Subgroup differences in response to 8 weeks of ledipasvir/sofosbuvir for chronic hepatitis C

Thomas R. O'Brien, Krystle A. Lang Kuhs, Ruth M. Pfeiffer

Research output: Contribution to journalArticlepeer-review

50 Scopus citations

Abstract

Treatment of hepatitis C virus (HCV) infection with ledipasvir/ sofosbuvir promises tremendous benefits, but high cost may impede implementation of this regimen. Subgroups with excellent response to 8 weeks of treatment might respond to a shorter course. In ION-3, 423 previously untreated HCV genotype 1-infected patients without cirrhosis had outcome data after receiving ledipasvir/sofosbuvir for 8 weeks. After reanalyzing published ION-3 data, we found that sustained virologic response (SVR) rates varied significantly by gender (P = .002) and rs12979860 genotype (Ptrend = .03), exceeding 98% in women and rs12979860-CC individuals. The very high SVR rates in these subgroups suggest that these factors might be considered in selecting patients to receive 8 weeks of ledipasvir/sofosbuvir and support shorter trials of this regimen in selected patients.

Original languageEnglish
JournalOpen Forum Infectious Diseases
Volume1
Issue number3
DOIs
StatePublished - Dec 1 2014

Bibliographical note

Publisher Copyright:
© The Author 2014.

Funding

This research was supported by the Intramural Research Program of the National Institutes of Health (National Cancer Institute, Division of Cancer Epidemiology and Genetics).

FundersFunder number
National Institutes of Health (NIH)
National Childhood Cancer Registry – National Cancer Institute
National Cancer Institute Division of Cancer Epidemiology and Genetics

    Keywords

    • Clinical trial
    • Cost-effectiveness
    • Direct-acting antiviral agents
    • Gender
    • Hepatitis C virus
    • IFNL4

    ASJC Scopus subject areas

    • Oncology
    • Clinical Neurology

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