Adherence 2020 Virtual is sponsored by the International Association of Providers of AIDS Care (IAPAC). The 2020 conference’s Co-Chairs are Catherine Orrell, MBChB, MSc, MMed (Desmond Tutu HIV Center, Cape Town, South Africa) and Robert Remien, PhD (Columbia University, New York, NY, USA). The conference Track Chairs:

  • Treatment Adherence – Jane M. Simoni, PhD (University of Washington, Seattle, WA, USA) and Shaun Watson, RN (National HIV Nursing Association, London, UK)
  • Biomedical Prevention – Faith Kiruthi (Nairobi City County Health Services, Nairobi, Kenya) and Jean-Jacques Parienti, MD, PhD (Centre Hospitalier Universitaire de Caen, Caen, France)
  • Community Engagement – Erika Castellanos (Global Actions for Trans Equality, Amsterdam, Netherlands) and Venton Hill-Jones, MSc (Southern Black Policy and Advocacy Network, Dallas, TX, USA)
  • Continuum of Care – Beatriz Grinsztejn, MD, PhD (Fiocruz, Rio de Janeiro, Brazil) and Jason Halperin, MD, MPH (CrescentCare, New Orleans, LA, USA)
  • Implementation Science – Elvin Geng, MD, MPH (Washington University in St. Louis, MO, USA) and Saiqa Mullick, PhD (Wits RHI, Johannesburg, South Africa

Following are conference presentations. The conference organizers request that any use of these presentations should include citations to both their presenting authors and relevant conference information (e.g., 15th International Conference on HIV Treatment and Prevention Adherence Virtual, November 2-3, 2020).

Adherence 2020 Virtual was made possible through commercial sponsorships and educational grants from Gilead Sciences, Merck & Co., Janssen Therapeutics, and ViiV Healthcare.


Opening Remarks: Welcome to Adherence 2020
Catherine Orrell and Robert Remien

Keynote Address: Universal Test-and-Connect: Defining the Calculus for Success
Shannon Hader


Moderators: Faith Kiruthi and Jean-Jacques Parienti

Differentiated PrEP: Who Should be Prescribing?
Carol Ngunu-Gituathi

Optimizing the PrEP Continuum: Solutions for Low PrEP Uptake
Medhi Karkouri

PrEP Retention: What Are the Challenges? How Can They Be Overcome?
Latesha Elopre


Moderator: Jane Simoni

Long-Acting ART: What Is on the Horizon? Are We Ready?
Ethel D. Weld

Intentional ART Non-Adherence: How Can Providers Respond?
Elizabeth Foote

U=U: A Motivational Message for HIV Treatment Adherence
William Matovu

Three Top-Rated Abstracts

Moderator: Catherine Orrell

Predictors of PrEP Adherence Among Men Who Have Sex with Men in Amsterdam, The Netherlands
Mark van den Elshout

Pilot Randomized Controlled Trial of an Intervention to Improve Coping with Stigma, Reduce Medical Mistrust, and Increase Antiretroviral Therapy Adherence among HIV-Positive Latinx Sexual Minority Men
Laura Bogart

Microfinance Participation is Associated with Retention in HIV Care among People Living with HIV in Western Kenya
Becky Genberg

Mario S. Cooper Memorial Colloquium
Hidden HIV Epidemics: Keeping Pace with the Growing Speed and Diversity of Migration
Moderator: Jorge Saavedra
Thomas Donohoe
Liliana Andrade Forero
Sasha Lozano
Iegor Trieshchov

TUESDAY, NOVEMBER 3, 2020               

Gary S. Reiter and Andrew Kaplan Memorial Lecture
Beyond Viral Suppression: Providing Long-Term Holistic Care for PLHIV
Till Bärnighausen


Moderator: Erika Castellanos

Resource Allocation: The Importance of Investing in the Community’s HIV Response
Cathy Ferrier

Community-Led Research: The Role of Communities in Successful Biomedical HIV Research
Asa Radix

Communities as Pathfinders in Humanitarian Emergencies Disrupting HIV Responses
Mary Ann Torres


Moderator: Meredith Clement

Making HIV Universal Test-and-Treat a Reality to Achieve SDG 3.3
Aadia Rana

Optimizing the Care Continuum for PLHIV with Opioid Use Disorders
Frederick L. Altice

