| Primary | Number of Patients Achieving Serum HBV DNA Level of <300 Copies/mL (51 IU/mL) at Week 24 | The primary objective of this study was to demonstrate the antiviral efficacy of telbivudine compared to placebo in pediatric patients (2- < 18 years) by determining the percentage of patients achieving serum HBV DNA level of <300 copies/mL (51 IU/mL) at Week 24. | The Full Analysis Set (FAS), which consisted of all randomized patients to whom study treatment had been assigned, was considered. | Posted | | Count of Participants | | Participants | | Week 24 | | | | ID | Title | Description |
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| OG000 | Telbivudine | Patients of any age and weight< 30kg: telbivudine oral solution (20 mg/mL): 20 mg/kg up to 600 mg q.d corresponding to weight (kg) x1mL, p.o. once daily Patients < 12 years old and weight≥ 30kg: telbivudine oral solution (20mg/mL), 600 mg/day corresponding to 30 mL p.o. once daily Patients ≥ 12 years old and weight ≥ 30kg: telbivudine film-coated tablet, 600 mg/day, corresponding to 1 tablet p.o. once daily | | OG001 | Placebo | Patients of any age and weight < 30kg: placebo oral solution corresponding to weight (kg) x1mL, p.o. once daily Patients < 12 years old and weight ≥ 30kg: placebo oral solution corresponding to 30 mL p.o. once daily Patients ≥ 12 years old and weight ≥ 30kg: placebo tablet, corresponding to 1 tablet p.o. once daily. Placebo randomized patients were offered optional telbivudine administration at week 24. |
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| | Group IDs | Group Description | Statistical Method | Statistical Comment | P-Value | P-Value Comment | Parameter Type | Parameter Value | Dispersion Type | Dispersion Value | Confidence Interval Sides | Confidence Interval % | CI Lower Limit | CI Upper Limit | CI Lower Limit Comment | CI Upper Limit Comment | Estimate Comment | Tested Non-Inferiority | Non-Inferiority Type | Non-Inferiority Comment | Other Analysis Description |
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| HBV DNA level of <300 copies/mL (51 IU/mL) at Week 24 | Fisher Exact | | 1.0000 | | Mean Difference (Net) | -0.30 | | | 2-Sided | 95 | -37.03 | 36.75 | | | | | Other | Missing assessment imputed using the closest available assessment | Exact confidence interval for the difference in percentage |
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| Secondary | Number of Patients Achieving HBV DNA< 300 Copies/mL (51 IU/mL) at Week 52 and Week 104 | The antiviral efficacy at Weeks 52 and 104 was to be evaluated by: a) the proportion of patients achieving HBV DNA <300 copies/mL (51 IU/mL) at Week 52 and Week 104; b) the proportion of patients achieving HBV DNA < Lower Limit of Quantification (LLOQ), <1000 copies/ml (or 200 IU/mL), <10,000 copies/ml (or 2 000 IU/mL) and ≥10,000 copies/mL (or 2 000 IU/mL) at Week 24, 52 and 104; c) the proportion of patients achieving Serum HBV DNA reduction from baseline; d) the time to achieve HBV DNA <300 copies/mL (51 IU/mL); e) the proportion of patients with Primary non-response. Due to early termination of the study and limited number of enrolled patients on track to complete 52 weeks of participation (8 patients overall), only descriptive analysis performed at Week 52 and Week 104. | The Full Analysis Set (FAS), which consisted of all randomized patients to whom study treatment had been assigned, was considered. Only patients with efficacy data within censoring date included in the analysis. | Posted | | Count of Participants | | Participants | | Week 52, Week 104 | | | | ID | Title | Description |
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| OG000 | Telbivudine | Patients of any age and weight< 30kg: telbivudine oral solution (20 mg/mL): 20 mg/kg up to 600 mg q.d corresponding to weight (kg) x1mL, p.o. once daily Patients < 12 years old and weight≥ 30kg: telbivudine oral solution (20mg/mL), 600 mg/day corresponding to 30 mL p.o. once daily Patients ≥ 12 years old and weight ≥ 30kg: telbivudine film-coated tablet, 600 mg/day, corresponding to 1 tablet p.o. once daily | | OG001 |
