Prevalence and Seroincidence of Hepatitis B and Hepatitis C Infection in High Risk People Who Inject Drugs in China and Thailand

Table 2

Demographics data for HBsAg negative participants at 3 sites in China and one site in Thailand.

	3 sites in China; 𝑁=607	Chiang Mai, Thailand; 𝑁=55
Age (mean, range)	33 (18–54)	37 (18–65)
Males	92% (556)	96% (53)
Married/living with partner	48% (291)	78% (43)