Comparison · NCT01777568-3862a45a
30% Oxygen vs 80% Oxygen: Number of Participants With Superficial SSI (Surgical Site Infection)
Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.
2 sourcestrial-comparisons-2026-03-23-0.1.0
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ConductScience Library. 30% Oxygen vs 80% Oxygen: Number of Participants With Superficial SSI (Surgical Site Infection). Trial comparisons, record NCT01777568-3862a45a. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT01777568-3862a45a
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Measures6
Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.
| Measure | Value | 95% interval, lower | 95% interval, upper | Method | Note |
|---|---|---|---|---|---|
| Risk in group 1 | 0.0641 | 0.0557 | 0.0737 | wilson | |
| Risk in group 2 | 0.0518 | 0.0443 | 0.0605 | wilson | |
| Risk difference, group 1 minus group 2 | 0.0123 | 0.000255 | 0.0245 | newcombe hybrid score | |
| Risk ratio, group 1 over group 2 | 1.24 | 1 | 1.53 | log | |
| Odds ratio, group 1 over group 2 | 1.25 | 1 | 1.57 | log | |
| Number needed to treat, for one more participant with the outcome on 30% Oxygen than on 80% Oxygen | 81 | 40.8 | 3,920 | from the risk difference interval |
Source ClinicalTrials.gov
Groups2
Neither group, or both, names a comparator, so the groups keep ClinicalTrials.gov's order.
| Group | Title | Description | With the outcome | Analysed | ClinicalTrials.gov code |
|---|---|---|---|---|---|
| Group 1 | 30% Oxygen | Inspired oxygen will be maintained at 30%.~30% oxygen: Inspired oxygen will be maintained at 30%. | 183 | 2,853 | OG000 |
| Group 2 | 80% Oxygen | Inspired oxygen will be maintained at 80%.~80% oxygen: Inspired oxygen will be maintained at 30%. | 150 | 2,896 | OG001 |
Source ClinicalTrials.gov
Outcome
- Type
- SECONDARY
- Title
- Number of Participants With Superficial SSI (Surgical Site Infection)
- Description
- superficial SSI (Surgical Site Infection)
- Time frame
- Postoperative 30 days
- Population
Source ClinicalTrials.gov
Trial
- Title
- Supplemental Oxygen in Colorectal Surgery: A Quality Improvement Project
- NCT number
- NCT01777568
- Phases
- NA
- Conditions
- 30% Oxygen Concentration During Colorectal Surgery, 80% Oxygen Concentration During Colorectal Surgery
- Interventions
- 30% oxygen, 80% oxygen
- Lead sponsor
- The Cleveland Clinic
- Results first posted
- 2019-04-05
- Results on ClinicalTrials.gov
- https://clinicaltrials.gov/study/NCT01777568?tab=results
Source ClinicalTrials.gov
Source
- Release
- trial-comparisons-2026-03-23-0.1.0
- Release manifest SHA-256
- f66225897fbf258b57ea10bdacfd0347d3cdfda93f7f5685234b7e06ea36fa57
- AACT copy
- 2026-03-23
- Tables read
- outcome_counts.parquet, outcome_measurements.parquet, outcomes.parquet, reported_event_totals.parquet, reported_events.parquet, result_groups.parquet, studies.parquet, ctgov_trial.parquet
Source ClinicalTrials.gov
Sources 2
- ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
- ClinicalTrials.govNone stated
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
ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions. The measures are ConductScience's calculation from them.
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