Comparison · NCT01369212-bf936fc2
Tenofovir vs Peginterferon-alfa 2a and Tenofovir: Number of Participants With HBsAg Seroconversion at Week 240
Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.
2 sourcestrial-comparisons-2026-03-23-0.1.0
Cite this record
ConductScience Library. Tenofovir vs Peginterferon-alfa 2a and Tenofovir: Number of Participants With HBsAg Seroconversion at Week 240. Trial comparisons, record NCT01369212-bf936fc2. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT01369212-bf936fc2
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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 | 0.022 | 0.00605 | 0.0766 | wilson | |
| Risk in group 2 | 0.0449 | 0.0176 | 0.11 | wilson | |
| Risk difference, group 1 minus group 2 | -0.023 | -0.0899 | 0.0381 | newcombe hybrid score | |
| Risk ratio, group 1 over group 2 | 0.489 | 0.0919 | 2.6 | log | |
| Odds ratio, group 1 over group 2 | 0.478 | 0.0852 | 2.68 | log | |
| Number needed to treat, for one fewer participant with the outcome on Tenofovir than on Peginterferon-alfa 2a and Tenofovir | 43.5 | from the risk difference interval | the interval includes no difference |
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 | Tenofovir | Tenofovir 192 weeks~Tenofovir: 300 mg daily for 192 weeks (4 years) | 2 | 91 | OG000 |
| Group 2 | Peginterferon-alfa 2a and Tenofovir | A combination of peginterferon-alfa 2a plus tenofovir for 24 weeks and then tenofovir only for 168 weeks~Peginterferon-alfa 2a and tenofovir: A combination of peginterferon-alfa 2a 180 µg weekly plus tenofovir 300 mg daily for 24 weeks and then only tenofovir 300 mg daily for 168 weeks (3.5 years). | 4 | 89 | OG001 |
Source ClinicalTrials.gov
Outcome
- Type
- SECONDARY
- Title
- Number of Participants With HBsAg Seroconversion at Week 240
- Description
- Number of participants who became HBsAg negative and developed anti-HBs at week 240
- Time frame
- week 240
- Population
- HBsAg and antiHBs data at week 240
Source ClinicalTrials.gov
Trial
- Title
- Combination Therapy of Pegylated Interferon Alfa-2a and Tenofovir Versus Tenofovir Monotherapy in Chronic Hepatitis B
- NCT number
- NCT01369212
- Phases
- PHASE3
- Conditions
- Hepatitis B
- Interventions
- Tenofovir, Peginterferon-alfa 2a and tenofovir
- Lead sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- Results first posted
- 2022-10-12
- Results on ClinicalTrials.gov
- https://clinicaltrials.gov/study/NCT01369212?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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