Clinicalcriteria
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Find patients matching some desired criteria, independent of temporal relations
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Which patients have had atypical endometriosis?
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Eventrel
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Find patients who experience two or more clinically-relevant events, related by a specified time interval.
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Which patients were given chemotherapy within eight weeks of their death?
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Stratification
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Given two sets of patients similar in key respects, compare certain outcomes based on stratification of categorical values such as care, phenotype, etc.
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What portion of BRCA patients with PALB2 were given PARP inhibitor therapy?
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Triangulation
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Some information cannot be interpreted on the basis of any one source. Integration of related information from multiple sources is required to develop full understanding.
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Which patients had medications that were ordered (as per physician charts), but not administered (as per Medication Administration Records (MARs) or nursing records)?
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Schema
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What information is available on which patients?
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For which patients do I have a valid date of death?
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