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Comparison · NCT02668783-sae

ENG-E2 125 Microgram/300 Microgram vs Placebo: serious adverse events

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. ENG-E2 125 Microgram/300 Microgram vs Placebo: serious adverse events. Trial comparisons, record NCT02668783-sae. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT02668783-sae

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Measures6

Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.

MeasureValue95% interval, lower95% interval, upperMethodNote
Risk in group 1000.228wilson
Risk in group 2000.259wilson
Risk difference, group 1 minus group 20-0.2590.228newcombe hybrid score
Risk ratio, group 1 over group 2loga group has no participants with the outcome
Odds ratio, group 1 over group 2loga cell of the two-by-two table is zero
Number needed to harmfrom the risk difference intervalthe two groups' risks are equal

Groups2

Group 2 names the comparator: placebo.

GroupTitleDescriptionWith the outcomeAnalysedClinicalTrials.gov code
Group 1ENG-E2 125 Microgram/300 MicrogramParticipants received 4 (or 6 cycles if also participating in the extension) of ENG-E2 125 μg/300 μg. Each cycle consisted of 21 days of vaginal ring use followed by 7 ring-free days.013EG000
Group 2PlaceboParticipants received 4 (or 6 cycles if also participating in the extension) of placebo. Each cycle consisted of 21 days of placebo vaginal ring use followed by 7 ring-free days.011EG001

Harm

What it counts
Total, serious adverse events
Time frame
Up to approximately 158 days

Source ClinicalTrials.gov

Trial

Title
Efficacy and Safety of Etonogestrel + 17β-Estradiol Vaginal Ring (MK-8342B) in Women With Primary Dysmenorrhea (With Optional Extension) (MK-8342B-059)
NCT number
NCT02668783
Phases
PHASE3
Conditions
Moderate to Severe Primary Dysmenorrhea
Interventions
Etonogestrel (ENG) 125 μg + 17β-estradiol (E2) 300 μg vaginal ring, Placebo vaginal ring, Ibuprofen
Lead sponsor
Organon and Co
Results first posted
2017-11-14

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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