Despite the growing use of decision analytic modelling in cost-effectiveness analysis, there is a relatively small literature on what constitutes good practice in decision analysis. The aim of this paper is to consider the concept of `validity' and `quality' in this area of evaluation, and to...

The ideal study design for demonstrating the possible health outcomes and costs associated with a new drug would be a naturalistic prospective study. However, it is not often feasible to derive the required information from scientifically sound prospective studies. In these cases, decision...

Depression is a very costly chronic disease. An important cost driver is treatment failure caused by patient noncompliance due, in part, to the adverse effects of medications. Additionally, inadequate duration of therapy and inappropriate medication switching contribute to the high cost of...

The increasing speed at which new knowledge is generated and disseminated means that we have to learn knew ways of handling this information. Instead of trying to remember information in case we need it at a later date, we need to develop the skills of finding, appraising and using information...

The absence of government regulation in the US has left pharmaceutical companies free to set their own prices based on a number of market considerations. Historically, these have included not only ingredient, research and development costs, but also advertising, the drug's marginal...

Patients with health insurance do not make the most cost conscious healthcare decisions since they bear only a fraction of the total cost of medical care. Managed care advocates point to financial incentives as a way to reduce wasteful resource use. However, physicians with managed care...

Screening programs for sickle cell disease, when effective, can reduce morbidity and mortality as a direct consequence of patient education and optimized clinical management. However, informed patient or parental consent is necessary prior to the screening process as a person's sickle status is...

Objective: To assess the efficacy of a World Wide Web-enabled asthma self-management intervention on quality-of-life indicators among self-selected participants with asthma. Design: A quasi-experimental design was used in which quality-of-life outcome indicators were derived from the Mini Asthma...