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P4‐115: DEVELOPMENT OF THE STANDARDISED, MULTILINGUAL MINI LINGUISTIC STATE EXAMINATION (MLSE) TO CLASSIFY AND MONITOR PRIMARY PROGRESSIVE APHASIA
Author(s) -
Peterson Katie A.,
Patel Nikil,
Barrick Thomas Richard,
Cappa Stefano F.,
Catricala Eleonora,
Ralph Matthew Lambon,
Patterson Karalyn,
Rowe James B.,
Garrard Peter
Publication year - 2018
Publication title -
alzheimer's and dementia
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 6.713
H-Index - 118
eISSN - 1552-5279
pISSN - 1552-5260
DOI - 10.1016/j.jalz.2018.06.2519
Subject(s) - primary progressive aphasia , sentence , aphasia , computer science , natural language processing , linguistics , comprehension , psychology , artificial intelligence , cognitive psychology , dementia , medicine , frontotemporal dementia , disease , pathology , programming language , philosophy
executive functioning/processing speed, and language. The model showed excellent fit for both the BLK (X 1⁄4 136, df 1⁄4 45, CFI 1⁄4 .997, RMSEA 1⁄4 .043) and NHW group (X 1⁄4 406, df 1⁄4 45, CFI 1⁄4 .994, RMSEA 1⁄4 .036). Invariance analyses indicated partial measurement invariance with the four-factor model demonstrating configural and metric invariance but not scalar invariance. Conclusions: Findings suggest that neuropsychological test scores may measure equivalent cognitive traits across these racial groups; however, intercept level differences indicate that absolute levels of performance cannot be meaningfully compared across groups. This study is an important step in understanding racial/ethnic cognitive disparities; however, it is critically important that future research investigate how social and environmental experiences contribute to such disparities across the lifecourse. Failure to examine both measurement invariance and socio-cultural contributors to cognitive disparities across different racial/ethnic groups may lead to inaccurate classification of cognitive impairment.