Study of CP-690,550 Versus Placebo In Rheumatoid Arthritis Patients On Background Methotrexate With Inadequate Response To Tumor Necrosis Factor (TNF) Inhibitors

This study has been completed.
Sponsor:
Information provided by (Responsible Party):
Pfizer
ClinicalTrials.gov Identifier:
NCT00960440
First received: August 14, 2009
Last updated: December 6, 2012
Last verified: December 2012
Results First Received: December 6, 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: Arthritis, Rheumatoid
Interventions: Drug: CP-690,550
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
No text entered.

Pre-Assignment Details
Significant events and approaches for the overall study following participant enrollment, but prior to group assignment
No text entered.

Reporting Groups
  Description
CP-690,550 5 mg CP-690,550 5 milligram (mg) tablet orally twice daily up to Month 6.
CP-690,550 10 mg CP-690,550 10 mg tablet orally twice daily up to Month 6.
Placebo, Then CP-690,550 5 mg Placebo matched to CP-690,550 tablet orally twice daily up to Month 3 followed by CP-690,550 5 mg tablet orally twice daily up to Month 6.
Placebo, Then CP-690,550 10 mg Placebo matched to CP-690,550 tablet orally twice daily up to Month 3 followed by CP-690,550 10 mg tablet twice daily orally up to Month 6.

Participant Flow:   Overall Study
    CP-690,550 5 mg     CP-690,550 10 mg     Placebo, Then CP-690,550 5 mg     Placebo, Then CP-690,550 10 mg  
STARTED     133     134     66     66  
COMPLETED     107     103     53     48  
NOT COMPLETED     26     31     13     18  
Death                 0                 0                 0                 1  
Adverse Event                 12                 12                 4                 4  
Lack of Efficacy                 2                 5                 3                 8  
Protocol Violation                 2                 8                 3                 4  
Withdrawal by Subject                 9                 5                 2                 1  
Unspecified                 1                 1                 1                 0  



  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.
No text entered.

Reporting Groups
  Description
CP-690,550 5 mg CP-690,550 5 mg tablet orally twice daily up to Month 6.
CP-690,550 10 mg CP-690,550 10 mg tablet orally twice daily up to Month 6.
Placebo, Then CP-690,550 5 mg Placebo matched to CP-690,550 tablet orally twice daily up to Month 3 followed by CP-690,550 5 mg tablet orally twice daily up to Month 6.
Placebo, Then CP-690,550 10 mg Placebo matched to CP-690,550 tablet orally twice daily up to Month 3 followed by CP-690,550 10 mg tablet twice daily orally up to Month 6.
Total Total of all reporting groups

Baseline Measures
    CP-690,550 5 mg     CP-690,550 10 mg     Placebo, Then CP-690,550 5 mg     Placebo, Then CP-690,550 10 mg     Total  
Number of Participants  
[units: participants]
  133     134     66     66     399  
Age  
[units: years]
Mean ± Standard Deviation
  55.4  ± 11.5     55.1  ± 11.3     54.3  ± 11.7     54.5  ± 11.0     55.0  ± 11.3  
Gender  
[units: participants]
         
Female     113     116     53     53     335  
Male     20     18     13     13     64  



  Outcome Measures
  Show All Outcome Measures

1.  Primary:   Percentage of Participants Achieving American College of Rheumatology 20% (ACR20) Response at Month 3   [ Time Frame: Month 3 ]

2.  Primary:   Change From Baseline in Health Assessment Questionnaire-Disability Index (HAQ-DI) Score at Month 3   [ Time Frame: Baseline, Month 3 ]

3.  Primary:   Percentage of Participants With Disease Activity Score Based on 28-Joint Count and Erythrocyte Sedimentation Rate (4 Variables) (DAS28-4 [ESR]) Less Than 2.6 at Month 3   [ Time Frame: Month 3 ]

4.  Secondary:   Percentage of Participants Achieving American College of Rheumatology 20% (ACR20) Response at Week 2 and Month 1   [ Time Frame: Week 2, Month 1 ]

