Patients With Metastatic Colorectal Cancer Treated With Regorafenib or Placebo After Failure of Standard Therapy

This study has been completed.
Sponsor:
Information provided by (Responsible Party):
Bayer
ClinicalTrials.gov Identifier:
NCT01103323
First received: April 8, 2010
Last updated: April 29, 2014
Last verified: April 2014
Results First Received: October 19, 2012  
Study Type: Interventional
Study Design: Allocation: Randomized;   Endpoint Classification: Safety/Efficacy Study;   Intervention Model: Parallel Assignment;   Masking: Double Blind (Subject, Caregiver, Investigator, Outcomes Assessor);   Primary Purpose: Treatment
Condition: Metastatic Colorectal Cancer
Interventions: Drug: Regorafenib (Stivarga, BAY73-4506)
Drug: Placebo

  Participant Flow
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Recruitment Details
Key information relevant to the recruitment process for the overall study, such as dates of the recruitment period and locations
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Pre-Assignment Details
Significant events and approaches for the overall study following participant enrollment, but prior to group assignment
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Reporting Groups
  Description
Regorafenib (Stivarga, BAY73-4506) Participants received Regorafenib 160 mg per oral once daily for 3 weeks on 1 week off of every 4 week cycle
Placebo Participants received matching placebo tablets per oral once daily for 3 weeks on 1 week off of every 4 week cycle

Participant Flow:   Overall Study
    Regorafenib (Stivarga, BAY73-4506)     Placebo  
STARTED     505     255  
Participants Received Treatment     500     253  
COMPLETED     386     232  
NOT COMPLETED     119     23  
Adverse Event                 42                 7  
Withdrawal by Subject                 16                 5  
Protocol Violation                 2                 0  
Physician Decision                 2                 0  
ongoing with treatment                 52                 9  
did not receive study treatment                 5                 2  



  Baseline Characteristics
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Population Description
Explanation of how the number of participants for analysis was determined. Includes whether analysis was per protocol, intention to treat, or another method. Also provides relevant details such as imputation technique, as appropriate.
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Reporting Groups
  Description
Regorafenib (Stivarga, BAY73-4506) Participants received Regorafenib 160 mg per oral once daily for 3 weeks on 1 week off of every 4 week cycle
Placebo Participants received matching placebo tablets per oral once daily for 3 weeks on 1 week off of every 4 week cycle
Total Total of all reporting groups

Baseline Measures
    Regorafenib (Stivarga, BAY73-4506)     Placebo     Total  
Number of Participants  
[units: participants]
  505     255     760  
Age [1]
[units: Years]
Mean ( Full Range )
  60.7  
  ( 22 to 82 )  
  60.1  
  ( 25 to 85 )  
  60.5  
  ( 22 to 85 )  
Gender  
[units: Participants]
     
Female     194     102     296  
Male     311     153     464  
Eastern Cooperative Oncology Group (ECOG) performance status (PS) before treatment [2]
[units: Participants]
     
0     265     146     411  
1     240     109     349  
KRAS mutation [3]
[units: Participants]
     
No     205     94     299  
Yes     273     157     430  
Unknown     27     4     31  
[1] The age of the patient in years at enrollment in the study.
[2] ECOG PS is a scale that measures how cancer affects the daily life of a patient on an ordinal scale from grade 0 (best) to grade 5 (worst). 0=Fully active without restriction; 1= Restricted in physically strenuous activity; 2= Ambulatory, capable of all selfcare; 3= Capable of limited selfcare; 4= Completely disabled; 5= Dead
[3] KRAS - Kirsten rat sarcoma viral oncogene homolog (protein), member of the RAS family of GTPases (guanosine triphosphate hydrolases)



  Outcome Measures
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1.  Primary:   Overall Survival   [ Time Frame: From randomization of the first subject until the database cut-off approximately 14 months later (19May2010 - 21Jul2011) used for 2nd planned formal interim analysis (IA). ]

2.  Secondary:   Progression-free Survival (Based on Investigator’s Assessment)   [ Time Frame: From randomization of the first subject until the database cut-off approximately 14 months later (19May2012 - 21Jul2011) used for 2nd planned formal interim analysis. Tumor assessed at 8 week intervals. ]

3.  Secondary:   Objective Tumor Response   [ Time Frame: From randomization of the first subject until the database cut-off approximately 14 months later (19May2012 - 21Jul2011) used for 2nd planned formal interim analysis. Tumor assessed at 8 week intervals. ]

4.  Secondary:   Disease Control   [ Time Frame: From randomization of the first subject until the database cut-off approximately 14 months later (19May2012 - 21Jul2011) used for 2nd planned formal interim analysis. Tumor assessed at 8 week intervals. ]

5.  Secondary:   Tumor Response   [ Time Frame: From randomization of the first subject until the database cut-off approximately 14 months later (19May2012 - 21Jul2011) used for 2nd planned formal interim analysis. Tumor assessed at 8 week intervals. ]


  Serious Adverse Events


  Other Adverse Events


  Limitations and Caveats


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