Comparison · NCT00502944-da149475
Counselor vs Provider: Test Acceptance Rate
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. Counselor vs Provider: Test Acceptance Rate. Trial comparisons, record NCT00502944-da149475. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT00502944-da149475
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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 | 0.705 | 0.685 | 0.725 | wilson | |
| Risk in group 2 | 0.747 | 0.717 | 0.775 | wilson | |
| Risk difference, group 1 minus group 2 | -0.0413 | -0.076 | -0.00534 | newcombe hybrid score | |
| Risk ratio, group 1 over group 2 | 0.945 | 0.9 | 0.991 | log | |
| Odds ratio, group 1 over group 2 | 0.812 | 0.677 | 0.974 | log | |
| Number needed to treat, for one fewer participant with the outcome on Counselor than on Provider | 24.2 | 13.2 | 187 | 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 | Counselor | Counselor-based HIV screening intervention where a dedicated HIV counselor does all the screening. | 1,382 | 1,959 | OG000 |
| Group 2 | Provider | Emergency staff member-based HIV screening intervention where an emergency staff member does all the screening. | 643 | 861 | OG001 |
Source ClinicalTrials.gov
Outcome
- Type
- OTHER_PRE_SPECIFIED
- Title
- Test Acceptance Rate
- Description
- Acceptance of the HIV test was defined as the proportion of study participants who received the HIV test among those offered the test.
- Time frame
- Assess on day subject enrolled into the study
- Population
- Number of participants analyzed equals the number of participants offered a rapid HIV test. Many participants left the ED before the opportunity was available to offer the test.
Source ClinicalTrials.gov
Trial
- Title
- Two Approaches to Routine HIV Testing in a Hospital Emergency Department
- NCT number
- NCT00502944
- Phases
- NA
- Conditions
- HIV Infections
- Interventions
- Counselor-based HIV screening, Emergency staff member-based HIV screening
- Lead sponsor
- Massachusetts General Hospital
- Results first posted
- 2012-07-13
- Results on ClinicalTrials.gov
- https://clinicaltrials.gov/study/NCT00502944?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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