5.  Secondary:   Percentage of Participants Achieving American College of Rheumatology 20% (ACR20) Response at Month 4.5 and 6   [ Time Frame: Month 4.5, 6 ]

6.  Secondary:   Percentage of Participants Achieving American College of Rheumatology 50% (ACR50) Response at Week 2, Month 1 and 3   [ Time Frame: Week 2, Month 1, 3 ]

7.  Secondary:   Percentage of Participants Achieving American College of Rheumatology 50% (ACR50) Response at Month 4.5 and 6   [ Time Frame: Month 4.5 and 6 ]

8.  Secondary:   Percentage of Participants Achieving American College of Rheumatology 70% (ACR70) Response at Week 2, Month 1 and 3   [ Time Frame: Week 2, Month 1, 3 ]

9.  Secondary:   Percentage of Participants Achieving American College of Rheumatology 70% (ACR70) Response at Month 4.5 and 6   [ Time Frame: Month 4.5, 6 ]

10.  Secondary:   Disease Activity Score Based on 28-Joints Count and C-Reactive Protein (3 Variables) (DAS28-3 [CRP]) at Baseline, Week 2, Month 1 and 3   [ Time Frame: Baseline, Week 2, Month 1, 3 ]

11.  Secondary:   Disease Activity Score Based on 28-Joints Count and C-Reactive Protein (3 Variables) (DAS28-3 [CRP]) at Month 4.5 and 6   [ Time Frame: Month 4.5, 6 ]

12.  Secondary:   Disease Activity Score Based on 28-Joints Count and Erythrocyte Sedimentation Rate (4 Variables) (DAS28-4 [ESR]) at Baseline and Month 3   [ Time Frame: Baseline, Month 3 ]

13.  Secondary:   Disease Activity Score Based on 28-Joints Count and Erythrocyte Sedimentation Rate (4 Variables) (DAS28-4 [ESR]) at Month 6   [ Time Frame: Month 6 ]

14.  Secondary:   Health Assessment Questionnaire-Disability Index (HAQ-DI) at Week 2, Month 1 and 3   [ Time Frame: Week 2, Month 1, 3 ]

15.  Secondary:   Health Assessment Questionnaire-Disability Index (HAQ-DI) at Month 4.5 and 6   [ Time Frame: Month 4.5, 6 ]

16.  Secondary:   Patient Assessment of Arthritis Pain at Baseline, Week 2, Month 1 and 3   [ Time Frame: Baseline, Week 2, Month 1, 3 ]

17.  Secondary:   Patient Assessment of Arthritis Pain at Month 4.5 and 6   [ Time Frame: Month 4.5, 6 ]

18.  Secondary:   Patient Global Assessment (PtGA) of Arthritis Pain at Baseline, Week 2, Month 1 and 3   [ Time Frame: Baseline, Week 2, Month 1, 3 ]

19.  Secondary:   Patient Global Assessment (PtGA) of Arthritis Pain at Month 4.5 and 6   [ Time Frame: Month 4.5, 6 ]

20.  Secondary:   Physician Global Assessment of Arthritis at Baseline, Week 2, Month 1 and 3   [ Time Frame: Baseline, Week 2, Month 1, 3 ]
  Hide Outcome Measure 20

Measure Type Secondary
Measure Title Physician Global Assessment of Arthritis at Baseline, Week 2, Month 1 and 3
Measure Description Physician Global Assessment of Arthritis was measured on a 0 to 100 mm VAS, where 0 mm = very good and 100 mm = very bad.
Time Frame Baseline, Week 2, Month 1, 3  
Safety Issue No  

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.
FAS included all randomized participants who received at least 1 dose of study treatment and had at least 1 post-baseline measurement. Here 'N' (Number of Participants Analyzed) signifies participants who were evaluable for this measure and ‘n’ signifies participants who were evaluable at specified time points for each arm group, respectively.

