Can I read When and How to Evaluate Health Information Systems? on EtoBox?

When and How to Evaluate Health Information Systems? by J Wyatt is a Health Professions article available to read on EtoBox.

What is When and How to Evaluate Health Information Systems? about?

## Aims: Evaluating large scale health information systems (his) such as hospital systems can be difficult. this article discusses the reasons we need to evaluate these systems and a range of appropriate methods to carry out evaluations. it is written in non-technical language to assist health policy makers and others commissioning or implementing such systems, with references and a web site containing information for those wishing more detail (http://www.ucl.ac.uk/kmc/evaluation/index.html). ## Methods: A variety of questions relevant to his and qualitative and quantitative methods ranging from simple before-after to controlled before-after and fully randomised designs, are discussed. a running example--evaluating the impact of an order communications system on lab requests--is used to illustrate the potential problems, and how they can be resolved. ## Results: The main types of biases affecting impact studies and methods to reduce them are described. the article then discusses some trade-offs between the low cost, easily conducted before-after study with its unreliable results versus the more complex, expensive but much more rigorous randomised trial. ## Conclusions: As would be

Who reads When and How to Evaluate Health Information Systems??

Author

J Wyatt

Publisher

Elsevier BV

Published

2003

Language

EN

Field

Health Professions (Health Sciences)