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. 2023 Jan 12;27:23312165221137116. doi: 10.1177/23312165221137116

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© The Author(s) 2023

This article is distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 License (https://creativecommons.org/licenses/by-nc/4.0/) which permits non-commercial use, reproduction and distribution of the work without further permission provided the original work is attributed as specified on the SAGE and Open Access page (https://us.sagepub.com/en-us/nam/open-access-at-sage).

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Figure 4. — Metro Map Model Indicating the Time Point Each Tool Captures LE. (BVP = Blood Volume Pulse, EMG = Electromyogram, HRV = Heart Rate Variability, EEG = Electroencephalogram, FNIRS = Functional Near Infra-Red Spectroscopy, f-MRI = Functional Magnetic Resonance Imaging, NASA TLX = National Aeronautics and Space Administration Task Load Index, SSQ = Speech, Spatial and Qualities Questionnaire, VAS – E = Visual Analogue Scale – Effort, SHQ = Spatial Hearing Questionnaire, CIS = Checklist Individual Strengths, PoMS = Profile of Mood States, ITU-T = International Telecommunications Union – Tiredness, VAS – F = Visual Analogue Scale – Fatigue.