Fig. 2From: Promoting notification and linkage of HBs antigen and anti-HCV antibody-positive patients through hospital alert systemThe rate of HBsAg or anti-HCV antibody-positive patients who were referred to a gastroenterologist before and after the introduction of the alert system. a The rate of HBsAg-positive patients who were referred to gastroenterologists increased after the introduction of the alert system, while there was no statistical significance (95% confidential interval of difference of rate = −5% ~ 26%). b The rate of anti-HCV antibody-positive patients who were referred to a gastroenterologist increased significantly after the introduction of the alert system (95% confidential interval of difference of rate = 9% ~ 26%; p < 0.0001)Back to article page