Occupational heat stress and associated productivity loss estimation using the PHS model (ISO 7933): a case study from workplaces in Chennai, India

References

• Bennett CM, McMichael AJ. Non-heat related impacts of climate change on working populations. Glob Health Action. 2010; 3 5640, http://dx.doi.org/10.3402/gha.v3i0.5640 .
   Google Scholar
• Kjellstrom T, Lemke B, Otto M. Mapping occupational heat exposure and effects in South-East Asia: ongoing time trends 1980–2011 and future estimates to 2030 and 2050. Ind Health. 2013; 51: 56–67.
   Google Scholar
• Kjellstrom T. The direct impact of climate change on regional labour productivity. Arch Environ Occup Health. 2009; 64: 217–27.
   Google Scholar
• Parsons K. Human thermal environments. 2003; 2nd ed, New York: Taylor & Francis.
   Google Scholar
• Nag PK, Dutta P, Nag A. Critical body temperature profile as indicator of heat stress vulnerability. Ind Health. 2013; 51: 113–22.
   Google Scholar
• Intergovernmental Panel on Climate Change (IPCC). IPCC Fifth assessment report: climate change 2013: the physical science basis. 2013; Geneva, Switzerland: IPCC.
   Google Scholar
• Rummukainen M. Climate change: changing means and changing extremes. Clim Change. 2013; 121: 3–13.
   Web of Science ®Google Scholar
• Dunne JP, Stouffer RJ, John JG. Reductions in labour capacity from heat stress under climate warming. Nat Clim Change. 2013; 3: 563–6.
   Web of Science ®Google Scholar
• Nag PK, Nag A, Ashtekar SP. Thermal limits of men in moderate to heavy work in tropical farming. Ind Health. 2007; 45: 107–17.
   Google Scholar
• Hyatt OM, Lemke B, Kjellstrom T. Regional maps of occupational heat exposure: past, present, and potential future. Glob Health Action. 2010; 3 5715, http://dx.doi.org/10.3402/gha.v3i0.5715 .
   Google Scholar
• McMichael AJ, Wilkinson P, Kovats RS, Pattenden S, Hajat S, Armstrong B, etal. International study of temperature, heat and urban mortality: the ‘ISOTHURM’ project. Int J Epidemiol. 2008; 37: 1121–31.
   Google Scholar
• Akhtar R. Climate change and health and heat wave mortality in India. Glob Environ Res. 2007; 11: 51–7.
   Google Scholar
• DARA. Climate vulnerability monitor 2012. A guide to the cold calculus of a hot planet. 2013; Barcelona: Fundacion DARA Internacional.
   Google Scholar
• International Standardization Organization (ISO). Hot environments – estimation of the heat stress on working man, based on the WBGT- index (Wet-Bulb Globe Temperature). ISO7243:1989. 1989; Geneva, Switzerland: International Standardization Organization.
   Google Scholar
• International Standardization Organization (ISO). Ergonomics of the thermal environment – analytical determination and interpretation of heat stress using calculation of the predicted heat strain. ISO 7933:2004. 2004; Geneva, Switzerland: International Standardization Organization.
   Google Scholar
• Rowlinson S, Jia AY. Application of the predicted heat strain model in development of localized, threshold-based heat stress management guidelines for the construction industry. Ann Occup Hyg. 2014; 58: 326–39.
   Google Scholar
• Rowlinson S, Jia AY, Li B, Chuanjingju C. Management of climatic heat stress risk in construction: a review of practices, methodologies, and future research. Accid Anal Prev. 2014; 66: 187–98.
   Google Scholar
• The Chennai City Guide. Weather in Chennai. Available from: http://www.chennai.org.uk/weather.html [cited 10 September 2013]..
   Google Scholar
• Lemke B, Kjellström T. Calculating workplace WBGT from meteorological data: a tool for climate change assessment. Ind Health. 2012; 50: 267–78.
   Google Scholar
• Havenith G, Kuklane K, Fan J, Hodder S, Ouzzahra Y, Lundgren K, etal. A database of static clothing thermal insulation and vapor permeability values of non-western ensembles for use in ASHRAE standard 55, ISO 7730 and 9920 – results from project 1504-RP. ASHRAE Trans 2014 To be published.
   Google Scholar
• International Standardization Organization (ISO). Ergonomics – evaluation of thermal strain by physiological measurements. ISO/FDIS 9886. 2004; Geneva, Switzerland: International Standardization Organization.
   Google Scholar
• International Labour Organization (ILO). SafeWork bookshelf. 1998; Geneva, Switzerland: International Labour Organization.
