The level of mental load during a functional task is reflected in oculometrics

Ramtin Zargari Marandi, Afshin Samani, Pascal Madeleine

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

4 Citations (Scopus)

Abstract

Modern occupations have increasingly become mentally demanding. This underlines the needs for investigation of the interaction of mental and physical workload. This study assessed the effects of mental load on ocular metrics and their consistency across days. Eighteen participants performed a five minute simulated computer work with three different levels of mental load in two days at least seven days apart. Eye movements in response to the task mental load level were recorded. Along with eye movements, task performance, and national aeronautics and space administration task load index (NASA-TLX) scores were acquired. Peak saccade velocity decreased, and pupil dilation range increased with the task load level and the response remained consistent across experimental days. Increased NASA-TLX score and reduced performance were in association with mental load demand. The study shows the feasibility of quantifying the mental load demands by monitoring oculometrics during a functional task such as computer work.

Original languageEnglish
Title of host publicationEMBEC and NBC 2017 - Joint Conference of the European Medical and Biological Engineering Conference EMBEC 2017 and the Nordic-Baltic Conference on Biomedical Engineering and Medical Physics, NBC 2017 : Joint Conference of the European Medical and Biological Engineering Conference (EMBEC) and the Nordic-Baltic Conference on Biomedical Engineering and Medical Physics (NBC), 11-15 June 2017, Tampere, Finland
EditorsHannu Eskola, Outi Väisänen, Jari Viik, Jari Hyttinen
Number of pages4
PublisherSpringer
Publication date1 Jan 2017
Pages57-60
ISBN (Print)978-981-10-5121-0
ISBN (Electronic)978-981-10-5122-7
DOIs
Publication statusPublished - 1 Jan 2017
EventJoint Conference of the European Medical and Biological Engineering Conference, EMBEC, and the Nordic-Baltic Conference on Biomedical Engineering and Medical Physics, NBC, 11-15 June 2017, Tampere, Finland - Tampere, Finland
Duration: 11 Jun 201715 Jun 2017

Conference

ConferenceJoint Conference of the European Medical and Biological Engineering Conference, EMBEC, and the Nordic-Baltic Conference on Biomedical Engineering and Medical Physics, NBC, 11-15 June 2017, Tampere, Finland
Country/TerritoryFinland
CityTampere
Period11/06/201715/06/2017
SeriesIFMBE Proceedings
Number65
ISSN1680-0737

Keywords

  • Computer work
  • Eye movements
  • Mental load
  • Neuroergonomics
  • Oculometrics

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