Adults (>18 years old) were significantly more HBsAg (+) than children (≤18 years old), either in the whole study population: 14.5% (56/385) versus 10.4% (43/413) (p=0.077) (OR (95% CI): 1.47 (0.96 - 2.24)) or in households with at least one HBsAg (+) person: 42.6% (55/129) versus 28.9% (44/152) (p=0.016), (OR (95% CI): 1.67 (1.09 - 2.55).