Ontology highlight
ABSTRACT:
SUBMITTER: Bergeron D
PROVIDER: S-EPMC6354051 | biostudies-literature | 2018 Nov
REPOSITORIES: biostudies-literature
Annals of neurology 20181101 5
<h4>Objective</h4>To estimate the prevalence of amyloid positivity, defined by positron emission tomography (PET)/cerebrospinal fluid (CSF) biomarkers and/or neuropathological examination, in primary progressive aphasia (PPA) variants.<h4>Methods</h4>We conducted a meta-analysis with individual participant data from 1,251 patients diagnosed with PPA (including logopenic [lvPPA, n = 443], nonfluent [nfvPPA, n = 333], semantic [svPPA, n = 401], and mixed/unclassifiable [n = 74] variants of PPA) fr ...[more]