AIM:To investigate the virological relapse rate in hepatitis B e antigen(HBeAg)-negative patients after antiviral therapy discontinuation and analyze the factors associated with virological relapse.METHODS:Among patie...AIM:To investigate the virological relapse rate in hepatitis B e antigen(HBeAg)-negative patients after antiviral therapy discontinuation and analyze the factors associated with virological relapse.METHODS:Among patients diagnosed with chronic hepatitis B infection between May 2005 and July2010,204 were eligible for analysis.The Kaplan-Meier method and log-rank test were used to calculate the cumulative rate of relapse and compare cumulative relapse rates between groups.The Cox proportional hazards regression model was used to evaluate the predictive factor of virological relapse.RESULTS:The 2 and 1 year cumulative risks of virological relapse after antiviral therapy discontinuation were 79.41%(162/204) and 43.82%(71/162),respectively.Multivariate analysis revealed that only post treatment hepatitis B surface antigen(HBsAg)level was associated with virological relapse {P= 0.011).The cumulative risk of virological relapse was higher in the patients with HBsAg levels ≥1500 IU/L than in those with HBsAg levels < 1500 IU/L(P= 0.0013).The area under the curve was 0.603(P= 0.033).The cutoff HBsAg value for predicting virological relapse was 1443IU/L CONCLUSION:We found that the virological relapse rate remained high after antiviral therapy discontinuation in the HBeAg-negative patients and that the post treatment HBsAg levels predicted virological relapse.展开更多
基金Supported by Natural Science Foundation of Jiangsu Province,China,No.BK2011515Medical Project of Health Department Jiangsu Province,No.H201248+1 种基金Preventive Medicine research projects of Jiangsu Province,No.Y2012016the Social Development Project of Zhenjiang City,No.SH2013056
文摘AIM:To investigate the virological relapse rate in hepatitis B e antigen(HBeAg)-negative patients after antiviral therapy discontinuation and analyze the factors associated with virological relapse.METHODS:Among patients diagnosed with chronic hepatitis B infection between May 2005 and July2010,204 were eligible for analysis.The Kaplan-Meier method and log-rank test were used to calculate the cumulative rate of relapse and compare cumulative relapse rates between groups.The Cox proportional hazards regression model was used to evaluate the predictive factor of virological relapse.RESULTS:The 2 and 1 year cumulative risks of virological relapse after antiviral therapy discontinuation were 79.41%(162/204) and 43.82%(71/162),respectively.Multivariate analysis revealed that only post treatment hepatitis B surface antigen(HBsAg)level was associated with virological relapse {P= 0.011).The cumulative risk of virological relapse was higher in the patients with HBsAg levels ≥1500 IU/L than in those with HBsAg levels < 1500 IU/L(P= 0.0013).The area under the curve was 0.603(P= 0.033).The cutoff HBsAg value for predicting virological relapse was 1443IU/L CONCLUSION:We found that the virological relapse rate remained high after antiviral therapy discontinuation in the HBeAg-negative patients and that the post treatment HBsAg levels predicted virological relapse.