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| Secondary | Number of Patients Whose Baseline ALTs Were Abnormal and Subsequently Normalized at Week 24, 52 and 104 | The biochemical response at Weeks 24, 52 and 104 was to be evaluated by the proportion of patients whose baseline ALTs were abnormal (defined as ALT >1 x Upper Limit of Normal [ULN]) and subsequently normalized. Due to early termination of the study and limited number of enrolled patients on track to complete 52 weeks of participation (8 patients overall), only descriptive analysis performed at Week 52 and Week 104. | The Full Analysis Set (FAS), which consisted of all randomized patients to whom study treatment had been assigned, was considered. Only patients with efficacy data within censoring date included in the analysis. | Posted | | Count of Participants | | Participants | | Week 24, Week 52, Week 104 | | | | ID | Title | Description |
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| OG000 | Telbivudine | Patients of any age and weight< 30kg: telbivudine oral solution (20 mg/mL): 20 mg/kg up to 600 mg q.d corresponding to weight (kg) x1mL, p.o. once daily Patients < 12 years old and weight≥ 30kg: telbivudine oral solution (20mg/mL), 600 mg/day corresponding to 30 mL p.o. once daily Patients ≥ 12 years old and weight ≥ 30kg: telbivudine film-coated tablet, 600 mg/day, corresponding to 1 tablet p.o. once daily | | OG001 | Placebo | Patients of any age and weight < 30kg: placebo oral solution corresponding to weight (kg) x1mL, p.o. once daily Patients < 12 years old and weight ≥ 30kg: placebo oral solution corresponding to 30 mL p.o. once daily Patients ≥ 12 years old and weight ≥ 30kg: placebo tablet, corresponding to 1 tablet p.o. once daily. Placebo randomized patients were offered optional telbivudine administration at week 24. |
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| Secondary | Number of Patients With HBeAg Loss, HBeAg Seroconversion at Week 24, 52 and 104 | The serological response at Weeks 24, 52 and 104 was to be evaluated by: a) the proportion of HBeAg positive patients at baseline who subsequently have HBeAg loss and HBeAg seroconversion (defined as loss of HBeAg with detectable HBeAb); b) the proportion of HBsAg positive patients at baseline who subsequently have HBsAg loss and HBsAg seroconversion (defined as loss of HBsAg with detectable HBsAb). Due to early termination of the study and limited number of enrolled patients on track to complete 52 weeks of participation (8 patients overall), only descriptive analysis performed at Week 52 and Week 104. | The Full Analysis Set (FAS), which consisted of all randomized patients to whom study treatment had been assigned, was considered. Only patients with efficacy data within censoring date included in the analysis. | Posted | | Count of Participants | | Participants | | Week 24, Week 52, Week 104 | | | | ID | Title | Description |
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| OG000 | Telbivudine | Patients of any age and weight< 30kg: telbivudine oral solution (20 mg/mL): 20 mg/kg up to 600 mg q.d corresponding to weight (kg) x1mL, p.o. once daily Patients < 12 years old and weight≥ 30kg: telbivudine oral solution (20mg/mL), 600 mg/day corresponding to 30 mL p.o. once daily Patients ≥ 12 years old and weight ≥ 30kg: telbivudine film-coated tablet, 600 mg/day, corresponding to 1 tablet p.o. once daily | | OG001 | Placebo | Patients of any age and weight < 30kg: placebo oral solution corresponding to weight (kg) x1mL, p.o. once daily Patients < 12 years old and weight ≥ 30kg: placebo oral solution corresponding to 30 mL p.o. once daily Patients ≥ 12 years old and weight ≥ 30kg: placebo tablet, corresponding to 1 tablet p.o. once daily. Placebo randomized patients were offered optional telbivudine administration at week 24. |
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| Secondary | Number of Patients With HBsAg Loss, HBsAg Seroconversion at Week 24, 52 and 104 | The serological response at Weeks 24, 52 and 104 was to be evaluated by: a) the proportion of HBeAg positive patients at baseline who subsequently have HBeAg loss and HBeAg seroconversion (defined as loss of HBeAg with detectable HBeAb); b) the proportion of HBsAg positive patients at baseline who subsequently have HBsAg loss and HBsAg seroconversion (defined as loss of HBsAg with detectable HBsAb). Due to early termination of the study and limited number of enrolled patients on track to complete 52 weeks of participation (8 patients overall), only descriptive analysis performed at Week 52 and Week 104. | The Full Analysis Set (FAS), which consisted of all randomized patients to whom study treatment had been assigned, was considered. Only patients with efficacy data within censoring date included in the analysis. | Posted | | Count of Participants | | Participants | | Week 24, Week 52, Week 104 | | | | ID | Title | Description |
