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Omar Galarraga

Brown University

United States

Has grant

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Research Interests

Health Communication

60%

Health Economics

100%

Hiv

60%

Integrated Care

30%

Healthcare Delivery

20%

Randomized Controlled Trial

20%

Choice Experiment

20%

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Recent Grants

Grant: Close

Empirical testing of a widely available insurance-based monetary incentive program for exercise: A randomized trial

Open Date: 2021-07-01

Close Date: 2026-06-01

Grant: Close

Impact of Prescription Caps on Health Outcomes in People Infected with HIV

Open Date: 2020-08-01

Close Date: 2025-05-31

Grant: Close

Harambee: Integrated Community-Based HIV/NCD Care & Microfinance Groups in Kenya

Open Date: 2019-07-05

Close Date: 2024-04-30

Grant: Close

HARAMBEE: INTEGRATED COMMUNITY-BASED HIV/NCD CARE & MICROFINANCE GROUPS IN KENYA

Open Date: 2019-07-01

Close Date: 2024-06-01

Grant: Close

PrEP Seguro: Antiretrovial-based HIV prevention among men at high risk in Mexico

Open Date: 2017-08-18

Close Date: 2020-06-30

Articles21

Incentivizing Adherence to Gender-Affirming PrEP Programs: A Stated Preference Discrete-Choice Experiment among Transgender and Gender Nonbinary Adults

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Year:

2025

Cost-Effectiveness of Using Conditional Economic Incentives to Improve Pre-exposure Prophylaxis Adherence Among Male Sex Workers

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Year:

2025

Cost-effectiveness of differentiated care models that incorporate economic strengthening for HIV antiretroviral therapy adherence: a systematic review

Article Link

Year:

2024

Gaussian process emulation to improve efficiency of computationally intensive multidisease models: a practical tutorial with adaptable R code

Article Link

Year:

2024

Incentivizing adherence to pre-exposure prophylaxis for HIV prevention: a randomized pilot trial among male sex workers in Mexico

Article Link

Year:

2024

Financial incentive interventions for smoking cessation among Chinese smokers: study protocol for a cluster randomised controlled trial

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Year:

2024

Using stated preference methods to design gender-affirming long-acting PrEP programs for transgender and nonbinary adults

Article Link

Year:

2024

Promoting Influenza Vaccination Uptake Among Chinese Older Adults Based on Information–Motivation–Behavioral Skills Model and Conditional Economic Incentive: Protocol for Randomized Controlled Trial

Article Link

Year:

2024

Predictors of PrEP awareness, PrEP discussion and interest in long‐acting injectable PrEP among Filipina transfeminine adults

Article Link

Year:

2023

We must invest in behavioural economics for the HIV response

Article Link

Year:

2023

Incentivizing COVID-19 vaccination among racial/ethnic minority adults in the United States: $209 per dose could convince the hesitant

Article Link

Year:

2023

Better Together: acceptability, feasibility and preliminary impact of chronic illness peer support groups for South African adolescents and young adults

Article Link

Year:

2023

Identifying patient preferences for diabetes care: A protocol for implementing a discrete choice experiment in Samoa

Article Link

Year:

2023

Barriers and facilitators to scaling up access to HIV pre-exposure prophylaxis among key populations: A qualitative study of the incentive-based PrEP Seguro program in Mexico

Article Link

Year:

2023

Incorporating respondent-driven sampling into web-based discrete choice experiments: preferences for COVID-19 mitigation measures

Article Link

Year:

2022

Cost Utility of Supporting Family-Based Care to Prevent HIV and Deaths among Orphaned and Separated Children in East Africa: A Markov Model–Based Simulation

Article Link

Year:

2022

Continuity of Care is Associated with Higher Appointment Adherence Among HIV Patients in Low Clinician-to-Patient Ratio Facilities in Western Kenya.

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Year:

2022

Impacts of community-based care program on health care utilization and cost.

Article Link

Year:

2022

Impact of an enhanced patient care (EPC) intervention on viral suppression among patients living with HIV in Kenya.

Article Link

Year:

2022

Multivariable prediction models for health care spending using machine learning: a protocol of a systematic review.

Article Link

Year:

2022

The Impact of Different Parental Figures of Adolescents Living With HIV: An Evaluation of Family Structures, Perceived HIV Related Stigma, and Opportunities for Social Support.

Article Link

Year:

2022

Collaborators7

Arjee Restar

University of Washington

UNITED STATES

Olivia Sison

UNITED STATES

Stavroula Chrysanthopoulou

Assistant Professor

Brown University

UNITED STATES

Don Operario

Brown University School of Public Health

UNITED STATES

Jeffrey Allen Wickersham

Assistant Professor

Yale University School of Medicine

UNITED STATES

Sandra I. McCoy

University of California

UNITED STATES

Marta G. Wilson-Barthes

Brown University School of Public Health

UNITED STATES

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