Reporting Groups
  Description
CP-690,550 5 mg CP-690,550 5 mg tablet orally twice daily up to Month 6.
CP-690,550 10 mg CP-690,550 10 mg tablet orally twice daily up to Month 6.
Placebo Placebo matched to CP-690,550 tablet orally twice daily up to Month 3 followed by CP-690,550 5mg or 10 mg tablet orally twice daily up to Month 6.

Measured Values
    CP-690,550 5 mg     CP-690,550 10 mg     Placebo  
Number of Participants Analyzed  
[units: participants]
  129     128     131  
Physician Global Assessment of Arthritis at Baseline, Week 2, Month 1 and 3  
[units: units on a scale]
Mean ± Standard Deviation
     
Baseline (n=126,128,131)     65.38  ± 18.21     58.68  ± 19.42     64.36  ± 16.70  
Week 2 (n=129,128,123)     46.51  ± 23.38     41.29  ± 20.58     51.36  ± 21.87  
Month 1 (n=123,122,123)     39.88  ± 22.19     36.28  ± 21.52     47.67  ± 20.84  
Month 3 (n=117,124,116)     34.94  ± 25.22     30.64  ± 22.20     44.08  ± 23.53  

No statistical analysis provided for Physician Global Assessment of Arthritis at Baseline, Week 2, Month 1 and 3



21.  Secondary:   Physician Global Assessment of Arthritis at Month 4.5 and 6   [ Time Frame: Month 4.5, 6 ]

22.  Secondary:   36-Item Short-Form Health Survey (SF-36) at Baseline, Week 2, Month 1 and 3   [ Time Frame: Baseline, Week 2, Month 1, 3 ]

23.  Secondary:   36-Item Short-Form Health Survey (SF-36) at Month 6   [ Time Frame: Month 6 ]

24.  Secondary:   Medical Outcomes Study Sleep Scale (MOS-SS) at Baseline, Week 2, Month 1 and 3   [ Time Frame: Baseline, Week 2, Month 1, 3 ]

25.  Secondary:   Medical Outcomes Study Sleep Scale (MOS-SS) at Month 6   [ Time Frame: Month 6 ]

26.  Secondary:   Number of Participants With Optimal Sleep Assessed Using Medical Outcomes Study Sleep Scale (MOS-SS) at Baseline, Week 2, Month 1, and 3   [ Time Frame: Baseline, Week 2, Month 1, 3 ]

27.  Secondary:   Number of Participants With Optimal Sleep Assessed Using Medical Outcomes Study Sleep Scale (MOS-SS) at Month 6   [ Time Frame: Month 6 ]

28.  Secondary:   Functional Assessment of Chronic Illness Therapy (FACIT)-Fatigue Scale at Baseline and Month 3   [ Time Frame: Baseline, Month 3 ]

29.  Secondary:   Functional Assessment of Chronic Illness Therapy (FACIT)-Fatigue Scale at Month 6   [ Time Frame: Month 6 ]

30.  Secondary:   Euro Quality of Life - 5 Dimensions (EQ-5D)- Health State Profile Utility Score at Baseline, Month 1 and 3   [ Time Frame: Baseline, Month 1, 3 ]

31.  Secondary:   Euro Quality of Life - 5 Dimensions (EQ-5D) - Health State Profile Utility Score at Month 6   [ Time Frame: Month 6 ]

32.  Secondary:   Work Productivity and Healthcare Resource Utilization (HCRU) at Baseline, Month 3   [ Time Frame: Baseline, Month 3 ]

33.  Secondary:   Work Productivity and Healthcare Resource Utilization (HCRU) at Month 6   [ Time Frame: Month 6 ]

34.  Secondary:   Number of Events Including Visits, Surgeries, Tests or Devices as Assessed Using RA-HCRU at Baseline and Month 3   [ Time Frame: Baseline, Month 3 ]

35.  Secondary:   Number of Events Including Visits, Surgeries, Tests or Devices as Assessed Using RA-HCRU at Month 6   [ Time Frame: Month 6 ]
  Hide Outcome Measure 35

