Protective effect of interferon-based antiviral therapy on risk of bipolar disorder in patients with hepatitis C Virus infection: A nationwide longitudinal study

Background: A recent study has shown the beneficial effects of interferon (IFN)-based antiviral therapy (AVT) in reducing the risk of newly diagnosed depression among patients with hepatitis C virus (HCV) infection. But whether IFN-based AVT reduces the risk of bipolar disorder remains unknown. Meth...

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Main Authors: Mu- Hong Chen, Shih- Jen Tsai, Tzeng- Ji Chen
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2022-01-01
Series:Taiwanese Journal of Psychiatry
Subjects:
Online Access:http://www.e-tjp.org/article.asp?issn=1028-3684;year=2022;volume=36;issue=4;spage=182;epage=187;aulast=Chen
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author Mu- Hong Chen
Shih- Jen Tsai
Tzeng- Ji Chen
author_facet Mu- Hong Chen
Shih- Jen Tsai
Tzeng- Ji Chen
author_sort Mu- Hong Chen
collection DOAJ
description Background: A recent study has shown the beneficial effects of interferon (IFN)-based antiviral therapy (AVT) in reducing the risk of newly diagnosed depression among patients with hepatitis C virus (HCV) infection. But whether IFN-based AVT reduces the risk of bipolar disorder remains unknown. Methods: This is a retrospective study based on the Taiwan National Health Insurance Research Database. From enrollment to the end of 2013, 24,240 patients with HCV infection (4473 treated with IFN-based AVT and 19,767 without such treatment) as well as 96,960 age- and sex-matched controls were included in this study. Time-dependent Cox regression models were used to study the differences in risk of newly-diagnosed bipolar disorder between patients being treated with and without IFN-based AVT and the control participants. Results: Patients with HCV infection who had not yet received IFN-based AVT (hazard ratio = 4.86, 95% confidence interval = 1.87–12.66, p = 0.001), but not those who were receiving IFN-based AVT (1.69, 0.94 - 30.50, nonsignificance) and those who completed the IFN-based AVT (1.77, 0.69 - 4.54, nonsignificance), were significantly more to be diagnosed with bipolar disorder compared with the control group. Conclusion: Our study supports the temporal association between HCV infection and subsequent bipolar disorder, further suggesting that the optimal AVT to eradicate HCV may be associated with a reduced risk of incident bipolar disorder later in life.
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spelling doaj.art-2f319f3534c44c3387f6f79b1800c05f2023-01-12T13:42:19ZengWolters Kluwer Medknow PublicationsTaiwanese Journal of Psychiatry1028-36842666-20782022-01-0136418218710.4103/TPSY.TPSY_37_22Protective effect of interferon-based antiviral therapy on risk of bipolar disorder in patients with hepatitis C Virus infection: A nationwide longitudinal studyMu- Hong ChenShih- Jen TsaiTzeng- Ji ChenBackground: A recent study has shown the beneficial effects of interferon (IFN)-based antiviral therapy (AVT) in reducing the risk of newly diagnosed depression among patients with hepatitis C virus (HCV) infection. But whether IFN-based AVT reduces the risk of bipolar disorder remains unknown. Methods: This is a retrospective study based on the Taiwan National Health Insurance Research Database. From enrollment to the end of 2013, 24,240 patients with HCV infection (4473 treated with IFN-based AVT and 19,767 without such treatment) as well as 96,960 age- and sex-matched controls were included in this study. Time-dependent Cox regression models were used to study the differences in risk of newly-diagnosed bipolar disorder between patients being treated with and without IFN-based AVT and the control participants. Results: Patients with HCV infection who had not yet received IFN-based AVT (hazard ratio = 4.86, 95% confidence interval = 1.87–12.66, p = 0.001), but not those who were receiving IFN-based AVT (1.69, 0.94 - 30.50, nonsignificance) and those who completed the IFN-based AVT (1.77, 0.69 - 4.54, nonsignificance), were significantly more to be diagnosed with bipolar disorder compared with the control group. Conclusion: Our study supports the temporal association between HCV infection and subsequent bipolar disorder, further suggesting that the optimal AVT to eradicate HCV may be associated with a reduced risk of incident bipolar disorder later in life.http://www.e-tjp.org/article.asp?issn=1028-3684;year=2022;volume=36;issue=4;spage=182;epage=187;aulast=Chendepressioninflammationtemporal associationthe taiwan national health insurance research database
spellingShingle Mu- Hong Chen
Shih- Jen Tsai
Tzeng- Ji Chen
Protective effect of interferon-based antiviral therapy on risk of bipolar disorder in patients with hepatitis C Virus infection: A nationwide longitudinal study
Taiwanese Journal of Psychiatry
depression
inflammation
temporal association
the taiwan national health insurance research database
title Protective effect of interferon-based antiviral therapy on risk of bipolar disorder in patients with hepatitis C Virus infection: A nationwide longitudinal study
title_full Protective effect of interferon-based antiviral therapy on risk of bipolar disorder in patients with hepatitis C Virus infection: A nationwide longitudinal study
title_fullStr Protective effect of interferon-based antiviral therapy on risk of bipolar disorder in patients with hepatitis C Virus infection: A nationwide longitudinal study
title_full_unstemmed Protective effect of interferon-based antiviral therapy on risk of bipolar disorder in patients with hepatitis C Virus infection: A nationwide longitudinal study
title_short Protective effect of interferon-based antiviral therapy on risk of bipolar disorder in patients with hepatitis C Virus infection: A nationwide longitudinal study
title_sort protective effect of interferon based antiviral therapy on risk of bipolar disorder in patients with hepatitis c virus infection a nationwide longitudinal study
topic depression
inflammation
temporal association
the taiwan national health insurance research database
url http://www.e-tjp.org/article.asp?issn=1028-3684;year=2022;volume=36;issue=4;spage=182;epage=187;aulast=Chen
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