Clinical Diagnosis of Probable Cerebral Amyloid Angiopathy: Diagnostic Accuracy Meta-Analysis of the Boston Criteria.

The Boston criteria v.1.0 and v.1.5 appear to have moderate-to-good diagnostic accuracy for probable CAA in symptomatic patients, with high specificity but low-to-moderate sensitivity. Data are based on limited retrospective studies of overall low quality and at high risk of bias.