The clinical performance of a laboratory test can be described in terms of diagnostic
accuracy, or the ability to correctly classify subjects into clinically relevant subgroups …

In this paper we compare and contrast the objectives of principal component analysis and
exploratory factor analysis. This is done through consideration of nine examples. Basic …

Continuous diagnostic tests are often used for discriminating between healthy and diseased
populations. For the clinical application of such tests, it is useful to select a cutpoint or …

The Wiley-Interscience Paperback Series consists of selected books that have been made
more accessible to consumers in an effort to increase global appeal and general circulation …

Summary 1 Models for predicting the distribution of organisms from environmental data are
widespread in ecology and conservation biology. Their performance is invariably evaluated …

Azzalini and Dalla Valle have recently discussed the multivariate skew normal distribution
which extends the class of normal distributions by the addition of a shape parameter. The …

To see whether intestinal permeability (IP) predicted relapse in Crohn's disease, we
measured IP in 72 patients with quiescent Crohn's disease using the lactulose-mannitol test …

Laboratory diagnostic tests are central in the practice of modern medicine. Common uses
include screening a specific population for evidence of disease and confirming or ruling out …

Objective.—To develop a technique for evaluating the severity of chronic sinus disease and
to examine the correlation with allergy, asthma, and eosinophilia. Design.—A survey of 104 …

In this study, we investigate the potential of near‐infrared Raman spectroscopy to
differentiate cervical precancers from normal tissues, inflammation and metaplasia and to …