Comparison · NCT02909673-a64653d3
Intervention Group vs Control Group: Number of Participants With Perpetration of Physical Teen Dating Violence (TDV)
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. Intervention Group vs Control Group: Number of Participants With Perpetration of Physical Teen Dating Violence (TDV). Trial comparisons, record NCT02909673-a64653d3. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT02909673-a64653d3
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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 | 0.149 | 0.117 | 0.188 | wilson | |
| Risk in group 2 | 0.183 | 0.153 | 0.217 | wilson | |
| Risk difference, group 1 minus group 2 | -0.0335 | -0.0802 | 0.0154 | newcombe hybrid score | |
| Risk ratio, group 1 over group 2 | 0.816 | 0.608 | 1.1 | log | |
| Odds ratio, group 1 over group 2 | 0.784 | 0.552 | 1.11 | log | |
| Number needed to treat, for one fewer participant with the outcome on Intervention Group than on Control Group | 29.8 | from the risk difference interval | the interval includes no difference |
Source ClinicalTrials.gov
Groups2
Group 2 names the comparator: control.
| Group | Title | Description | With the outcome | Analysed | ClinicalTrials.gov code |
|---|---|---|---|---|---|
| Group 1 | Intervention Group | The students who participated in the Fourth R. The Fourth R, is a classroom-based curriculum delivered by existing teachers and consists of 21 lessons on injury prevention, substance use, and growth and development. | 58 | 389 | OG000 |
| Group 2 | Control Group | The students who received the standard health class curriculum. | 103 | 564 | OG001 |
Source ClinicalTrials.gov
Outcome
- Type
- PRIMARY
- Title
- Number of Participants With Perpetration of Physical Teen Dating Violence (TDV)
- Description
- Determine whether Fourth R reduces students' TDV, as indexed by less perpetration of physical TDV, relative to students in control schools.
- Time frame
- 1 year
- Population
- Main study outcome was analyzed on the subset of students who reported having had a boyfriend or girlfriend in the last 12 months at the 1 year follow up
Source ClinicalTrials.gov
Trial
- Title
- School Based Program to Prevent Teen Dating Violence
- NCT number
- NCT02909673
- Phases
- NA
- Conditions
- Violence
- Interventions
- Fourth R
- Lead sponsor
- The University of Texas Health Science Center, Houston
- Results first posted
- 2025-12-22
- Results on ClinicalTrials.gov
- https://clinicaltrials.gov/study/NCT02909673?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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