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Effective use of human physiological metrics to evaluate website usability

Effective use of human physiological metrics to evaluate website usability PurposeThe evaluation of website usability is the precondition and a critical step for website design and optimization. The purpose of this paper is to investigate and provide empirical evidence of the interrelationships between human physiological metrics and website usability. This study examines how eye-movement metrics and heart rate variability (HRV) evaluate website usability, and then affect users’ online surfing behavior.Design/methodology/approachA physiological measurement experiment is designed to collect participants’ physiological metrics. This paper proposes an objective measurement model for website usability, and partial least squares is used to analyze the measurement and structural models, based on data collected from 200 participants who had experienced online surfing at least four times.FindingsThe analysis supports partially or fully 28 of the 31 hypotheses formulated. The study reveals that human physiological metrics (i.e. fixation duration, fixation count, blink count, HRV) have a strong explanatory ability for website usability.Research limitations/implicationsData for this study were collected only from mainland China. Therefore, participants may have been influenced by Chinese cultures. The generalizability of this study may be enhanced by collecting data from more diverse samples and validating the model on different cultures.Originality/valueThis study contributes significantly to the industry by providing empirical evidence of the interrelationship between human physiological metrics and website usability. The findings also provide managers with valuable insight into better understanding of the nature of these interrelationships. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Aslib Journal of Information Management Emerald Publishing

Effective use of human physiological metrics to evaluate website usability

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Publisher
Emerald Publishing
Copyright
Copyright © Emerald Group Publishing Limited
ISSN
2050-3806
DOI
10.1108/AJIM-09-2016-0155
Publisher site
See Article on Publisher Site

Abstract

PurposeThe evaluation of website usability is the precondition and a critical step for website design and optimization. The purpose of this paper is to investigate and provide empirical evidence of the interrelationships between human physiological metrics and website usability. This study examines how eye-movement metrics and heart rate variability (HRV) evaluate website usability, and then affect users’ online surfing behavior.Design/methodology/approachA physiological measurement experiment is designed to collect participants’ physiological metrics. This paper proposes an objective measurement model for website usability, and partial least squares is used to analyze the measurement and structural models, based on data collected from 200 participants who had experienced online surfing at least four times.FindingsThe analysis supports partially or fully 28 of the 31 hypotheses formulated. The study reveals that human physiological metrics (i.e. fixation duration, fixation count, blink count, HRV) have a strong explanatory ability for website usability.Research limitations/implicationsData for this study were collected only from mainland China. Therefore, participants may have been influenced by Chinese cultures. The generalizability of this study may be enhanced by collecting data from more diverse samples and validating the model on different cultures.Originality/valueThis study contributes significantly to the industry by providing empirical evidence of the interrelationship between human physiological metrics and website usability. The findings also provide managers with valuable insight into better understanding of the nature of these interrelationships.

Journal

Aslib Journal of Information ManagementEmerald Publishing

Published: Jul 17, 2017

References

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