HHS Public Access Author manuscript Author Manuscript

J Int Assoc Provid AIDS Care. Author manuscript; available in PMC 2016 November 01. Published in final edited form as: J Int Assoc Provid AIDS Care. 2015 ; 14(6): 536–543. doi:10.1177/2325957415600799.

HIV Viral Load Monitoring Frequency and Risk of Treatment Failure among Immunologically Stable HIV-Infected Patients Prescribed Combination Antiretroviral Therapy Benjamin Young, MD, PhD1,2, Rachel L. D. Hart, MS3, Kate Buchacz, PhD4, Mia Scott1, Frank Palella, MD5, John T. Brooks, MD4, and for the HIV Outpatient Study (HOPS)

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1APEX

Family Medicine, Denver, CO, USA

2International 3Cerner

Association of Providers of AIDS Care, Washington, DC, USA

Corporation, Kansas City, MO, USA

4Division

of HIV/AIDS Prevention, Center for Disease Control and Prevention, Atlanta, GA, USA

5Feinberg

School of Medicine, Northwestern University, Chicago, IL, USA

Abstract

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The authors sought to assess whether viral load (VL) monitoring frequency was associated with differential rates of virologic failure (VF) among HIV Outpatient Study (HOPS) participants seen during 1999 to 2013, who had maintained VL