In this article, the author reviews current approaches and methods for measuring the scope
of the human immunodeficiency virus (HIV)/acquired immunodeficiency syndrome (AIDS) …

Clinical statuses of subjects are often observed at a finite number of visits. This leads to
interval-censored observations of times of transition from one state to another. The likelihood …

Context Incidence of human immunodeficiency virus (HIV) in the United States has not been
directly measured. New assays that differentiate recent vs long-standing HIV infections allow …

The burden of disease and injury in Australia 2003 Page 1 The burden of disease and injury in
Australia 2003 AUTHOR(S) S Begg, T Vos, B Barker, Christopher Stevenson, L Stanley, A …

Many chronic diseases have a natural interpretation in terms of staged progression.
Multistate models based on Markov processes are a well-established method of estimating …

Controlling for confounding bias is crucial in causal inference. Distinct methods are currently
employed to mitigate the effects of confounding bias. Each requires the introduction of a set …

Survival analysis as used in the medical context is focused on the concepts of survival
function and hazard rate, the latter of these being the basis both for the Cox regression …

Objectives: To describe adults/adolescents (age 13 years and older) living with
undiagnosed HIV infection in the United States at the end of 2006. Methods: HIV prevalence …

The question of when to initiate HIV treatment is considered the most important question in
HIV care today. Benefits of delaying therapy include avoiding the negative side effects and …

I first discuss the main assumptions which can be made for multi-state models: the time-
homogeneity and semi-Markov assumptions, the problem of choice of the time scale, the …