Integrating Reproductive Health into the HIV Care Continuum: Why Is It Important?
Lee Fairlie


Moderators: Elvin Geng and Saiqa Mullick

Novel Prevention Technologies: Lessons Learned and a Glance at the Horizon
Ariane van der Straten

Service Delivery: The Evolution and Impact of Innovative HIV Care Models
Julie Dombrowski

TasP 2020: Rethinking Strategies and Tactics for Implementation
Delivette Castor


Moderator: Robert H. Remien

Patients’ and Providers’ Preferences for Evidence-based and Scaleable Interventions: Sequential Explorations Among Key Stakeholders on the Best Ways to Support High-risk Individuals on HIV Treatment
Allen Gifford

Feasibility and Acceptability of an eHealth Intervention for ART Adherence in People Who Use Substances
Karen Ingersoll

Exploring Modifiable Factors to Explain Racial Disparities in Viral Suppression Among Men Who have Sex with Men Living with HIV
Justin Knox

Longitudinal PrEP Outcomes at a Freestanding Sexual Health Clinic in Texas: A Model for Engaging Sexual and Gender Minority Populations in the U.S. South in HIV Prevention
Alexander Lankowski

Closing Remarks
Catherine Orrell and Robert H. Remien


15-Year Anniversary Panel
Glancing Back, Moving Forward: Perspectives on 15 Years of Innovation and Going the Extra Mile
Moderator: José M. Zuniga
K. Rivet Amico
Erika Castellanos
Jean Nachega
Midnight Poonkasetwattana


HIV Treatment Adherence Interventions: A Cycle of Evolution and Change
Moderator: Jane Simoni
Jessica Haberer
Jean Nachega

Exploring Challenges and Opportunities for Delivering PrEP in Women
Moderator: Faith Kiruthi
K. Rivet Amico
Mercy Kamau

Adolescents and HIV: Opportunities to Close Gaps with Implementation Research
Ines Dourado
Nicolette Naidoo

#LeftBehind: Recognizing and Acknowledging the Faces of the 10-10-10 in 2020
Moderator: Erika Castellanos
Joyce Amondi Ouma
Arianna Lint
Dinah Riquet de Bons
Justin Smith


Fast-Track Cities: Opportunities for Implementation Science
Moderator: Elvin Geng
Carolyn Audet
Sarah Braunstein
Maggie Czarnogorski



111 Biomedical Prevention for Women: Implementing public health detailing to promote PrEP and PEP for women in NYC
Amanda Wahnich

110 Same-day PrEP start in cis-women living in HIV high incidence areas presenting to the Emergency Department with acute STI concerns
Aniruddha Hazra

109 Preliminary cost-benefit analysis of routine objective adherence monitoring for PrEP
Elijah Kahn-Woods

114 We Got the TWEET: Retaining Transgender Women in PrEP Care
Isolde Butler

106 Moving From Uptake to Engagement: Understanding Persistence in Comprehensive HIV Prevention Care
Jason Zucker

108 Pilot Test of an Intervention to Increase PrEP Prescription by Primary Care Providers
Jennifer Walsh

113 Characterizing Open-Label PrEP Adherence: A Systematic Review
Jessica Crawford

107 Impact of Homophobia and Racism on Comfort Receiving PrEP at Various Locations among Black MSM in the South
Kayla Haubrick

105 Pills, injections, rings or implants? Preferences of young PrEP-experienced African women for HIV prevention
Kenneth Ngure

116 High PrEP uptake and adherence among HIV-exposed Ugandan women with personal or partner plans for pregnancy in Uganda
Lynn Matthews

115 A Mystery Shopper Assessment of Quality of PrEP Services for Adolescent Girls and Young Women in Kenya
Pamela Kohler

112 Structural and social factors are key barriers to PrEP uptake and adherence among adolescent girls and young women in Johannesburg, South Africa
Sheree Schwartz


125 Using Intervention Mapping methodology to inform an HIV linkage intervention in a  refugee settlement in rural Uganda
Kelli O’Laughlin

126 Social contracting to ensure the sustainability of services
Yurii Romashko


119 HIV/Hepatitis C Co-infection Eradication Initiative in an Academic Outpatient ID Practice
Helen Koenig

121 Opt-out HIV testing in Emergency Department relies on effective electronic medical record prompts, provider buy-in, and dedicated staff follow-up
Jessica Schmitt and Kimberly Stanford

