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A. Haas · SciRah

Researcher profile · Semantic Scholar

A. Haas

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A. Haas — researcher profile on SciRah

h-index: 22
Works: 76
Citations: 2,288

Most-cited papers

Retention in care under universal Antiretroviral Therapy for HIV Infected Pregnant and Breastfeeding Women (“Option B+”) in Malawi
L. Tenthani, A. Haas, H. Tweya, A. Jahn +11 more
2014AIDS (London)382 citations Open access
Semantic Scholar
Retention in care during the first 3 years of antiretroviral therapy for women in Malawi’s Option B+ programme: an observational cohort study
A. Haas, L. Tenthani, M. Msukwa, K. Tal +6 more
2016The Lancet HIV169 citations Open access
Semantic Scholar
Mental health of migrants with pre-migration exposure to armed conflict: a systematic review and meta-analysis.
Cristina Mesa-Vieira, A. Haas, Diana Buitrago-García, Z. M. Roa-Díaz +11 more
2022Lancet Public Health161 citations Open access
Semantic Scholar
Adherence to Antiretroviral Therapy During and After Pregnancy: Cohort Study on Women Receiving Care in Malawi's Option B+ Program
A. Haas, M. Msukwa, M. Egger, L. Tenthani +11 more
2016Clinical Infectious Diseases160 citations Open access
Semantic Scholar
Retention and mortality on antiretroviral therapy in sub‐Saharan Africa: collaborative analyses of HIV treatment programmes
A. Haas, E. Zaniewski, N. Anderegg, N. Ford +12 more
2018Journal of the International AIDS Society126 citations Open access
Semantic Scholar
Monitoring and Switching of First-line Antiretroviral Therapy in sub-Saharan Africa: Collaborative Analysis of Adult Treatment Cohorts
A. Haas, O. Keiser, É. Balestre, Steven A Brown +13 more
2015The Lancet HIV113 citations Open access
Semantic Scholar
The Impact of the COVID-19 Pandemic and Associated Control Measures on the Mental Health of the General Population
G. Salanti, N. Peter, T. Tonia, A. Holloway +68 more
2022Annals of Internal Medicine91 citations Open access
Semantic Scholar
Outcomes of Patients Lost to Follow-up in African Antiretroviral Therapy Programs: Individual Patient Data Meta-analysis
Frédérique Chammartin, Kathrin Zürcher, O. Keiser, R. Weigel +13 more
2018Clinical Infectious Diseases89 citations Open access
Semantic Scholar
HIV testing among pregnant women who attend antenatal care in Malawi
L. Tenthani, A. Haas, Matthias Egger, J. V. van Oosterhout +6 more
2015Journal of Acquired Immune Deficiency Syndromes86 citations Open access
Semantic Scholar
Estimating the need of second-line antiretroviral therapy in adults in sub-Saharan Africa up to 2030: a mathematical model
J. Estill, N. Ford, L. Salazar-Vizcaya, A. Haas +3 more
2016The Lancet HIV76 citations Open access
Semantic Scholar
Mental Health, ART Adherence, and Viral Suppression Among Adolescents and Adults Living with HIV in South Africa: A Cohort Study
A. Haas, R. Lienhard, C. Didden, M. Cornell +13 more
2023Aids and Behavior68 citations Open access
Semantic Scholar
Mental health, substance use and viral suppression in adolescents receiving ART at a paediatric HIV clinic in South Africa
A. Haas, Karl-Günter Technau, S. Pahad, K. Braithwaite +8 more
2020Journal of the International AIDS Society62 citations Open access
Semantic Scholar
Where do HIV-infected adolescents go after transfer? – Tracking transition/transfer of HIV-infected adolescents using linkage of cohort data to a health information system platform
M. Davies, P. Tsondai, N. Tiffin, B. Eley +9 more
2017Journal of the International AIDS Society58 citations Open access
Semantic Scholar
Prevalence of nonsuppressed viral load and associated factors among HIV‐positive adults receiving antiretroviral therapy in Eswatini, Lesotho, Malawi, Zambia and Zimbabwe (2015 to 2017): results from population‐based nationally representative surveys
A. Haas, E. Radin, Avi J. Hakim, A. Jahn +26 more
2020Journal of the International AIDS Society54 citations Open access
Semantic Scholar
Screening and management of mental health and substance use disorders in HIV treatment settings in low‐ and middle‐income countries within the global IeDEA consortium
A. Parcesepe, C. Mugglin, F. Nalugoda, C. Bernard +7 more
2018Journal of the International AIDS Society52 citations Open access
Semantic Scholar
Excess mortality associated with mental illness in people living with HIV in Cape Town, South Africa: a cohort study using linked electronic health records
A. Haas, Y. Ruffieux, L. L. van den Heuvel, C. Lund +9 more
2020Lancet Global Health44 citations Open access
Semantic Scholar
Monitoring and Switching of First-line Antiretroviral Therapy in sub-Saharan Africa: Collaborative Analysis of Adult Treatment Cohorts
