Comparing combinations of EEG activity in train drivers during monotonous driving

  • Authors:
  • Budi Thomas Jap;Sara Lal;Peter Fischer

  • Affiliations:
  • Department of Medical and Molecular Biosciences, Faculty of Science, University of Technology, Building 4, Level 6, Broadway, Sydney, NSW 2007, Australia;Department of Medical and Molecular Biosciences, Faculty of Science, University of Technology, Building 4, Level 6, Broadway, Sydney, NSW 2007, Australia;Signal Network Technology, Lane Cove, NSW 2066, Australia

  • Venue:
  • Expert Systems with Applications: An International Journal
  • Year:
  • 2011

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Abstract

This study investigated the changes in electroencephalography (EEG) activity in train drivers during a monotonous train-driving session. Four combinations of EEG activities were also compared to investigate the difference in performance of these equations. The four equations tested were equation 1 (@q/@b), equation 2 (@q/(@a+@b)), equation 3 ((@q+@a)/@b), and equation 4 ((@q+@a)/(@a+@b)). A total of fifty male train drivers were recruited to perform a 30-min monotonous train-driving task while 2-channels of EEG (frontal and temporal) were recorded. At the frontal site, significant differences were found for theta (p=0.045) and alpha (0.0001) activities, and at the temporal site, significant differences were found for delta (p=0.007) and theta (0.01) activities. For the average of frontal and temporal site activities, significant differences were found for delta (p=0.004), theta (p=0.001), and beta (p=0.048). Significant difference were found for temporal site for equation 1 (@q/@b) (p=0.04), and equation 4 ((@q+@a)/(@a+@b)) (p=0.02), and for the average of frontal and temporal site activities, significant differences were found for all four equations (equation 1 (p=0.001), equation 2 (p=0.006), equation 3 (p=0.04), and equation 4 (p=0.002)). These findings can be utilised as a potential fatigue indicator.