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| OG000 | Telbivudine | Patients of any age and weight< 30kg: telbivudine oral solution (20 mg/mL): 20 mg/kg up to 600 mg q.d corresponding to weight (kg) x1mL, p.o. once daily Patients < 12 years old and weight≥ 30kg: telbivudine oral solution (20mg/mL), 600 mg/day corresponding to 30 mL p.o. once daily Patients ≥ 12 years old and weight ≥ 30kg: telbivudine film-coated tablet, 600 mg/day, corresponding to 1 tablet p.o. once daily | | OG001 | Placebo | Patients of any age and weight < 30kg: placebo oral solution corresponding to weight (kg) x1mL, p.o. once daily Patients < 12 years old and weight ≥ 30kg: placebo oral solution corresponding to 30 mL p.o. once daily Patients ≥ 12 years old and weight ≥ 30kg: placebo tablet, corresponding to 1 tablet p.o. once daily. Placebo randomized patients were offered optional telbivudine administration at week 24. |
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| Secondary | Number of Patients Achieving a Composite Endpoints (HBV DNA < 300 Copies/mL (51 IU/mL), ALT Normalization and HBeAg Seroconversion) at Week 52 and 104 | The proportion of patients achieving composite endpoints at Week 52 and 104 was to be evaluated by the proportion of patients achieving: a) HBV DNA <300 copies/mL (51 IU/mL); b) ALT normalization and HBeAg seroconversion for HBeAg positive patients only; c) HBV DNA <300 copies/mL (51 IU/mL) and ALT normalization for HBeAg negative patients. Due to early termination of the study and limited number of enrolled patients on track to complete 52 weeks of participation (8 patients overall), only descriptive analysis performed at Week 52 and Week 104. | The Full Analysis Set (FAS), which consisted of all randomized patients to whom study treatment had been assigned, was considered. Only patients with efficacy data within censoring date included in the analysis. | Posted | | Count of Participants | | Participants | | Week 52, Week 104 | | | | ID | Title | Description |
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| OG000 | Telbivudine | Patients of any age and weight< 30kg: telbivudine oral solution (20 mg/mL): 20 mg/kg up to 600 mg q.d corresponding to weight (kg) x1mL, p.o. once daily Patients < 12 years old and weight≥ 30kg: telbivudine oral solution (20mg/mL), 600 mg/day corresponding to 30 mL p.o. once daily Patients ≥ 12 years old and weight ≥ 30kg: telbivudine film-coated tablet, 600 mg/day, corresponding to 1 tablet p.o. once daily | | OG001 | Placebo | |
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| Secondary | Number of Patients Achieving Cumulative Rate of Virological Breakthrough (VB) at Week 52 and 104 | The assessment of virological breakthrough (VB) was to be evaluated by: a) the cumulative rate of patients with confirmed VB at Week 52 and Week 104; b) the time to VB. Due to early termination of the study and limited number of enrolled patients on track to complete 52 weeks of participation (8 patients overall), only descriptive analysis performed at Week 52 and Week 104. | The Full Analysis Set (FAS), which consisted of all randomized patients to whom study treatment had been assigned, was considered. Only patients with efficacy data within censoring date included in the analysis. | Posted | | Count of Participants | | Participants | | Week 52, Week 104 | | | | ID | Title | Description |