120 Continuity in care is associated with higher appointment adherence among HIV patients in western Kenya
Juddy Wachira

123 Understanding repeat positive testing in the care cascade in South Africa
Maria Nardell

124 Outcomes of Using Social Media and Mobile Technology Interventions for Engagement in HIV Care and Viral Suppression among Racial/Ethnic Sexual and Gender Minority Youth and Young Adults Living with HIV
Ronald Brooks

122 Women’s Perspective on the Barriers and Facilitators of Effective Patient-Provider Communication about Pre-Exposure Prophylaxis (PrEP)
Victoria Frye


134 Provider perspectives on barriers and solutions to providing comprehensive HIV prevention in pediatric primary care
Danielle Petsis

135 Trends in PrEP Adherence by Demographic in Real-World Health Department Setting
Elijah Kahn-Woods

133 Assessing the Acceptability and Feasibility of Real-Time Long-Term Adherence Monitoring of HIV Pre-Exposure Prophylaxis (PrEP) Use among Young Women in Kenya
Eric Sedah

129 Getting to Zero for 90-90-90
Jason Farley

130 Enhancing Implementation Support for PositiveLinks Using the Consolidated Framework for Implementation Research
Julie Schexnayder

136 Client perspectives on the relative advantages of pharmacy-based versus facility-based PrEP delivery in Kenya
Katrina Ortblad

139 Learning from Early Adopters: Provider Perspectives on Optimizing the Implementation of RAPID Linkage and Antiretroviral Therapy
Kimberly Koester

128 Assessing the health outcomes of the Food Access Pilot Project: an evaluation of a novel, medically appropriate food support program for people living with HIV in rural California counties
Linda Yu

131 Impact of PrEP Education in Women Receiving Family Planning Services
Linden Lalley-Chareczko

132 Incident HIV infection among pregnant women in the South African 2017 Antenatal Survey: assay-based incidence measurement
Selamawit Woldesenbet

137 Feasibility and acceptability of pharmacy-based PrEP delivery in Kenya
Stephanie Roche


103 Closing the 3rd 90 gap: A 5-year (2013-2017) retrospective analysis of Viral Load Suppression among people living with HIV on antiretroviral treatment in Nigeria
Rose Aguolu

101 Reasons for attrition from antiretroviral treatment among people living with HIV at one year after treatment initiation in Nigeria: A 5 year (2013-2017) retrospective cohort study
Rose Aguolu

102 Health care workers’ perspectives on the factors responsible for Loss to Follow-up among ART Clients: A qualitative study in twenty-two Global Fund supported health facilities in Nigeria
Rose Aguolu

99 Utility and acceptability of a point-of-care urine tenofovir test for adherence to HIV pre-exposure prophylaxis and antiretroviral therapy: a qualitative assessment among U.S. clients and providers
Ashley Bardon

97 Tenofovir Diphosphate in Dried Blood Spots is Associated with non-ART Medication Complexity in Persons Living with HIV
Austin Saderup

93 Perceptions of data sharing and privacy surrounding digital pills for HIV prevention in HIV-negative MSM who use substances
Georgia Goodman 

100 Digital Health Feedback System with Text Message Reminders to Provide Real-Time Monitoring and Enhanced Adherence to Antiretroviral Therapy (ART)
Honghu Liu

91 Evaluation of an Adolescent-Friendly Service Package in Nigerian Military Health Facilities to Improve HIV Viral Load Suppression
Ismail Lawal

92 Improving Viral Load Suppression among Youth in the Nigeria Ministry of Defence HIV Program
Ismail Lawal

98 The MOCT Study: Implementation of a mHealth Strategy to Increase Linkage to and Engagement in HIV Care Among People with Tuberculosis and Substance Use in Irkutsk, Siberia
Jacqueline Hodges

96 User feedback on ingestion sensor technology to support treatment adherence in persons using PrEP
Sara H. Browne

90 Identifying Patterns of Housing and Household Characteristics among Women Living with HIV in Florida 2017 and its impact on Sustained Viral Suppression using Latent Class Analysis
Sofia Fernandez

94 Factors Associated with ART Adherence among Older People Living with HIV
Theoren Loo

95 Concordance of self-reported and lab-based viral load and CD4 count and associations with self-reported stigma experiences among urban-dwelling MSM living with HIV
Victoria Frye


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