Estimated energy expenditure during a manual material handling task : the prolonged effect of wearing the Oxylog System /

0.2408 at 16 lifts/min). Furthermore, negative physical

Bibliographic Details
Main Author: Mudd, Michelle Leigh
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1998.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:0.2408 at 16 lifts/min). Furthermore, negative physical
accurately simulate a repetitive manual material handling
and psychological effects associated with wearing the
comparing estimated versus measured working V. 02
effect of wearing the Oxylog System from Morgan Scientific,
equations. Average percent difference between value
estimated using linear regression from the submaximal
found that there was a difference between the average
heart rate values for 16 lifts/min (p = 0.0 1 6);
heart rates were consistently higher during the tests
however, at 8 lifts/min, the difference was not
Inc. during a series of four manual material handling tests.
increase in difficulty when lifting and lowering while
indicates that there was no difference between V. 02
lift rates (8 and 16 lifts/min) for an hour duration each.
lifts/min and was statistically significant (p=0.000 1).
material handling environments. Heart rate was directly
measured during all four tests; for two tests, the Oxylog
of variance (ANOVA) results for working heart rate
Oxylog were reported. Participants expressed an
positive 67% for 8 lifts/min and a positive 9' )% for 16
predicted by Garg and measured by the Oxylog was a
rate. Energy expenditure during the task was compared
resulting heart rate data was compared to the heart rates
resulting when the participant wore only the heart
selected to resemble the work rates commonly observed in
significant (p = 0. 109). Statistical analysis
step test and a series of four lifting tests at two different
step test results. The averages of the participants'
system was worn to directly measure the working V. 02; the
task commonly found in industry settings. Lift rates were
The lift test protocol used in this study was designed to
The lift tests were performed by 12 males (average age of 23
This purpose of this study was to evaluate the prolonged
to Garg's metabolic energy expenditure prediction
watch. For this test design, V. O2 values were
wearing the Oxylog, particularly at the faster lift
while the Oxylog was worn compared to when it was not
while wearing the Oxylog for both lift rates. Analysis
worn for both lift rates (p = 0. 1081 for 8 lifts/min; p
years); each participant completed a 15-minute submaximal
Item Description:"Major subject: Safety Engineering".
Vita.
Physical Description:ix, 64 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references: pages 39-40.