Trial · NCT02604173
Altitude Sickness Prevention and Efficacy of Comparative Treatments
NCT02604173, Phase 3, Completed, Stanford University; results first posted 2018-01-18
3 sourcestrials-2026-11-12-0.5.0
Cite this record
ConductScience Library. Altitude Sickness Prevention and Efficacy of Comparative Treatments. Trials, record NCT02604173. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT02604173
On this page
Trial
As registered on ClinicalTrials.gov, in the graph's capture of the registry.
- Title
- Altitude Sickness Prevention and Efficacy of Comparative Treatments
- NCT number
- NCT02604173
- Status
- Completed
- Phases
- Phase 3
- Enrollment
- 103 participants, actual
- Lead sponsor
- Stanford University
- Conditions
- Acute Mountain Sickness
- Interventions
- Budesonide, Acetazolamide, Placebo
- First posted
- 2015-11-13
- Last updated
- 2018-12-12
- Results first posted
- 2018-01-18
Source ClinicalTrials.gov
Registered outcomes3
Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.
| List | Outcome | Time frame | Description |
|---|---|---|---|
| Primary | Number of Participants With Acute Mountain Sickness | 24 hours | Number of participants with acute mountain sickness (AMS) by Lake Lousie Questionnaire (LLQ) |
| Secondary | Number of Participants With Severe Acute Mountain Sickness | 24 hours | Number of participants with severe acute mountain sickness (AMS) by Lake Lousie Questionnaire (LLQ) (score \> 5). |
| Secondary | Oxygen Saturation | 24 hours | measurement of oxygen saturation (%) by finger tip pulse oximeter. |
Source ClinicalTrials.gov
Outcomes3
Each outcome the trial posted results for, in ClinicalTrials.gov's words.
| Type | Outcome | Time frame | Population | Units | Measured as |
|---|---|---|---|---|---|
| PRIMARY | Number of Participants With Acute Mountain Sickness | 24 hours | Count of participants | NUMBER | |
| SECONDARY | Number of Participants With Severe Acute Mountain Sickness | 24 hours | Participants | COUNT_OF_PARTICIPANTS | |
| SECONDARY | Oxygen Saturation | 24 hours | percent saturation | MEAN |
Source ClinicalTrials.gov
Results by group9
Each measurement the trial posted, group by group, in the words and numbers it posted.
| Outcome | Group | Category | Value | Spread | Units |
|---|---|---|---|---|---|
| Number of Participants With Acute Mountain Sickness | Budesonide | 24 | Count of participants | ||
| Number of Participants With Acute Mountain Sickness | Acetazolamide | 22 | Count of participants | ||
| Number of Participants With Acute Mountain Sickness | Control | 15 | Count of participants | ||
| Number of Participants With Severe Acute Mountain Sickness | Budesonide | 18 | Participants | ||
| Number of Participants With Severe Acute Mountain Sickness | Acetazolamide | 11 | Participants | ||
| Number of Participants With Severe Acute Mountain Sickness | Control | 19 | Participants | ||
| Oxygen Saturation | Budesonide | 88.6 | Standard Deviation 4.1 | percent saturation | |
| Oxygen Saturation | Acetazolamide | 88.1 | Standard Deviation 3.8 | percent saturation | |
| Oxygen Saturation | Control | 86.4 | Standard Deviation 5 | percent saturation |
Source ClinicalTrials.gov
Participant flow9
How many started, completed or left each group, period by period.
| Period | Milestone | Group | Participants | Units counted |
|---|---|---|---|---|
| Overall Study | STARTED | Budesonide | 33 | |
| Overall Study | STARTED | Acetazolamide | 35 | |
| Overall Study | STARTED | Control | 35 | |
| Overall Study | COMPLETED | Budesonide | 33 | |
| Overall Study | COMPLETED | Acetazolamide | 35 | |
| Overall Study | COMPLETED | Control | 35 | |
| Overall Study | NOT COMPLETED | Budesonide | 0 | |
| Overall Study | NOT COMPLETED | Acetazolamide | 0 | |
| Overall Study | NOT COMPLETED | Control | 0 |
Source ClinicalTrials.gov
Adverse events0
Each adverse event the trial posted, group by group: the participants affected out of those at risk.
None in this release.
Adverse event totals9
The totals the trial posted for each group.
| Total | Group | Affected | At risk |
|---|---|---|---|
| Total, all-cause mortality | Budesonide | ||
| Total, all-cause mortality | Acetazolamide | ||
| Total, all-cause mortality | Control | ||
| Total, other adverse events | Budesonide | 0 | 33 |
| Total, other adverse events | Acetazolamide | 0 | 35 |
| Total, other adverse events | Control | 0 | 35 |
| Total, serious adverse events | Budesonide | 0 | 33 |
| Total, serious adverse events | Acetazolamide | 0 | 35 |
| Total, serious adverse events | Control | 0 | 35 |
Source ClinicalTrials.gov
Papers1
The papers the trial lists on ClinicalTrials.gov.
| PMID | Listed as |
|---|---|
| 28668540 | RESULT |
Source PubMed
Grants0
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.
None in this release.
Trial comparisons0
Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.
None in this release.
Tests0
The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.
None in this release.
Data dates
The day each source was copied for this release.
Sources 3
- ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
- ClinicalTrials.govNo license stated
- NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
- ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.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.govnone stated
- NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)
ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.
For software
Read this trial from software.
The record and each of its lists are JSON, twenty rows a page. No key.
GET https://conductscience.org/api/trials/v1/NCT02604173
GET https://conductscience.org/api/trials/v1/NCT02604173/registered