A. Haas, O. Keiser, É. Balestre, S. Brown +14 more
201542 citations
Semantic Scholar
HIV transmission and retention in care among HIV-exposed children enrolled in Malawi’s prevention of mother-to-child transmission programme
A. Haas, J. V. van Oosterhout, L. Tenthani, A. Jahn +9 more
2017Journal of the International AIDS Society31 citations Open access
Semantic Scholar
Outcomes of infants starting antiretroviral therapy in Southern Africa, 2004-2012
M. Porter, M. Davies, M. Mapani, H. Rabie +11 more
2015Journal of Acquired Immune Deficiency Syndromes31 citations Open access
Semantic Scholar
The treatment gap for mental disorders in adults enrolled in HIV treatment programmes in South Africa: a cohort study using linked electronic health records
Y. Ruffieux, O. Efthimiou, L. L. van den Heuvel, J. Joska +11 more
2020Epidemiology and Psychiatric Sciences24 citations Open access
Semantic Scholar
Integrase strand-transfer inhibitor use and cardiovascular events in adults with HIV: An emulation of target trials in the HIV-CAUSAL and ART-CC Collaborations
Sophia M. Rein, Sara Lodi, R. Logan, G. Touloumi +26 more
2023The Lancet HIV23 citations Open access
Semantic Scholar
Incidence of switching to second-line antiretroviral therapy and associated factors in children with HIV: an international cohort collaboration
I. Collins, K. Wools-Kaloustian, R. Goodall, Colette Smith +71 more
2019The Lancet HIV22 citations Open access
Semantic Scholar
Long-term retention on antiretroviral therapy among infants, children, adolescents and adults in Malawi: A cohort study
C. Mugglin, A. Haas, J. V. van Oosterhout, M. Msukwa +4 more
2019PLoS ONE22 citations Open access
Semantic Scholar
Sex‐based differences in antiretroviral therapy initiation, switching and treatment interruptions: global overview from the International Epidemiologic Databases to Evaluate AIDS (IeDEA)
M. Giles, Amit C. Achhra, A. Abraham, A. Haas +10 more
2018Journal of the International AIDS Society21 citations Open access
Semantic Scholar
Availability of screening and treatment for common mental disorders in HIV clinic settings: data from the global International epidemiology Databases to Evaluate AIDS (IeDEA) Consortium, 2016–2017 and 2020
A. Parcesepe, M. Stockton, Molly Remch, C. Wester +16 more
2023Journal of the International AIDS Society20 citations Open access
Semantic Scholar
Prevalence of and factors associated with late diagnosis of HIV in Malawi, Zambia, and Zimbabwe: Results from population-based nationally representative surveys
A. Haas, E. Radin, S. Birhanu, A. Low +21 more
2022PLOS Global Public Health18 citations Open access
Semantic Scholar
Viral load versus CD4 monitoring and 5-year outcomes of ART in HIV-positive children in Southern Africa: cohort-based modelling study
L. Salazar-Vizcaya, O. Keiser, Karl-Günter Technau, M. Davies +10 more
2014AIDS (London)18 citations Open access
Semantic Scholar
Comparative cost-effectiveness of Option B+ for prevention of mother to child transmission of HIV in Malawi: Mathematical modelling study
H. Tweya, O. Keiser, A. Haas, L. Tenthani +3 more
2016AIDS (London)15 citations Open access
Semantic Scholar
Changes in the prevalence of mental health problems during the first year of the pandemic: a systematic review and dose-response meta-analysis
G. Salanti, N. Peter, T. Tonia, A. Holloway +16 more
2024BMJ Mental Health14 citations Open access
Semantic Scholar
The effect of the COVID-19 lockdown on mental health care use in South Africa: an interrupted time-series analysis
A. Wettstein, M. Tlali, J. Joska, M. Cornell +9 more
2022Epidemiology and Psychiatric Sciences14 citations Open access
Semantic Scholar
Growth and CD4 patterns of adolescents living with perinatally acquired HIV worldwide, a CIPHER cohort collaboration analysis
J. Jesson, S. Crichton, Matteo Quartagno, M. Yotebieng +73 more
2022Journal of the International AIDS Society13 citations Open access
Semantic Scholar
Cancer treatment and survival among cervical cancer patients living with or without HIV in South Africa
Y. Turdo, Y. Ruffieux, T. Boshomane, Hannes Mouton +5 more
2022Gynecologic Oncology Reports12 citations Open access
Semantic Scholar
Diagnosis and treatment of opioid-related disorders in a South African private sector medical insurance scheme: a cohort study
M. Tlali, A. Scheibe, Y. Ruffieux, M. Cornell +6 more
2022The International journal on drug policy12 citations Open access
Semantic Scholar
"I found that I was well and strong": Women’s motivations for remaining on ART under Option B+ in Malawi
N. Phiri, A. Haas, M. Msukwa, L. Tenthani +2 more
