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Browsing by Author "Keiser, Olivia"

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The cost-effectiveness of monitoring strategies for antiretroviral therapy of HIV infected patients in resource-limited settings: software tool

Author: Estill, Janne ; Salazar-Vizcaya, Luisa ; Blaser, Nello ; Egger, Matthias ; Keiser, Olivia Date: 2015 BACKGROUND: The cost-effectiveness of routine viral load (VL) monitoring of HIV-infected patients on antiretroviral therapy (ART) depends on various factors that differ between settings and across time. Low-cost point-of-care (POC) tests for ... Read more c b
Estimating loss to follow-up in HIV-infected patients on antiretroviral therapy: the effect of the competing risk of death in Zambia and Switzerland

Author: Schöni-Affolter, Franziska ; Keiser, Olivia ; Mwango, Albert ; Stringer, Jeffrey ; Ledergerber, Bruno ; Mulenga, Lloyd ; Bucher, Heiner C ; Westfall, Andrew O ; Calmy, Alexandra ; Boulle, Andrew ; Chintu, Namwinga ; Egger, Matthias ; Chi, Benjamin H Date: 2011 BACKGROUND: Loss to follow-up (LTFU) is common in antiretroviral therapy (ART) programmes. Mortality is a competing risk (CR) for LTFU; however, it is often overlooked in cohort analyses. We examined how the CR of death affected LTFU estimates ... Read more c b
Growth of HIV-exposed uninfected infants in the first 6 months of life in South Africa: The IeDEA-SA collaboration

Author: Morden, Erna ; Technau, Karl-Günter ; Giddy, Janet ; Maxwell, Nicola ; Keiser, Olivia ; Davies, Mary-Ann Date: 2016 BACKGROUND: HIV-exposed uninfected (HEU) infants are a growing population in sub-Saharan Africa especially with the increasing coverage of more effective prevention of mother-to-child transmission (PMTCT) antiretroviral therapy regimens. This ... Read more c b
Long-term immunologic response to antiretroviral therapy in low-income countries: a collaborative analysis of prospective studies

Author: Nash, Denis ; Katyal, Monica ; Brinkhof, Martin W G ; Keiser, Olivia ; May, Margaret ; Hughes, Rachael ; Dabis, Francois ; Wood, Robin ; Sprinz, Eduardo ; Schechter, Mauro ; Egger, Matthias Date: 2008 Background: Few data are available on the long-term immunologic response to ART in resource-limited settings, where antiretroviral therapy (ART) is being scaled up using a public health approach, with a limited repertoire of drugs. Objectives: ... Read more
Mortality in patients with HIV-1 infection starting antiretroviral therapy in South Africa, Europe, or North America: a collaborative analysis of prospective studies

Author: Boulle, Andrew ; Schomaker, Michael ; May, Margaret T ; Hogg, Robert S ; Shepherd, Bryan E ; Monge, Susana ; Keiser, Olivia ; Lampe, Fiona C ; Giddy, Janet ; Ndirangu, James Date: 2014 Analyzing survival in HIV treatment cohorts, Andrew Boulle and colleagues find mortality rates in South Africa comparable to or better than those in North America by 4 years after starting antiretroviral therapy. Please see later in the article ... Read more c b
Public-health and individual approaches to antiretroviral therapy: township South Africa and Switzerland compared

Author: Keiser, Olivia ; Orrell, Catherine ; Egger, Matthias ; Wood, Robin ; Brinkhof, Martin W G ; Furrer, Hansjakob ; vCutsem, Gilles ; Ledergerber, Bruno ; Boulle, Andrew ; (IeDEA-SA), for the Swiss HIV Cohort Study (SHCS) and the International Epidemiologic Databases Date: 2008 Comparing HIV treatment in Switzerland, where drug selection is individualized, and South Africa, where a programmatic approach is used, Matthias Egger and colleagues find similar virologic outcomes over two years. Read more c b
Retention in care of HIV-infected children from HIV test to start of antiretroviral therapy: systematic review

Author: Mugglin, Catrina ; Wandeler, Gilles ; Estill, Janne ; Egger, Matthias ; Bender, Nicole ; Davies, Mary-Ann ; Keiser, Olivia Date: 2013 BACKGROUND: In adults it is well documented that there are substantial losses to the programme between HIV testing and start of antiretroviral therapy (ART). The magnitude and reasons for loss to follow-up and death between HIV diagnosis and ... Read more c b

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