Browsing by Author "Gumedze, Freedom N"

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Analysis of clustered competing risks with application to a multicentre clinical trial

Author: Familusi, Mary Ajibola Date: 2016 The usefulness of time-to-event (survival) analysis has made it gain a wide applicability in statistically modelling research. The methodological developments of time-to-event analysis that have been widely adopted are: (i) The Kaplan-Meier ... Read more
Modelling relationships between clinical markers of the Human Immunodeficiency Virus disease in a South African population

Author: Gumedze, Freedom N Date: 1999 This study investigated relationships between the CD4 count and other clinical markers of the HIV disease, total lymphocyte count and viral load, in a South African population. The CD4 count has been an important clinical marker of disease ... Read more
Sensitivity analysis approaches for incomplete longitudinal data in a multi-centre clinical trial

Author: Iddrisu, Abdul-Karim Date: 2019 The first major contribution of the thesis is the development of sensitivity analysis strategy for dealing with incomplete longitudinal data. The second important contribution is setting up of simulation experiment to evaluate the performance ... Read more

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