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Disposition of potential acute ischemic stroke (AIS) cases identified in the SDD. In limited circumstances (see methods section), a potential case could be ruled out or classified as uninformative based on the judgment of the abstractor and was not physician-adjudicated. For AIS, this included 2 cases evaluated as insufficient information/status unknown and 3 cases as no AIS. ∗AIS = acute ischemic stroke, IGIV = intravenous immune globulin, PPV = positive predictive value.
