Treatment Resistant Depression and Obstructive Sleep Apnea, Effect of Continuous Positive Airway Pressure (CPAP)
NCT00441636, Not applicable, Unknown, Queen's University
Trial 10
As registered on ClinicalTrials.gov, in the graph's capture of the registry.
| Field | Value | Source |
|---|---|---|
| Title | Treatment Resistant Depression and Obstructive Sleep Apnea, Effect of Continuous Positive Airway Pressure (CPAP) | ClinicalTrials.gov |
| NCT number | NCT00441636 | ClinicalTrials.gov |
| Status | Unknown | ClinicalTrials.gov |
| Phases | Not applicable | ClinicalTrials.gov |
| Enrollment | 120 participants, estimated | ClinicalTrials.gov |
| Lead sponsor | Queen's University | ClinicalTrials.gov |
| Conditions | Depression, Sleep Apnea, Obstructive | ClinicalTrials.gov |
| Interventions | continuous positive airway pressure (CPAP) | ClinicalTrials.gov |
| First posted | 2007-03-01 | ClinicalTrials.gov |
| Last updated | 2018-04-30 | ClinicalTrials.gov |
Registered outcomes 10
Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.
| List | Outcome | Time frame | Description | Source |
|---|---|---|---|---|
| Primary | Montgomery Asberg Depression Rating Scale (MADRS) | baseline and 6 weeks | ClinicalTrials.gov | |
| Secondary | Symbol digit modalities | baseline and 6 weeks | ClinicalTrials.gov | |
| Secondary | Stroop Test | baseline and 6 weeks | ClinicalTrials.gov | |
| Secondary | Trail-Making test | baseline and 6 weeks | ClinicalTrials.gov | |
| Secondary | Pittsburgh Sleep Quality Index (PSQI) | baseline and 6 weeks | ClinicalTrials.gov | |
| Secondary | Epworth Sleepiness Score (ESS) | baseline and 6 weeks | ClinicalTrials.gov | |
| Secondary | Beck Anxiety Inventory (BAI) | baseline and 6 weeks | ClinicalTrials.gov | |
| Secondary | SF-36 questionnaire | baseline and 6 weeks | ClinicalTrials.gov | |
| Secondary | Profile of mood state (POMS) | baseline and 6 weeks | ClinicalTrials.gov | |
| Secondary | HAM-D21 | baseline and 6 weeks | Hamilton depression inventory | ClinicalTrials.gov |
Outcomes 0
Each outcome the trial posted results for, in ClinicalTrials.gov's words.
| Type | Outcome | Time frame | Population | Units | Measured as | Source |
|---|
Results by group 0
Each measurement the trial posted, group by group, in the words and numbers it posted.
| Outcome | Group | Category | Value | Spread | Units | Source |
|---|
Participant flow 0
How many started, completed or left each group, period by period.
| Period | Milestone | Group | Participants | Units counted | Source |
|---|
Adverse events 0
Each adverse event the trial posted, group by group: the participants affected out of those at risk.
| Type | Event | Organ system | Group | Affected | At risk | Events | Source |
|---|
Adverse event totals 0
The totals the trial posted for each group.
| Total | Group | Affected | At risk | Source |
|---|
Papers 0
The papers the trial lists on ClinicalTrials.gov.
| PMID | Listed as | Source |
|---|
Grants 0
The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.
| Project | Title | Principal investigators | Organization | Funder | Fiscal years | Source |
|---|
Trial comparisons 0
Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.
| Comparison | Source |
|---|
Tests 4
The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.
| Test | Named as | Source |
|---|---|---|
| Stroop Color-Word Test | Secondary outcome | ConductCognition |
| Symbol Coding | Secondary outcome | ConductCognition |
| Trail Making Test A | Secondary outcome | ConductCognition |
| Trail Making Test B | Secondary outcome | ConductCognition |
Source 5
| Field | Value | Source |
|---|---|---|
| Release | trials-2026-11-12-0.4.0 | ClinicalTrials.gov |
| Release manifest SHA-256 | 0f4a8d8c48aee2a7573ae0fa94ecbeab70c1adbe449bbc95c424bc7d3e97b9d4 | ClinicalTrials.gov |
| Registry capture | 2026-11-12 | ClinicalTrials.gov |
| Results copy, AACT | 2026-03-23 | ClinicalTrials.gov |
| NIH clinical studies file | 2026-11-13 | ClinicalTrials.gov |
Release trials-2026-11-12-0.4.0
ClinicalTrials.gov's posted results, through CTTI's AACT: ClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299 ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.
ClinicalTrials.gov: none stated ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.
NIH RePORTER's clinical studies and project files: Public domain (NIH RePORTER)