A Study of Ranibizumab Injection in Subjects With Clinically Significant Macular Edema (ME) With Center Involvement Secondary to Diabetes Mellitus (RIDE)

This study has been completed.
Sponsor:
Information provided by (Responsible Party):
Genentech
ClinicalTrials.gov Identifier:
NCT00473382
First received: May 13, 2007
Last updated: August 1, 2013
Last verified: August 2013
Results First Received: November 30, 2012  
Study Type: Interventional
Study Design: Allocation: Randomized;   Endpoint Classification: Safety/Efficacy Study;   Intervention Model: Parallel Assignment;   Masking: Double Blind (Subject, Investigator);   Primary Purpose: Treatment
Conditions: Diabetes Mellitus
Macular Edema
Interventions: Drug: Ranibizumab
Drug: Sham injection

  Participant Flow


  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
Ranibizumab 0.3 mg Patients randomized to this group received ranibizumab 0.3 mg monthly administered intravitreally for 24 months.
Ranibizumab 0.5 mg Patients randomized to this group received ranibizumab 0.5 mg monthly administered intravitreally for 24 months.
Sham Injection Patients randomized to this group received a sham intravitreal injection monthly for 24 months.
Total Total of all reporting groups

Baseline Measures
    Ranibizumab 0.3 mg     Ranibizumab 0.5 mg     Sham Injection     Total  
Number of Participants  
[units: participants]
  125     127     130     382  
Age  
[units: years]
Mean ± Standard Deviation
  62.7  ± 11.1     61.8  ± 10.1     63.5  ± 10.8     62.7  ± 10.7  
Gender  
[units: participants]
       
Female     52     47     64     163  
Male     73     80     66     219  



  Outcome Measures
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1.  Primary:   Percentage of Patients Who Gained ≥ 15 Letters in Their Best Corrected Visual Acuity (BCVA) Score From Baseline at Month 24   [ Time Frame: Baseline to Month 24 ]

2.  Secondary:   Mean Change From Baseline in Best Corrected Visual Acuity (BCVA) Score at Months 24 and 36   [ Time Frame: Baseline to Months 24 and 36 ]

3.  Secondary:   Percentage of Patients With a Visual Acuity (VA) Snellen Equivalent of 20/40 or Better at Months 24 and 36   [ Time Frame: Months 24 and 36 ]

4.  Secondary:   Percentage of Patients Who Lost < 15 Letters in Their Best Corrected Visual Acuity (BCVA) Score From Baseline at Months 24 and 36   [ Time Frame: Baseline to Months 24 and 36 ]

5.  Secondary:   Mean Change From Baseline in Best Corrected Visual Acuity (BCVA) Score at Months 24 and 36 in Patients With Focal Edema at Baseline   [ Time Frame: Baseline to Months 24 and 36 ]

6.  Secondary:   Mean Change From Baseline in Central Foveal Thickness at Months 24 and 36   [ Time Frame: Baseline to Months 24 and 36 ]

7.  Secondary:   Percentage of Patients With a ≥ 3-step Worsening From Baseline in the Early Treatment Diabetic Retinopathy Study (ETDRS) Diabetic Retinopathy Severity Scale Score for Eyes at Months 24 and 36   [ Time Frame: Baseline to Months 24 and 36 ]

8.  Secondary:   Percentage of Patients With Resolution of Leakage at Month 24   [ Time Frame: Baseline to Month 24 ]

9.  Secondary:   Mean Number of Macular Laser Treatments From Baseline Through Months 24 and 36   [ Time Frame: Baseline to Months 24 and 36 ]

10.  Secondary:   Percentage of Patients Who Gained ≥ 15 Letters in Their Best Corrected Visual Acuity (BCVA) Score From Baseline at Month 36   [ Time Frame: Baseline to Month 36 ]


  Serious Adverse Events


  Other Adverse Events


  Limitations and Caveats
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Limitations of the study, such as early termination leading to small numbers of participants analyzed and technical problems with measurement leading to unreliable or uninterpretable data
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