Ergonomic Comparison of Operating a Built-In Touch-Pad Pointing Device and a Trackball Mouse on Posture and Muscle Activity.

This study examined the effects of operating a built-in touch-pad pointing device and a trackball mouse on participants' completion times, hand positions during operation, postural angles, and muscle activities. 8 young men were asked to perform a cursor travel task on a notebook computer using both...

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Bibliographic Details

Published in:	Perceptual & Motor Skills Vol. 101; no. 3; pp. 730 - 737
Main Author:	Lee, Tzu-Hsien
Format:	Article
Published:	Ammons Scientific, Ltd. December 2005
Subjects:	User interfaces Mice (Computers) Ergonomics Portable computers
Online Access:	View this record in EBSCOhost