2018PLoS ONE12 citations Open access
Semantic Scholar
Effect of the Friendship Bench Intervention on Antiretroviral Therapy Outcomes and Mental Health Symptoms in Rural Zimbabwe
A. Haas, C. Kunzekwenyika, J. Manzero, S. Hossmann +7 more
2023JAMA Network Open11 citations Open access
Semantic Scholar
Same-day ART initiation as a predictor of loss to follow-up and viral suppression among people living with HIV in sub-Saharan Africa.
Jonathan Ross, E. Brazier, G. Fatti, A. Jaquet +8 more
2022Clinical Infectious Diseases11 citations Open access
Semantic Scholar
Life years lost associated with mental illness: A cohort study of beneficiaries of a South African medical insurance scheme
Y. Ruffieux, A. Wettstein, G. Maartens, N. Folb +10 more
2023Journal of Affective Disorders10 citations Open access
Semantic Scholar
Authorship inequalities in global health research: the IeDEA Southern Africa collaboration
V. Skrivankova, S. Hossmann, M. Cornell, M. Ballif +12 more
2023BMJ Global Health10 citations Open access
Semantic Scholar
Virologic non‐suppression and early loss to follow up among pregnant and non‐pregnant adolescents aged 15–19 years initiating antiretroviral therapy in South Africa: a retrospective cohort study
P. Nyakato, M. Schomaker, G. Fatti, F. Tanser +7 more
2022Journal of the International AIDS Society9 citations Open access
Semantic Scholar
Mental health, substance use and viral load suppression in adolescents receiving ART at a large paediatric HIV clinic in South Africa
A. Haas, Karl-Günter Technau, S. Pahad, K. Braithwaite +8 more
2020medRxiv9 citations Open access
Semantic Scholar
Cervical pre-cancer and cancer incidence among insured women with and without HIV in South Africa
Nathalie Verónica Fernández Villalobos, Y. Ruffieux, A. Haas, C. Chinogurei +6 more
2023International Journal of Cancer8 citations Open access
Semantic Scholar
Symptoms of common mental disorders and adherence to antiretroviral therapy among adults living with HIV in rural Zimbabwe: a cross-sectional study
A. Haas, C. Kunzekwenyika, S. Hossmann, J. Manzero +9 more
2021BMJ Open8 citations Open access
Semantic Scholar
Patterns of caesarean section in HIV infected and non-infected women in Malawi: is caesarean section used for PMTCT?
L. Tenthani, J. V. van Oosterhout, A. Haas, M. Msukwa +6 more
2018BMC Pregnancy and Childbirth8 citations Open access
Semantic Scholar
Effect of antiretroviral therapy care interruptions on mortality in children living with HIV: cohort study from Southern Africa
C. Davies, L. Johnson, S. Sawry, C. Chimbetete +14 more
2022AIDS (London)7 citations Open access
Semantic Scholar
Outcomes of second‐line antiretroviral therapy among children living with HIV: a global cohort analysis
Kunjal Patel, Colette Smith, I. Collins, R. Goodall +71 more
2020Journal of the International AIDS Society7 citations Open access
Semantic Scholar
Incidence and prognostic factors of self-harm and subsequent unnatural death in South Africa: A cohort study
V. Skrivankova, Stephan Rabie, M. Tlali, N. Folb +11 more
2025PLoS Medicine6 citations Open access
Semantic Scholar
Post-traumatic stress disorder as a risk factor for major adverse cardiovascular events: a cohort study of a South African medical insurance scheme
Cristina Mesa-Vieira, C. Didden, Michael Schomaker, J. Mouton +9 more
2024Epidemiology and Psychiatric Sciences6 citations Open access
Semantic Scholar
Effect of the Friendship Bench intervention on antiretroviral therapy outcomes and mental health symptoms in rural Zimbabwe: A cluster randomized trial
A. Haas, C. Kunzekwenyika, J. Manzero, S. Hossmann +8 more
2023medRxiv6 citations Open access
Semantic Scholar
Weight gain of HIV-exposed, uninfected children born before and after introduction of the “Option B+” programme in Malawi
M. Msukwa, J. Estill, A. Haas, J. V. van Oosterhout +8 more
2018AIDS (London)6 citations Open access
Semantic Scholar
8th IAS Conference on HIV Pathogenesis, Treatment & Prevention 19–22 July 2015, Vancouver, Canada
Kelly A. Metcalf Pate, Christopher W. Pohlmeyer, Victoria Walker-Sperling, J. Foote +496 more
2015Journal of the International AIDS Society5 citations Open access
Semantic Scholar

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M. Egger×15
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M. Cornell×12
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J. V. van Oosterhout×9

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F. Chimbwandira×8

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K. Tal — researcher profile on SciRah

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Y. Ruffieux — researcher profile on SciRah