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[IC‐P‐159]: A COMPARISON OF BRAIN IMAGING MODALITIES AND ANALYSIS APPROACHES FOR MEASURES OF CEREBROVASCULAR RESPONSIVENESS
Author(s) -
Burley Claire V.,
Mullinger Karen,
Francis Susan T.,
Whittaker Anna C.,
Lucas Samuel J.E.
Publication year - 2017
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.2017.06.2534
Subject(s) - functional magnetic resonance imaging , magnetic resonance imaging , modality (human–computer interaction) , medicine , modalities , psychology , audiology , nuclear medicine , cardiology , neuroscience , radiology , artificial intelligence , social science , sociology , computer science
Figure 2. Calculating CVR values from fMRI data in 32 healthy individuals. Comparing two different analysis approaches (fMRI: linear regressionvs. TCD: 30-s steady state) applied to fMRI data acquired in two different experimental conditions (stimulus concentration: 5% vs. 7% CO2). Pearson’s correlations revealed significant association of CVRs derived from each analysis approach for both 5% CO2 (r 1⁄4 0.872; p < 0.001) and 7% CO2 (r 1⁄4 0.956; p < 0.001). Claire V. Burley, Karen Mullinger, Susan T. Francis, Anna C. Whittaker, Samuel J. E. Lucas, University of Birmingham, Birmingham, United Kingdom; University of Nottingham & University of Birmingham, Nottingham, United Kingdom; University of Nottingham, Nottingham, United Kingdom. Contact e-mail: cvb469@bham.ac.uk

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