   Google Scholar
• Wang F, Kuklane K, Gao C, Holmer I. Can the PHS model (ISO7933) predict reasonable thermophysiological responses while wearing protective clothing in hot environments?. Physiol Meas. 2011; 32: 239–49.
   Google Scholar
• Sahu S, Sett M, Kjellström T. Heat exposure, cardiovascular stress and work productivity in rice harvesters in India: implications for a climate change future. Ind Health. 2013; 51: 424–31.
   Google Scholar
• Kjellstrom T, Holmer I, Lemke B. Workplace heat stress, health and productivity – an increasing challenge for low-and middle income countries during climate change. Glob Health Action. 2009; 2 2047, http://dx.doi.org/10.3402/gha.v2i0.2047 [PubMed CentralFull Text].
   Google Scholar
• Mohamed S, Srinavin K. Forecasting labor productivity changes in construction using the PMV index. Int J Ind Ergon. 2005; 35: 345–51.
   Web of Science ®Google Scholar
• Balakrishnan K, Ramalingam A, Dasu V, Stephen JC, Sivaperumal MR, Kumarasamy D, etal. Case studies on heat stress related perceptions in different industrial sectors in southern India. Glob Health Action. 2010; 3 5635, http://dx.doi.org/10.3402/gha.v3i0.5635 .
   Google Scholar
• Zhao J, Zhu N, Lu S. Productivity model in hot and humid environment based on heat tolerance time analysis. Build Environ. 2009; 44: 2202–7.
   Web of Science ®Google Scholar
• Machaire J, Piette A, Kampmann B, Mehnert P, Gebhardt HJ, Havenith G. Development and validation of the Predicted Heat Strain Model (PHS). Ann Occup Hyg. 2001; 45: 123–35.
   PubMedGoogle Scholar
• Malchaire JBM. Occupational heat stress assessment by the Predicted Heat Strain model. Ind Health. 2006; 44: 380–7.
   Google Scholar
• Malchaire J, Kampmann B, Havenith G, Mehnert P, Gebhardt HJ. Criteria for estimating acceptance exposure times in hot working environments: a review. Int Arch Occup Environ Health. 2000; 73: 215–20.
   Google Scholar
• World Health Organization (WHO). Health factors involved in working under conditions of heat stress. Technical Report No. 412. 1969; Geneva, Switzerland: World Health Organization.
   Google Scholar
• Kenefick RW, Sawka MN. Hydration at the work site. J Am Coll Nutr ; : S. 2007; 26: 597S–603.
   Google Scholar
• Miller VS, Bates GP. The thermal work limit is a simple reliable heat index for the protection of workers in thermally stressful environments. Ann Occup Hyg. 2007; 51: 553–61.
   Google Scholar
• Wasterlund DS, Chaseling J, Burstrom L. The effect of fluid consumption on the forest workers’ performance strategy. Appl Ergon. 2004; 35: 29–36.
   Google Scholar
• Anshel JR. Visual ergonomics in the workplace. AAOHN J. 2007; 55: 414–20. [PubMed Abstract].
   Google Scholar
• Tafalla RJ, Wisconsin U, Evans GW. Noise, physiology, and human performance: the potential role of effort. J Occup Health Psychol. 1997; 2: 148–55.
   Google Scholar
• Kalman DS, Feldman S, Krieger DR, Bloomer RJ. Comparison of coconut water and a carbohydrate-electrolyte sport drink on measures of hydration and physical performance in exercise-trained men. J Int Soc Sports Nutr. 2012; 9: 1–10.
   Google Scholar
• Saat M, Singh R, Sirisinghe RG, Nawawi M. Rehydration after exercise with fresh young coconut water, carbohydrate-electrolyte beverage and plain water. J Physiol Anthropol Appl Hum Sci. 2002; 21: 93–104.
   PubMedGoogle Scholar
• Intergovernmental Panel on Climate Change (IPCC). IPCC fifth assessment report: impacts, adaptation and vulnerability. 2014; Geneva, Switzerland: IPCC.
   Google Scholar
• Sharma D, Tomar S. Mainstreaming climate change adaptation in Indian cities. Environ Urban. 2010; 22: 451–65.
   Web of Science ®Google Scholar
• Kuklane K, Lundgren K, Kjellstrom T, Venogopal V, Fan F, Havenith G. Insulation of traditional Indian clothing: estimation of climate change impact on productivity from PHS (predicted heat strain) model. CIB W099 International Conference on Achieving Sustainable Construction Health and Safety, Lund University, Lund, Sweden, 2–3 June 2014.
   Google Scholar