Effect of surgical mask on fMRI signals during task and rest

  • Benjamin Klugah-Brown
  • , Yue Yu
  • , Peng Hu
  • , Elijah Agoalikum
  • , Congcong Liu
  • , Xiqin Liu
  • , Xi Yang
  • , Yixu Zeng
  • , Xinqi Zhou
  • , Xin Yu
  • , Bart Rypma
  • , Andrew M. Michael
  • , Xiaobo Li
  • , Benjamin Becker
  • , Bharat Biswal

Research output: Contribution to journalArticlepeer-review

7 Scopus citations

Abstract

Wearing a face mask has become essential to contain the spread of COVID-19 and has become mandatory when collecting fMRI data at most research institutions. Here, we investigate the effects of wearing a surgical mask on fMRI data in n = 37 healthy participants. Activations during finger tapping, emotional face matching, working memory tasks, and rest were examined. Preliminary fMRI analyses show that despite the different mask states, resting-state signals and task activations were relatively similar. Resting-state functional connectivity showed negligible attenuation patterns in mask-on compared with mask-off. Task-based ROI analysis also demonstrated no significant difference between the two mask states under each contrast investigated. Notwithstanding the overall insignificant effects, these results indicate that wearing a face mask during fMRI has little to no significant effect on resting-state and task activations.

Original languageEnglish
Article number1004
JournalCommunications Biology
Volume5
Issue number1
DOIs
StatePublished - Dec 2022
Externally publishedYes

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