Measure Type Secondary
Measure Title Number of Events Including Visits, Surgeries, Tests or Devices as Assessed Using RA-HCRU at Month 6
Measure Description RA-HCRU assessed healthcare usage during previous 3 months for direct or indirect medical cost domains. Any RA/non-RA related number of events including visits to doctor, non-medical practitioner, hospital ER treatment, hospitalizations, number of surgeries, diagnostic tests, and devices/aids used were reported.
Time Frame Month 6  
Safety Issue No  

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.
FAS included all randomized participants who received at least 1 dose of study treatment and had at least 1 post-baseline measurement. Here 'N' (Number of Participants Analyzed) signifies participants who were evaluable for this measure and ‘n’ signifies participants who were evaluable at specified time points for each arm group, respectively.

Reporting Groups
  Description
CP-690,550 5 mg CP-690,550 5 mg tablet orally twice daily up to Month 6.
CP-690,550 10 mg CP-690,550 10 mg tablet orally twice daily up to Month 6.
Placebo, Then CP-690,550 5 mg Placebo matched to CP-690,550 tablet orally twice daily up to Month 3 followed by CP-690,550 5 mg tablet orally twice daily up to Month 6.
Placebo, Then CP-690,550 10 mg Placebo matched to CP-690,550 tablet orally twice daily up to Month 3 followed by CP-690,550 10 mg tablet twice daily orally up to Month 6.

Measured Values
    CP-690,550 5 mg     CP-690,550 10 mg     Placebo, Then CP-690,550 5 mg     Placebo, Then CP-690,550 10 mg  
Number of Participants Analyzed  
[units: participants]
  73     80     40     36  
Number of Events Including Visits, Surgeries, Tests or Devices as Assessed Using RA-HCRU at Month 6  
[units: number of events]
Mean ± Standard Deviation
       
Month 6: Doctor visit (n=73,80,39,36)     3.26  ± 2.83     3.84  ± 4.25     3.64  ± 4.03     4.97  ± 6.73  
Month 6: NM practitioner visit (n=1,4,1,2)     5.00  ± NA [1]   15.50  ± 10.63     20.00  ± NA [1]   4.00  ± 0.00  
Month 6: Hospital ER visit (n=4,7,3,1)     1.25  ± 0.50     1.43  ± 0.79     1.67  ± 1.15     1.00  ± NA [1]
Month 6: Hospitalization (n=2,1,2,1)     2.00  ± 0.00     1.00  ± NA [1]   1.00  ± 0.00     1.00  ± NA [1]
Month 6: Outpatient surgery (n=0,5,2,2)     NA  ± NA [2]   1.00  ± 0.00     2.50  ± 0.71     1.50  ± 0.71  
Month 6: Non-study diagnostic test (n=15,16,13,7)     2.07  ± 2.02     1.19  ± 0.54     1.85  ± 0.99     1.14  ± 0.38  
Month 6: RA related doctor visit (n=73,80,40,36)     1.10  ± 0.87     0.86  ± 0.76     0.85  ± 0.83     1.00  ± 0.96  
Month 6: RA related ER visit (n=4,7,3,1)     0.00  ± 0.00     0.00  ± 0.00     0.00  ± 0.00     0.00  ± NA [1]
Month 6: RA related diagnostic test (n=16,16,13,7)     0.44  ± 0.73     0.00  ± 0.00     0.31  ± 0.85     0.29  ± 0.49  
Month 6: RA related hospitalization (n=2,1,2,1)     0.00  ± 0.00     0.00  ± NA [1]   0.00  ± 0.00     2.00  ± NA [1]
Month 6:RA related outpatient surgery (n=5,2,0,2)     0.00  ± 0.00     2.00  ± 0.00     NA  ± NA [2]   0.00  ± 0.00  
Month6:RA related NM practitioner visit(n=1,4,1,2)     1.00  ± NA [1]   2.00  ± 1.63     0.00  ± NA [1]   1.00  ± 1.41  
[1] Standard deviation was not estimable since only 1 participant was evaluable.
[2] Data not available as no participant was evaluable for the treatment arm at the given time point.

