http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Physiological, performance, and subjective effects of eight computer input devices at a standing computer workstation
'others') for all of these measures except arm volume. The
and discomfort (body part discomfort survey), a specific
away from zero and may be indicators of work load or fatigue.
conjunction with a standing fatigue study. The rapid growth
days. This study used physiological, performance, and
devices (IBM Options mouse, Logitech Sensa mouse, Microsoft
discomfort), while not showing strict statistical
finger temperature, systolic and diastolic blood pressure,
following measures showed statistical significance for
following: finger tip temperature, hand temperature, forearm
in the use of graphical user interfaces (GUI's) has caused an
increase in the use of nonkeyboard input devices. Further,
individual input devices: arm volume, all three presentation
input device features survey and an overall ranking. The
input devices, especially studying standing input device
input devices. The physiological measures used included the
Logitech Portable trackball, Glidepoint touch pad, and PC
mouse 2.0, Logitech Trackman trackball, MicroSpeed trackball,
other measures taken during the experiment (arm, hand, and
performance and preference ratings often not significantly
pressures, median nerve conduction velocity, and finger tip
rest. The best trackball was the Logitech Trackman, with
significance for input device types (mice, trackballs, and
significance for the different devices, all indicated trends
simple tracking test with three different target presentation
speed tracking performance tests, the input device features
speeds, Subjective measures included perceived levels of pain
Stylus mouse pen) for two hours on each of two consecutive
subjective measures to determine differences between the
subjects (4 male and 4 female) used each of the eight input
survey, and overall ranking. Further analysis showed
temperature, arm volume, systolic and diastolic blood
the limited amount of literature available on non-keyboard
the other input devices in both performance and preference.
There was, however, no one mouse clearly better than the
This study compared eight non-keyboard input devices in
Throughout the experiment, mice were shown to be superior to
usage, has caused concern about the increased usage. Eight
vibration sensitivity, nerve conduction time, and body part
vibration sensitivity. The performance measure used was a
Issued also on microfiche from Lange Micrographics.