There is no authoritative information on how long a 30-year-old with hepatitis B cirrhosis can live. There is no specific clinical data on the survival time of patients with hepatitis B cirrhosis, and the 1-year and 2-year survival of patients is generally determined according to the specific stage of the patient’s condition. The 1-year survival rate for patients with hepatitis B cirrhosis is 100% and the 2-year survival rate is 85%. 80% of patients with hepatitis B cirrhosis have a 1-year survival rate and 60% have a 2-year survival rate. 45% of patients with hepatitis B cirrhosis have a 1-year survival rate and 35% have a 2-year survival rate. It is impossible to tell how long a 30-year-old patient with cirrhosis of hepatitis B can live, and it is recommended that when cirrhosis occurs, the patient should go to the hospital in time and follow the doctor’s instructions for treatment. Patients should be treated as early as possible to avoid aggravating the condition.