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| OG000 | Telbivudine | Patients of any age and weight< 30kg: telbivudine oral solution (20 mg/mL): 20 mg/kg up to 600 mg q.d corresponding to weight (kg) x1mL, p.o. once daily Patients < 12 years old and weight≥ 30kg: telbivudine oral solution (20mg/mL), 600 mg/day corresponding to 30 mL p.o. once daily Patients ≥ 12 years old and weight ≥ 30kg: telbivudine film-coated tablet, 600 mg/day, corresponding to 1 tablet p.o. once daily | | OG001 | Placebo | Patients of any age and weight < 30kg: placebo oral solution corresponding to weight (kg) x1mL, p.o. once daily Patients < 12 years old and weight ≥ 30kg: placebo oral solution corresponding to 30 mL p.o. once daily Patients ≥ 12 years old and weight ≥ 30kg: placebo tablet, corresponding to 1 tablet p.o. once daily. Placebo randomized patients were offered optional telbivudine administration at week 24. |
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| Secondary | Number of Participants With Treatment Emergent Genotypic Resistance Associated With VB, or in Patients With HBV DNA≥300 Copies/mL (51 IU/mL) at Week 24 and Discontinued From the Study | Assessment of the presence of treatment emergent genotypic resistance (confirmed by genotypic sequencing) associated with virological breakthrough over the study period, or in patients with HBV DNA≥300 copies/mL (51 IU/mL) at Week 24 and discontinued from the study treatment (or at discontinuation if prior to Week 24 for subjects with at least 16 weeks of LDT treatment) | The Full Analysis Set (FAS), which consisted of all randomized patients to whom study treatment had been assigned, was considered. Only patients with efficacy data within censoring date included in the analysis. | Posted | | Count of Participants | | Participants | | Week 24 | | | | ID | Title | Description |
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| OG000 | Telbivudine | Patients of any age and weight< 30kg: telbivudine oral solution (20 mg/mL): 20 mg/kg up to 600 mg q.d corresponding to weight (kg) x1mL, p.o. once daily Patients < 12 years old and weight≥ 30kg: telbivudine oral solution (20mg/mL), 600 mg/day corresponding to 30 mL p.o. once daily Patients ≥ 12 years old and weight ≥ 30kg: telbivudine film-coated tablet, 600 mg/day, corresponding to 1 tablet p.o. once daily | | OG001 | Placebo | Patients of any age and weight < 30kg: placebo oral solution corresponding to weight (kg) x1mL, p.o. once daily Patients < 12 years old and weight ≥ 30kg: placebo oral solution corresponding to 30 mL p.o. once daily Patients ≥ 12 years old and weight ≥ 30kg: placebo tablet, corresponding to 1 tablet p.o. once daily. Placebo randomized patients were offered optional telbivudine administration at week 24. |
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| Secondary | Number of Participants With On-Treatments Adverse Events, Serious Adverse Events, and Death | Evaluation of the safety and tolerability of Telbivudine defined by AEs, SAEs, adverse events of special interest (AESI) (including muscle related events) and death; laboratory evaluations specifically on-treatment and post-treatment ALT flares, incidence and clinical significance of CK elevations; growth and development (linear growth and sexual maturation); development of liver decompensation and/or HCC. Only descriptive analysis performed. | The Safety Set, which consisted of all patients who received at least one dose of study drug during the treatment period, was considered. | Posted | | Count of Participants | | Participants | | From first dose of study treatment to 30 days after last dose of study treatment, up to 112 weeks | | | | ID | Title | Description |
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| OG000 | Telbivudine | Patients of any age and weight< 30kg: telbivudine oral solution (20 mg/mL): 20 mg/kg up to 600 mg q.d corresponding to weight (kg) x1mL, p.o. once daily Patients < 12 years old and weight≥ 30kg: telbivudine oral solution (20mg/mL), 600 mg/day corresponding to 30 mL p.o. once daily Patients ≥ 12 years old and weight ≥ 30kg: telbivudine film-coated tablet, 600 mg/day, corresponding to 1 tablet p.o. once daily | | OG001 | Placebo | Patients of any age and weight < 30kg: placebo oral solution corresponding to weight (kg) x1mL, p.o. once daily Patients < 12 years old and weight ≥ 30kg: placebo oral solution corresponding to 30 mL p.o. once daily Patients ≥ 12 years old and weight ≥ 30kg: placebo tablet, corresponding to 1 tablet p.o. once daily. Placebo randomized patients were offered optional telbivudine administration at week 24. |
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