Comparison · NCT03493126-137d5617
Estradiol vs Placebo: Adverse Outcomes
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. Estradiol vs Placebo: Adverse Outcomes. Trial comparisons, record NCT03493126-137d5617. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT03493126-137d5617
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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 | 0 | 0.11 | wilson | |
| Risk in group 2 | 0.0357 | 0.00633 | 0.177 | wilson | |
| Risk difference, group 1 minus group 2 | -0.0357 | -0.177 | 0.0784 | newcombe hybrid score | |
| Risk ratio, group 1 over group 2 | log | a group has no participants with the outcome | |||
| Odds ratio, group 1 over group 2 | log | a cell of the two-by-two table is zero | |||
| Number needed to treat, for one fewer participant with the outcome on Estradiol than on Placebo | 28 | from the risk difference interval | the interval includes no difference |
Source ClinicalTrials.gov
Groups2
Group 2 names the comparator: placebo.
| Group | Title | Description | With the outcome | Analysed | ClinicalTrials.gov code |
|---|---|---|---|---|---|
| Group 1 | Estradiol | Estrace: pea sized amount 2 times per week from week 1 postpartum to 3 months postpartum.~Estradiol: 17β-estradiol vaginal cream | 0 | 31 | OG000 |
| Group 2 | Placebo | Placebo: pea sized amount 2 times per week from week 1 postpartum to 3 months postpartum.~Placebo: Compounded placebo cream | 1 | 28 | OG001 |
Source ClinicalTrials.gov
Outcome
- Type
- SECONDARY
- Title
- Adverse Outcomes
- Description
- At each clinical/research visit the participant will be asked about any adverse events (AEs). AEs will be reported with study outcomes.
- Time frame
- 3 months
- Population
Source ClinicalTrials.gov
Trial
- Title
- Vaginal Estrogen on Postpartum Atrophy, Perineal Pain, and Sexual Function
- NCT number
- NCT03493126
- Phases
- PHASE4
- Conditions
- Vaginal Atrophy
- Interventions
- Estradiol, Placebo
- Lead sponsor
- Ohio State University
- Results first posted
- 2021-12-22
- Results on ClinicalTrials.gov
- https://clinicaltrials.gov/study/NCT03493126?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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