- The education-based HBsAg (+) ratio was 48.3% among people having secondary school education, 17.2% among people having high school education and 15.3% among people having vocational and college education.
Tỷ lệ HBsAg (+) theo trình độ học vấn: THCS; 48,3%, THPT; 17,2%, TC, CĐ, ĐH: 15,3%