No statistical analysis provided for Number of Events Including Visits, Surgeries, Tests or Devices as Assessed Using RA-HCRU at Month 6



36.  Secondary:   Number of Days as Assessed Using RA-HCRU at Baseline and Month 3   [ Time Frame: Baseline, Month 3 ]

37.  Secondary:   Number of Days as Assessed Using RA-HCRU at Month 6   [ Time Frame: Month 6 ]

38.  Secondary:   Number of Hours Per Day as Assessed RA-HCRU at Baseline and Month 3   [ Time Frame: Baseline, Month 3 ]

39.  Secondary:   Number of Hours Per Day as Assessed RA-HCRU at Month 6   [ Time Frame: Month 6 ]

40.  Secondary:   Work Performance in Past 3 Months on Days Bothered as Assessed Using RA-HCRU at Baseline and Month 3   [ Time Frame: Baseline, Month 3 ]

41.  Secondary:   Work Performance in Past 3 Months on Days Bothered as Assessed Using RA-HCRU at Month 6   [ Time Frame: Month 6 ]

42.  Secondary:   Work Limitations Questionnaire (WLQ) Score at Baseline and Month 3   [ Time Frame: Baseline, Month 3 ]

43.  Secondary:   Work Limitations Questionnaire (WLQ) Score at Month 6   [ Time Frame: Month 6 ]

44.  Other Pre-specified:   Number of Participants With Disease Activity Score Based on 28-Joints Count and C-Reactive Protein (3 Variables) (DAS28-3 [CRP]) Less Than 2.6 and Less Than or Equal to 3.2 at Week 2, Month 1 and 3   [ Time Frame: Week 2, Month 1, 3 ]

45.  Other Pre-specified:   Number of Participants With Disease Activity Score Based on 28-Joints Count and C-Reactive Protein (3 Variables) (DAS28-3 [CRP]) Less Than 2.6 and Less Than or Equal to 3.2 at Month 4.5 and 6   [ Time Frame: Month 4.5, 6 ]

46.  Other Pre-specified:   Number of Participants With Disease Activity Score Based on 28-Joint Count and Erythrocyte Sedimentation Rate (4 Variables) (DAS28-4 [ESR]) Less Than 2.6 and Less Than or Equal to 3.2 at Month 3   [ Time Frame: Month 3 ]

47.  Other Pre-specified:   Number of Participants With Disease Activity Score Based on 28-Joint Count and Erythrocyte Sedimentation Rate (4 Variables) (DAS28-4 [ESR]) Less Than 2.6 and Less Than or Equal to 3.2 at Month 6   [ Time Frame: Month 6 ]


  Serious Adverse Events


  Other Adverse Events


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Certain Agreements:  
Principal Investigators are NOT employed by the organization sponsoring the study.
There IS an agreement between Principal Investigators and the Sponsor (or its agents) that restricts the PI's rights to discuss or publish trial results after the trial is completed.
The agreement is:
unchecked The only disclosure restriction on the PI is that the sponsor can review results communications prior to public release and can embargo communications regarding trial results for a period that is less than or equal to 60 days. The sponsor cannot require changes to the communication and cannot extend the embargo.
unchecked The only disclosure restriction on the PI is that the sponsor can review results communications prior to public release and can embargo communications regarding trial results for a period that is more than 60 days but less than or equal to 180 days. The sponsor cannot require changes to the communication and cannot extend the embargo.


Limitations and Caveats
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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Results Point of Contact:  
Name/Title: Pfizer ClinicalTrials.gov Call Center
Organization: Pfizer, Inc.
phone: 1-800-718-1021
e-mail: ClinicalTrials.gov_Inquiries@pfizer.com


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Responsible Party: Pfizer
ClinicalTrials.gov Identifier: NCT00960440     History of Changes
Other Study ID Numbers: A3921032
Study First Received: August 14, 2009
Results First Received: December 6, 2012
Last Updated: December 6, 2012
Health Authority: United States: Food and Drug Administration