- The occupation-based HBsAg (+) ratio was 6.42% among students, 26.3% among office workers, 26.9% among vendors and traders and 12.4% among housewives and retired people.
Tỷ lệ HBsAg (+) theo nghề nghiệp: Học sinh sinh viên: 6,42%, CB - CN: 26,3%, buôn bán kinh doanh: 26,9%, Nội trợ, hưu trí: 12,4%.