Shanti Gomatam

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Given the public’s ever-increasing concerns about data confidentiality, in the near future statistical agencies may be unable or unwilling, or even may not be legally allowed, to release any genuine microdata—data on individual units, such as individuals or establishments. In such a world, an alternative dissemination strategy is remote access analysis(More)
We consider the problem of record linkage in the situation where we have only non-unique identifiers, like names, sex, race etc., as common identifiers in databases to be linked. For such situations much work on probabilistic methods of record linkage can be found in the statistical literature. However, although many groups undoubtedly still use(More)
Data swapping makes it impossible for an intruder to be certain of having identified an individual or entity in the database, because no record is certain to be unaltered. At the same time, the data are distorted (joint distributions involving both swapped and unswapped attributes change), decreasing their utility for purposes such as statistical inference.(More)
Biomarkers assessing cardiovascular function can encompass a wide range of biochemical or physiological measurements. Medical tests that measure biomarkers are typically evaluated for measurement validation and clinical performance in the context of their intended use. General statistical principles for the evaluation of medical tests are discussed in this(More)
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