Skip to main content
. Author manuscript; available in PMC: 2022 Nov 22.
Published in final edited form as: Parkinsonism Relat Disord. 2022 Aug 6;102:94–100. doi: 10.1016/j.parkreldis.2022.07.023

TABLE 2.

The multiple logistic regression model with the best subset of measures classifying SYN+AD vs. SYN−-AD (standardized betas).

Variable Standardized β coefficient Std. error z- value p-value
SYN+AD vs. SYN−AD (reference group)
(Intercept) −0.75 0.33 −2.28 0.0011
AoA of nouns −0.72 0.38 −1.87 0.042
Lexical density −0.90 0.37 −2.46 0.014
Education (forced in) −0.55 0.36 −1.55 0.12

Abbreviations: SYN+AD= LBD patients with autopsy/CSF evidence of significant AD co-pathology; SYN-AD= LBD patients without AD co-pathology; AoA = Age of acquisition; Lexical density = number of content words/total words.