Comparison · NCT00901628-808eebbb
Periarticular Injection Group vs No Injection Group: Participant Number of Postoperative Nausea and Vomiting During 24 Hours After Surgery
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. Periarticular Injection Group vs No Injection Group: Participant Number of Postoperative Nausea and Vomiting During 24 Hours After Surgery. Trial comparisons, record NCT00901628-808eebbb. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT00901628-808eebbb
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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 | 0.449 | 0.319 | 0.587 | wilson | |
| Risk in group 2 | 0.288 | 0.183 | 0.423 | wilson | |
| Risk difference, group 1 minus group 2 | 0.161 | -0.0267 | 0.334 | newcombe hybrid score | |
| Risk ratio, group 1 over group 2 | 1.56 | 0.918 | 2.64 | log | |
| Odds ratio, group 1 over group 2 | 2.01 | 0.883 | 4.58 | log | |
| Number needed to treat, for one more participant with the outcome on Periarticular Injection Group than on No Injection Group | 6.23 | from the risk difference interval | the interval includes no difference |
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 | Periarticular Injection Group | Periarticular injection with ropivacaine, morphine, ketorolac, epinephrine, cefuroxime | 22 | 49 | OG000 |
| Group 2 | No Injection Group | usual postoperative care without periarticular injection | 15 | 52 | OG001 |
Source ClinicalTrials.gov
Outcome
- Type
- SECONDARY
- Title
- Participant Number of Postoperative Nausea and Vomiting During 24 Hours After Surgery
- Description
An independent investigator assessed participant number of postoperative nausea and vomiting during 24 hours after surgery. Nausea was defined as a subjective unpleasant sensation associated with awareness of the urge to vomit; and vomiting, as the forceful expulsion of gastric contents from the mouth.
- Time frame
- 24 hours after surgery
- Population
Source ClinicalTrials.gov
Trial
- Title
- Periarticular Multimodal Drug Injections in Total Knee Arthroplasty
- NCT number
- NCT00901628
- Phases
- PHASE4
- Conditions
- Osteoarthritis, Knee
- Interventions
- ropivacaine, morphine sulfate, ketorolac, epinephrine, cefuroxime
- Lead sponsor
- Seoul National University Hospital
- Results first posted
- 2013-01-25
- Results on ClinicalTrials.gov
- https://clinicaltrials.gov/study/NCT00901628?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.govNo license 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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