Patients Screened for HIV vs Patients Screened for HCV: Opt-out
Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.
Measures 6
Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.
| Measure | Value | 95% interval, lower | 95% interval, upper | Method | Note | Source |
|---|---|---|---|---|---|---|
| Risk in group 1 | 0.233 | 0.223 | 0.243 | wilson | ClinicalTrials.gov | |
| Risk in group 2 | 0.234 | 0.224 | 0.245 | wilson | ClinicalTrials.gov | |
| Risk difference, group 1 minus group 2 | -0.00126 | -0.016 | 0.0135 | newcombe hybrid score | ClinicalTrials.gov | |
| Risk ratio, group 1 over group 2 | 0.995 | 0.934 | 1.06 | log | ClinicalTrials.gov | |
| Odds ratio, group 1 over group 2 | 0.993 | 0.915 | 1.08 | log | ClinicalTrials.gov | |
| Number needed to treat, for one fewer participant with the outcome on Patients Screened for HIV than on Patients Screened for HCV | 794 | from the risk difference interval | the interval includes no difference | ClinicalTrials.gov |
Groups 2
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 | Source |
|---|---|---|---|---|---|---|
| Group 1 | Patients Screened for HIV | Patients Informed of the screening program.~HIV screening: ARCHITECT HIV Ag/Ab Combo, Abbott | 1,479 | 6,350 | OG000 | ClinicalTrials.gov |
| Group 2 | Patients Screened for HCV | Patients informed of the screening program. HCV screening: ARCHITECT Anti-HCV, Abbott | 1,487 | 6,350 | OG001 | ClinicalTrials.gov |
Outcome 5
| Field | Value | Source |
|---|---|---|
| Type | SECONDARY | ClinicalTrials.gov |
| Title | Opt-out | ClinicalTrials.gov |
| Description | Determine the percentage of patients that opted-out of the routine screening for HIV and HCV at the ER | ClinicalTrials.gov |
| Time frame | 10 months | ClinicalTrials.gov |
| Population | ClinicalTrials.gov |
Trial 8
| Field | Value | Source |
|---|---|---|
| Title | Universal HIV Screening and Targeted HCV Screening in Emergency Department | ClinicalTrials.gov |
| NCT number | NCT03595527 | ClinicalTrials.gov |
| Phases | NA | ClinicalTrials.gov |
| Conditions | Hepatitis C, Hiv | ClinicalTrials.gov |
| Interventions | HIV and HCV screening | ClinicalTrials.gov |
| Lead sponsor | Centre hospitalier de l'Université de Montréal (CHUM) | ClinicalTrials.gov |
| Results first posted | 2023-02-10 | ClinicalTrials.gov |
| Results on ClinicalTrials.gov | https://clinicaltrials.gov/study/NCT03595527?tab=results | ClinicalTrials.gov |
Source 4
| Field | Value | Source |
|---|---|---|
| Release | trial-comparisons-2026-03-23-0.1.0 | ClinicalTrials.gov |
| Release manifest SHA-256 | f66225897fbf258b57ea10bdacfd0347d3cdfda93f7f5685234b7e06ea36fa57 | ClinicalTrials.gov |
| AACT copy | 2026-03-23 | ClinicalTrials.gov |
| 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 | ClinicalTrials.gov |
Release trial-comparisons-2026-03-23-0.1.0
ClinicalTrials.gov's posted results, through CTTI's AACT: ClinicalTrials.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.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.
ClinicalTrials.gov: none 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.