About this trial
This is a multicenter, prospective, real-world study. The study plans to include a total of 2000 patients who meet the inclusion and exclusion criteria, consisting of 1600 treatment-naive patients and 400 treatment-experienced patients. The effectiveness and safety of different treatment strategies will be evaluated in children aged 1-12 years with treatment-naive and treatment-experienced chronic hepatitis B (CHB) and chronic HBV infection.
Eligibility criteria
Qualifiers
The guardian understands and signs the informed consent form (both parents must sign), and adheres to the relevant requirements of this study. If the participant is 8 years old or older, they must also sign the informed consent form. For participants under 8 years old who can express consent, their consent must be clearly documented.
Age: ≥1 year and <13 years, either sex;
Positive for HBsAg and/or HBV DNA for more than 6 months;
No prior antiviral treatment.
Disqualifiers
1.In the interferon group, blood white blood cell count <3.5×10^9/L, or platelet count <80×10^9/L, or prothrombin activity <60%, or total bilirubin >34μmol/L, or serum albumin <35g/L, or serum creatinine >133μmol/L; 2.Coexistence of other active infections; 3. Coexistence of other chronic liver diseases or active liver diseases, such as autoimmune liver disease, drug-induced liver injury, Wilson's disease, decompensated cirrhosis, liver cancer; 4. Coexistence of other severe systemic diseases or malignant tumors, etc.; 5. History of allergy to nucleoside analogues or interferon; 6. Subjects whom the investigator deems to have poor compliance, unable or unwilling to provide informed consent, or unable to adhere to the study requirements, or other conditions not suitable for participation in this study.
Trial design
Treatments tested in this trial
- Nucleos(t)ide Analogues
- Interferon alfa
- NAs combined with IFNα
- comparative observation
- drug withdrawal observation