Figure 5

SVM plots describing the interaction of serum AST, WBC and patient age at the time of HBV testing for the classification of HBsAg positive versus HBsAg negative results, as previously detected by specific HBsAg immunoassay. (a) Age = 15 years; (b) Age = 25 years; (c) Age = 35 years; (d) Age = 45 years (e) Age = 55 (f) Age = 65.