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Multimodal neuromarkers in schizophrenia via cognition-guided MRI fusion
Journal article   Open access   Peer reviewed

Multimodal neuromarkers in schizophrenia via cognition-guided MRI fusion

Jing Sui, Shile Qi, Theo G M van Erp, Juan Bustillo, Rongtao Jiang, Dongdong Lin, Jessica A Turner, Eswar Damaraju, Andrew R Mayer, Yue Cui, …
Nature communications, Vol.9(1), 3028
08/02/2018
DOI: 10.1038/s41467-018-05432-w
PMCID: PMC6072778
PMID: 30072715
url
https://doi.org/10.1038/s41467-018-05432-wView
Published (Version of record) Open Access

Abstract

Cognitive impairment is a feature of many psychiatric diseases, including schizophrenia. Here we aim to identify multimodal biomarkers for quantifying and predicting cognitive performance in individuals with schizophrenia and healthy controls. A supervised learning strategy is used to guide three-way multimodal magnetic resonance imaging (MRI) fusion in two independent cohorts including both healthy individuals and individuals with schizophrenia using multiple cognitive domain scores. Results highlight the salience network (gray matter, GM), corpus callosum (fractional anisotropy, FA), central executive and default-mode networks (fractional amplitude of low-frequency fluctuation, fALFF) as modality-specific biomarkers of generalized cognition. FALFF features are found to be more sensitive to cognitive domain differences, while the salience network in GM and corpus callosum in FA are highly consistent and predictive of multiple cognitive domains. These modality-specific brain regions define-in three separate cohorts-promising co-varying multimodal signatures that can be used as predictors of multi-domain cognition.
Magnetic Resonance Imaging Biomarkers - metabolism Schizophrenia - physiopathology Humans Brain Mapping Adult Female Male Cognition Schizophrenia - diagnostic imaging Nerve Net - physiopathology Cohort Studies

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