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List of works by Alex Welte

A Simplified Formula for Inferring HIV Incidence from Cross-Sectional Surveys Using a Test for Recent Infection

scientific article published on January 2009

A comparison of biomarker based incidence estimators

scientific article

A general HIV incidence inference scheme based on likelihood of individual level data and a population renewal equation

scientific article

A generalizable method for estimating duration of HIV infections using clinical testing history and HIV test results

article

A new general biomarker-based incidence estimator

scientific article

Achieving South Africa's National Strategic Plan for HIV/AIDS

scientific article published in The Lancet

Age-disparate relationships and implications for STI transmission among young adults in Cape Town, South Africa

scientific article

Age-disparity, sexual connectedness and HIV infection in disadvantaged communities around Cape Town, South Africa: a study protocol

scientific article

Are associations between HIV and human papillomavirus transmission due to behavioural confounding or biological effects?

scientific article published on 31 August 2018

Assessment of HIV transfusion transmission risk in South Africa: a 10-year analysis following implementation of individual donation nucleic acid amplification technology testing and donor demographics eligibility changes

article

Beyond detuning: 10 years of progress and new challenges in the development and application of assays for HIV incidence estimation ⬇️

scientific article published on November 27, 2010

Birth outcomes following antiretroviral exposure during pregnancy: Initial results from a pregnancy exposure registry in South Africa

scientific article published on 30 September 2019

Challenges to the performance of current HIV diagnostic assays and the need for centralized specimen archives: a review of the Consortium for the Evaluation and Performance of HIV Incidence Assays (CEPHIA) repository

scientific article published on 23 July 2019

Coital frequency and condom use in monogamous and concurrent sexual relationships in Cape Town, South Africa

scientific article published on 24 April 2013

Comparison of cross-sectional HIV incidence assay results from dried blood spots and plasma

scientific article

Computational analysis of antibody dynamics identifies recent HIV-1 infection

scientific article published on 21 December 2017

Consequences of early treatment for individuals at risk of human immunodeficiency virus infection

scientific article published in October 2009

Cost-effectiveness of different strategies to monitor adults on antiretroviral treatment: a combined analysis of three mathematical models.

scientific article published on 10 December 2013

Cross-Sectional HIV Incidence Surveillance: A Benchmarking of Approaches for Estimating the 'Mean Duration of Recent Infection'.

scientific article published on 14 March 2017

Cross-Sectional HIV Incidence Surveillance: A Benchmarking of Approaches for Estimating the ‘Mean Duration of Recent Infection’

article

Development of antibody biomarkers of long term and recent dengue virus infections.

scientific article published on 20 April 2018

Diagnostic, Infection Timing and Incidence Surveillance Applications of High Dynamic Range Chemiluminescent HIV Immuno-Assay Platforms

article

Estimating HIV Incidence in Populations Using Tests for Recent Infection: Issues, Challenges and the Way Forward.

scientific article

Evaluating audio computer assisted self-interviews in urban South African communities: evidence for good suitability and reduced social desirability bias of a cross-sectional survey on sexual behaviour

scientific article

HIV Antibody Level as a Marker of HIV Persistence and Low-Level Viral Replication

scientific article published on 11 May 2017

HIV incidence estimation using the BED capture enzyme immunoassay: systematic review and sensitivity analysis

scientific article published on September 2010

HIV incidence in rural South Africa: comparison of estimates from longitudinal surveillance and cross-sectional cBED assay testing

scientific article

HIV treatment as prevention: principles of good HIV epidemiology modelling for public health decision-making in all modes of prevention and evaluation

scientific article

How different are the costs and consequences of delayed versus immediate HIV treatment?

article

Incidence of TB and HIV in prospectively followed household contacts of TB index patients in South Africa

scientific article

Independent assessment of candidate HIV incidence assays on specimens in the CEPHIA repository

scientific article

Infection Staging and Incidence Surveillance Applications of High Dynamic Range Diagnostic Immuno-Assay Platforms

scientific article published on 7 September 2017

Interpreting Diagnostic Histories into HIV Infection Time Estimates: Framework and Online Tool

article

Interpreting HIV diagnostic histories into infection time estimates: analytical framework and online tool

scientific article published on 26 October 2019

Modelling the human immunodeficiency virus (HIV) epidemic: A review of the substance and role of models in South Africa.

scientific article

Modelling the long-term impacts on affected children of adult HIV: benefits, challenges and a possible approach.

scientific article published on July 2014

Performance comparison of the Maxim and Sedia Limiting Antigen Avidity assays for HIV incidence surveillance

scientific article published on 26 July 2019

Performance of the Bio-Rad Geenius HIV1/2 Supplemental Assay in Detecting "Recent" HIV Infection and Calculating Population Incidence.

scientific article published on August 2016

Pooled PCR testing of dried blood spots for infant HIV diagnosis is cost efficient and accurate

article

Population-level HIV incidence estimates using a combination of synthetic cohort and recency biomarker approaches in KwaZulu-Natal, South Africa

scientific article published in PLoS ONE

Population-level HIV incidence estimates using a combination of synthetic cohort and recency biomarker approaches in KwaZulu-Natal, South Africa

article

Recalibration of the limiting antigen avidity EIA to determine mean duration of recent infection in divergent HIV-1 subtypes

scientific article

Reply to 'Should biomarker estimates of HIV incidence be adjusted?'.

scientific article published in September 2009

Seroconverting blood donors as a resource for characterising and optimising recent infection testing algorithms for incidence estimation

scientific article

Sexual risk behaviors among HIV-infected South African men and women with their partners in a primary care program: implications for couples-based prevention

scientific article

Short Communication: Defining optimality of a test for recent infection for HIV incidence surveillance

scientific article published on 26 October 2013

Significantly Diminished Long-Term Specificity of the BED Capture Enzyme Immunoassay Among Patients With HIV-1 With Very Low CD4 Counts and Those on Antiretroviral Therapy

article

Strengthening HIV surveillance in the antiretroviral therapy era: rationale and design of a longitudinal study to monitor HIV prevalence and incidence in the uMgungundlovu District, KwaZulu-Natal, South Africa

scientific article published on 20 November 2015

Towards eliminating bias in cluster analysis of TB genotyped data

scientific article

Treatment as prevention: preparing the way

scientific article

Treatment-centred prevention

Tuberculosis in a South African prison - a transmission modelling analysis.

scientific article

Viral load criteria and threshold optimization to improve HIV incidence assay characteristics

scientific article published on 22 July 2016

Workshop Summary: Novel Biomarkers for HIV Incidence Assay Development ⬇️

scientific article published on February 24, 2012

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