1 month following radiotherapy
Number of Participants Who Were Alive at 6 Months Following Radiotherapy Without Deterioration of Motor Function During (or Directly Following) Radiotherapy and Freedom From In-field Recurrence of Metastatic Spinal Cord Compression Following Radiotherapy
Time Frame: 6 months following radiotherapy

Local Progression Free Survival (LPFS) was defined as freedom from progression of motor deficits during or one month following radiotherapy and freedom from in-field recurrence of metastatic spinal cord compression (MSCC) following radiotherapy.

An in-field recurrence was defined as a recurrence of MSCC associated with motor deficits in the region of the spinal cord that had been previously irradiated for MSCC.

In case of clinical suspicion of sich a recurrence, a spinal MRI was performed to confirm the diagnosis. Time to in-field recurrence was calculated from the last day of radiotherapy, and the patients were followed for a maximum of 6 months after the end of radiotherapy. The values of 6-month LPFS were estimated using the Kaplan-Meier method.

6 months following radiotherapy
Number of Participants Who Experienced Relief of Distress at 1 Month Following Radiotherapy Compared to Baseline
Time Frame: at 1 month following radiotherapy

Distress (as an indicator of impairment of quality of life) was measured with the distress-thermometer. the patients rated their level of distress on a scale ranging from 0 (no distress) to 10 (extreme distress). Patients rated the distress they experienced during the last week and stated the reasons for distress from a list of items.

An improvement (lower score) by 2 points was considered a clinically relevant relief of distress. Patients with baseline-scores of 0-1 points were not included, since improvement by 2 points was not possible.

at 1 month following radiotherapy
Number of Participants Who Experienced Relief of Pain at 1 Month Following Radiotherapy Compared to Baseline
Time Frame: at 1 month following radiotherapy

Pain was measured with a numeric self-rating scale ranging from 0 (no pain) to 10 (worst pain).

Relief of pain was defined as improvement (=decrease of pain) by at least 2 points without increase of analgesics. Patients with baseline-scores of 0-1 points were not included, since improvement by 2 points was not possible.

at 1 month following radiotherapy
Number of Participants Who Were Alive at 6 Months Following Radiotherapy
Time Frame: 6 months following radiotherapy

Overall Survival (OS) was defined as freedom from death of any cause.

Time to death was calculated from the last day of radiotherapy, and the patients were followed for a maximum of 6 months after the end of radiotherapy. The values of 6-month OS were estimated using the Kaplan-Meier method.

6 months following radiotherapy
Number of Participants Showing Improvement of Motor Deficits at 1 Month Following Radiotherapy
Time Frame: at 1 month following radiotherapy

Motor function was graded with the following 8-point scale: 0, complete paraplegia; 1, palpable or visible muscle contractions; 2, active movement of the leg without gravity; 3, active movement against gravity; 4, active movement against mild resistance; 5, active movement against intermediate resistance; 6, active movement against strong resistance; and 7, normal strength.

Motor function was recorded separately for each leg resulting in total points of 0 to 14. Improvement of motor function was defined as an increase by at least 2 points compared to baseline.

at 1 month following radiotherapy
Number of Participants Experiencing at Least One Grade >=2 Radiotherapy-related Toxicity
Time Frame: during radiotherapy and up to 6 months following radiotherapy
Toxicity was assessed according to the Common Terminology Criteria for Adverse Events (CTCAE) (version 4)
during radiotherapy and up to 6 months following radiotherapy

Collaborators and Investigators

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

Investigators

  • Study Chair: Dirk Rades, MD, Department of Radiation Oncology, University of Lubeck, Germany

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, 2010

Primary Completion (Actual)

July 1, 2015

Study Completion (Actual)

July 1, 2015

Study Registration Dates

First Submitted

July 7, 2014

First Submitted That Met QC Criteria

July 10, 2014

First Posted (Estimate)

July 14, 2014

Study Record Updates

Last Update Posted (Actual)

March 5, 2020

Last Update Submitted That Met QC Criteria

February 18, 2020

Last Verified

February 1, 2020

More Information

Terms related to this study

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

No

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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