Association between self-monitoring of blood glucose and hepatitis B virus infection among people with diabetes mellitus: a cross-sectional study in Gansu Province, China.

Routine blood glucose monitoring at home was associated with HBV infection, which meant people with diabetes may be at high risk of HBV infection. China is a country with high prevalence of both HBsAg and diabetes, and the increased risk of HBV infection in populations with diabetes needs more attention.