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| Study Type: | Interventional |
|---|---|
| Study Design: | Allocation: Randomized; Endpoint Classification: Efficacy Study; Intervention Model: Parallel Assignment; Masking: Double Blind (Subject, Caregiver, Investigator, Outcomes Assessor); Primary Purpose: Treatment |
| Condition: |
Bipolar Depression |
| Interventions: |
Drug: quetiapine XR Drug: Placebo |
Participant Flow
| Key information relevant to the recruitment process for the overall study, such as dates of the recruitment period and locations |
|---|
| This multicenter study was conducted between 27 January 2009 and 1 November 2010, which included the recall visit. The recall visit occurred from 5 June 2010 till 1 November 2010. |
| Significant events and approaches for the overall study following participant enrollment, but prior to group assignment |
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| The study had an up to 35-day enrollment period, 8-week double-blind treatment period with 1 of 2 treatment regimens (quetiapine XR 150 to 300 mg/day or placebo), 1-week safety follow-up period, 2- to 4-week safety follow-up period for patients with BP >95th percentile at completion/discontinuation. |
| Description | |
|---|---|
| 1. Quetiapine XR 150 to 300mg/Day | Quetiapine XR 150 to 300mg/day |
| 2 - Placebo | No text entered. |
| 1. Quetiapine XR 150 to 300mg/Day | 2 - Placebo | |
|---|---|---|
| STARTED | 93 | 100 |
| COMPLETED | 70 | 74 |
| NOT COMPLETED | 23 | 26 |
| Adverse Event | 3 | 12 |
| Lost to Follow-up | 5 | 1 |
| Withdrawal by Subject | 2 | 4 |
| Severe non-compliance to protocol | 2 | 4 |
| Lack of therapeutic response | 4 | 1 |
| Condition under investigation worsened | 1 | 3 |
| Other 2 | 4 | 1 |
| Incorrect Enrollment | 1 | 0 |
| Safety Reasons | 1 | 0 |
Baseline Characteristics
| Description | |
|---|---|
| 1. Quetiapine XR 150 to 300mg/Day | Quetiapine XR 150 to 300mg/day |
| 2 - Placebo | No text entered. |
| 1. Quetiapine XR 150 to 300mg/Day | 2 - Placebo | Total | |
|---|---|---|---|
|
Number of Participants
[units: participants] |
92 | 100 | 192 |
|
Age
[1] [units: years] Mean ± Standard Deviation |
13.9 ± 2.18 | 14.0 ± 2.05 | 14.0 ± 2.11 |
|
Gender
[1] [units: participants] |
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| Female | 47 | 48 | 95 |
| Male | 45 | 52 | 97 |
| [1] | Safety analysis set |
|---|
Outcome Measures
| 1. Primary: | Change in the CDRS-R Total Score From Baseline to Final Assessment (Day 57) [ Time Frame: Will be scored at all visits ] |
| 2. Secondary: | Proportion of Remission, Defined as CDRS-R Total Score ≤28 at Final Assessment (Day 57) [ Time Frame: Days 8 to 57 ] |
| 3. Secondary: | Proportion of Response, Defined as ≥50% Reduction From Baseline to Final Assessment (Day 57) in CDRS-R Total Score [ Time Frame: Days 8 to 57 ] |
| 4. Secondary: | Change From Baseline to Final Assessment (Day 57) in the CGI-BP-S [ Time Frame: Change from Baseline to Day 57 ] |
| 5. Secondary: | CGI-BP-C Score at Final Assessment (Day 57) [ Time Frame: Change from Baseline to day 57 ] |
| 6. Secondary: | Proportion of Patients at Final Assessment (Day 57) With Improvement of Overall Bipolar Illness [ Time Frame: Day 57 ] |
More Information
| 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:
|
| 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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| No text entered. |
| Responsible Party: | AstraZeneca |
| ClinicalTrials.gov Identifier: | NCT00811473 History of Changes |
| Other Study ID Numbers: | D144AC00001 |
| Study First Received: | December 18, 2008 |
| Results First Received: | October 27, 2011 |
| Last Updated: | October 27, 2011 |
| Health Authority: | United States: Food and Drug Administration |