Factors affecting heat-related diseases in outdoor workers exposed to extreme heat

Abstract Background The objectives of the present study are to: (i) evaluate the effect of environmental and metabolic heat on heat-related illnesses in outdoor workers; and (ii) evaluate the effect of personal factors, including heat acclimation, on the risk of heat-related illnesses in outdoor wor...

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Main Authors: Jungsun Park, Yangho Kim, Inbo Oh
Format: Article
Language:English
Published: Korean Society of Occupational & Environmental Medicine 2017-06-01
Series:Annals of Occupational and Environmental Medicine
Subjects:
Online Access:http://link.springer.com/article/10.1186/s40557-017-0183-y
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author Jungsun Park
Yangho Kim
Inbo Oh
author_facet Jungsun Park
Yangho Kim
Inbo Oh
author_sort Jungsun Park
collection DOAJ
description Abstract Background The objectives of the present study are to: (i) evaluate the effect of environmental and metabolic heat on heat-related illnesses in outdoor workers; and (ii) evaluate the effect of personal factors, including heat acclimation, on the risk of heat-related illnesses in outdoor workers. Methods We identified 47 cases of illnesses from exposure to environmental heat in outdoor workers in Korea from 2010 to 2014, based on review of workers’ compensation data. We also obtained the information on location, time, and work environment of each heat-related illness. Results Our major results are that 29 cases (61.7%) occurred during a heat wave. Forty five cases (95.7%) occurred when the maximum estimated WBGT (WBGTmax) was equal to or greater than the case specific threshold value which was determined by acclimatization and metabolic rate. Twenty two cases (46.8%) were not acclimated to the heat. Thirty-seven cases (78.7%) occurred after tropical night (temperature above 25 °C), during which many people may find it hard to sleep. Conclusion Personal risk factors such as heat acclimation as well as environmental factors and high metabolic rate during work are the major determinants of heat-related illnesses.
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spelling doaj.art-0a07080765b34186b4325bfcb5b80b612022-12-22T03:33:29ZengKorean Society of Occupational & Environmental MedicineAnnals of Occupational and Environmental Medicine2052-43742017-06-012911610.1186/s40557-017-0183-yFactors affecting heat-related diseases in outdoor workers exposed to extreme heatJungsun Park0Yangho Kim1Inbo Oh2Department of Occupational Health, Catholic University of DaeguEnvironmental Health Center, University of Ulsan College of MedicineEnvironmental Health Center, University of Ulsan College of MedicineAbstract Background The objectives of the present study are to: (i) evaluate the effect of environmental and metabolic heat on heat-related illnesses in outdoor workers; and (ii) evaluate the effect of personal factors, including heat acclimation, on the risk of heat-related illnesses in outdoor workers. Methods We identified 47 cases of illnesses from exposure to environmental heat in outdoor workers in Korea from 2010 to 2014, based on review of workers’ compensation data. We also obtained the information on location, time, and work environment of each heat-related illness. Results Our major results are that 29 cases (61.7%) occurred during a heat wave. Forty five cases (95.7%) occurred when the maximum estimated WBGT (WBGTmax) was equal to or greater than the case specific threshold value which was determined by acclimatization and metabolic rate. Twenty two cases (46.8%) were not acclimated to the heat. Thirty-seven cases (78.7%) occurred after tropical night (temperature above 25 °C), during which many people may find it hard to sleep. Conclusion Personal risk factors such as heat acclimation as well as environmental factors and high metabolic rate during work are the major determinants of heat-related illnesses.http://link.springer.com/article/10.1186/s40557-017-0183-yAcclimationHeat waveTropical nightHeat-related diseaseOutdoorWorkers
spellingShingle Jungsun Park
Yangho Kim
Inbo Oh
Factors affecting heat-related diseases in outdoor workers exposed to extreme heat
Annals of Occupational and Environmental Medicine
Acclimation
Heat wave
Tropical night
Heat-related disease
Outdoor
Workers
title Factors affecting heat-related diseases in outdoor workers exposed to extreme heat
title_full Factors affecting heat-related diseases in outdoor workers exposed to extreme heat
title_fullStr Factors affecting heat-related diseases in outdoor workers exposed to extreme heat
title_full_unstemmed Factors affecting heat-related diseases in outdoor workers exposed to extreme heat
title_short Factors affecting heat-related diseases in outdoor workers exposed to extreme heat
title_sort factors affecting heat related diseases in outdoor workers exposed to extreme heat
topic Acclimation
Heat wave
Tropical night
Heat-related disease
Outdoor
Workers
url http://link.springer.com/article/10.1186/s40557-017-0183-y
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AT yanghokim factorsaffectingheatrelateddiseasesinoutdoorworkersexposedtoextremeheat
AT inbooh factorsaffectingheatrelateddiseasesinoutdoorworkersexposedtoextremeheat