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Comparison · NCT00756002-sae

Ramelteon 4 mg QD vs Placebo QD: 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. Ramelteon 4 mg QD vs Placebo QD: serious adverse events. Trial comparisons, record NCT00756002-sae. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT00756002-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 1000.0287wilson
Risk in group 2000.0289wilson
Risk difference, group 1 minus group 20-0.02890.0287newcombe 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 1Ramelteon 4 mg QDRamelteon 4 mg tablets, self-administered once-daily, 30 minutes prior to bedtime. Study medication consisted of identical film-coated pale orange-yellow tablets.0130EG001
Group 2Placebo QDOral Placebo was self-administered once-daily, 30 minutes prior to bedtime. The study medication consisted of identical film-coated pale orange-yellow tablets.0129EG000

Harm

What it counts
Total, serious adverse events
Time frame

Source ClinicalTrials.gov

Trial

Title
Safety and Efficacy Study of Ramelteon in Subjects With Chronic Insomnia
NCT number
NCT00756002
Phases
PHASE3
Conditions
Sleep Initiation and Maintenance Disorders
Interventions
Ramelteon, Placebo
Lead sponsor
Takeda
Results first posted
2009-11-05

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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