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Predictability of estimated maximal aerobic capacities for manual material handlers using submaximal box lifting and bench stepping tests
viii, 68 leaves : illustrations ; 28 cm.
︢0.05, when compared on an individual basis. Predictive
(-I.3 to -5.8%) than measured metabolic energy rates.
(2.94 ︢0.44 L02/min) and bench stepping while not
0.2566) and stage 5 (p = 0.7529). However, these differences
8 L02 /min was not significantly greater (p = 0.0798) than
administered to 18 men employed from two different high
Analysis of variance found no significance in the differences
between measured and predictive metabolic energy expenditures
correspond with standard bench step ergometric testing
energy expenditures (Garg 1979). However, this study found
equation validation study, the predictive metabolic energy
equations were expected to be greater than actual metabolic
frequency manual materl al handling industries. Estimated
manual material handling test were compared to those values
manual material handling test. According to Garg's energy
material handling test shared a strong linear relationship
maximal aerobic capacity, V 02 values obtained from the
metabolic energy expenditure rates were compared to measured
metabolic rates recorded during the progressive submaximal
minute) or more demanding job task. Further studies are
necessary to verify whether Garg's equations accurately
not supporting an Oxylog unit that weighs 2.6 kg (5.8 lb).
obtained from the bench stepping test while supporting and
predict the energy expenditure of industrial employees.
procedures. The manual material handling test was
step test while not supporting the Oxylog unit, mean r2= 0.96
Submaximal aerobic capacities obtained from the manual
submaximal manual material handling test that would
supporting the Oxylog unit V 02m@ (2.85 ︢0.50 L02/min).
the bench stepping while supporting the Oxylog unit V 02 m.
The mean S.D. manual material handling V 02 max of 2.94 ︢0.3
the Oxylog unit, mean r2= 0.97 ︢0.03, and from the bench
the predictive equations to produce values consistently lower
The purpose of this study was to develop a progressive
were not tested for a longer duration (greater than 15
with those obtained from the bench step test while supporting
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Includes bibliographical references; pages 30-32.