Comparison · NCT04196777-2f958c1b
Intervention vs Baseline Period: Percentage of Cases Who Received Excessive Post-procedural Antimicrobials
Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.
2 sourcestrial-comparisons-2026-03-23-0.1.0
Cite this record
ConductScience Library. Intervention vs Baseline Period: Percentage of Cases Who Received Excessive Post-procedural Antimicrobials. Trial comparisons, record NCT04196777-2f958c1b. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT04196777-2f958c1b
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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 | 0.411 | 0.37 | 0.454 | wilson | |
| Risk in group 2 | 0.506 | 0.479 | 0.534 | wilson | |
| Risk difference, group 1 minus group 2 | -0.0949 | -0.144 | -0.0442 | newcombe hybrid score | |
| Risk ratio, group 1 over group 2 | 0.813 | 0.724 | 0.912 | log | |
| Odds ratio, group 1 over group 2 | 0.682 | 0.555 | 0.837 | log | |
| Number needed to treat, for one fewer participant with the outcome on Intervention than on Baseline Period | 10.5 | 6.92 | 22.6 | 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 | Intervention | This data shows the primary outcome during the 12-month audit-and-feedback period. | 216 | 525 | OG000 |
| Group 2 | Baseline Period | This data shows the primary outcome during the 24-month pre-intervention period. | 644 | 1,272 | OG001 |
Source ClinicalTrials.gov
Outcome
- Type
- PRIMARY
- Title
- Percentage of Cases Who Received Excessive Post-procedural Antimicrobials
- Description
Excessive post-procedural antimicrobial use is defined as a prescription for a antimicrobial agent on post-procedural day one. For this specific outcome measure, the numerator will be the number of patients who received an excessive post-procedural antimicrobial, and the denominator will be all patients at the site who underwent a qualifying urologic procedure.
- Time frame
- Within 1 day of the urologic procedure
- Population
Source ClinicalTrials.gov
Trial
- Title
- Audit-and-feedback to Improve Antimicrobial-prescribing Among Urologists
- NCT number
- NCT04196777
- Phases
- NA
- Conditions
- Urologic Diseases, Antibacterial Drug Adverse Reaction
- Interventions
- Audit-and-feedback
- Lead sponsor
- Iowa City Veterans Affairs Medical Center
- Results first posted
- 2024-09-19
- Results on ClinicalTrials.gov
- https://clinicaltrials.gov/study/NCT04196777?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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