Olga Tymejczyk, MPH

Research Scientist

Olga is a Research Scientist at the ISPH, a doctoral student in epidemiology at the CUNY School of Public Health, and an NIH Fogarty Global Health Fellow with the GHESKIO Centers in Port-au-Prince, Haiti. With training in epidemiology and biostatistical methods, her expertise includes quantitative and qualitative study design, data collection, and analysis of surveillance, service delivery, and survey data in both domestic and lower- and middle-income country settings (primarily Ethiopia, Tanzania, and Haiti). Most recently, Olga has led analyses for the World Health Organization on the impact of expanding antiretroviral treatment (ART) eligibility guidelines on the timeliness of ART initiation across 21 countries and has designed a population-representative household- and individual-level demographic and health survey for an urban slum setting in Haiti. Her subject matter expertise includes HIV, care continuum among HIV and STI co-infected patients, foodborne disease, hypertension, and health in slum settings. She is fluent in Spanish, German, and Polish, and proficient in Portuguese, French, and Ukrainian.

Recent publications:

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Gadisa T, Tymejczyk O, Kulkarni SG, Hoffman S, Lahuerta M, Remien RH, Yigzaw M, Daba S, Elul B, Nash D, Melaku Z. Disclosure History Among Persons Initiating Antiretroviral Treatment at Six HIV Clinics in Oromia, Ethiopia, 2012-2013. AIDS Behav. 2017 Jan;21(1):70-81. doi: 10.1007/s10461-016-1290-4.

Zürcher K, Mooser A, Anderegg N, Tymejczyk O, Couvillon MJ, Nash D, Egger M; IeDEA and MESH consortia. Outcomes of HIV-positive Patients Lost to Follow-up in African Treatment Programs. Trop Med Int Health. 2017 Jan 19. doi: 10.1111/tmi.12843. [Epub ahead of print]

Kulkarni S, Hoffman S, Gadisa T, Melaku Z, Fantehun M, Yigzaw M, El-Sadr W,Remien R, Tymejczyk O, Nash D, Elul B. Identifying Perceived Barriers along the HIV Care Continuum: Findings from Providers, Peer Educators, and Observations of Provider-Patient Interactions in Ethiopia. Journal of the International Association of Providers of AIDS Care. 2016; 15(4):291-300.

Tymejczyk O, Hoffman S, Kulkarni SG, Gadisa T, Lahuerta M, Remien RH, Elul B, El-Sadr W, Melaku Z, Nash D. HIV Care and Treatment Beliefs among Patients Initiating Antiretroviral Treatment (ART) in Oromia, Ethiopia. AIDS and behavior.2016; 20(5):998-1008.

Vo QT, Hoffman S, Nash D, El-Sadr WM, Tymejczyk OA, Gadisa T, Melaku Z, Kulkarni SG, Remien RH, Elul B. Gender Differences and Psychosocial Factors Associated with Quality of Life Among ART Initiators in Oromia, Ethiopia. AIDS and behavior.2016; 20(8):1682-91.

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