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Methodological Pitfalls in Evaluating Clinical Tests
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| Since this article does not have an abstract, we have provided the first 150 words of the full text and any section headings. |
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Over the last few years the ARCHIVES has published a number of articles on the screening or diagnosis of dementia. The most recent one appeared in the March 1998 issue titled: "A 7 Minute Neurocognitive Screening Battery Highly Sensitive to Alzheimer's Disease."1 Interest in this topic is high among clinicians, researchers, and the general public. In fact, this article first came to our attention because it was reported in an Australian daily newspaper before the journal was available locally.
Our concern is not with the nature of the test battery constructed by Solomon and colleagues.1 By all accounts their choice of tests is a rational, empirically based one, offering many advantages over currently widely used tests. Rather, we are concerned at the description of the test as being diagnostic, and by the research design used to establish the battery's performance.
By its very nature, a design in which a group . . . [Full Text of this Article]
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