Health Scope

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Qualitative Fit Testing of Medium - Size N95/FFP2 Respirators on Iranian Health Care Workers

Marzieh Honarbakhsh 1 , Mehdi Jahangiri 2 , * , Haleh Ghaem 3 , Mohammad Ghorbani 4 , 5 , Fatemeh Omidvari 1 , Maryam Amiri Khorasani 1 and Fatemeh Shabani 1
Authors Information
1 Student Research Committee, School of Health, Shiraz University of Medical Sciences, Shiraz, Iran
2 Department of Occupational Health, Research Center for Health Science, School of Health, Shiraz University of Medical Sciences, Shiraz, Iran
3 Department of Epidemiology, Research Center for Health Science, School of Health, Shiraz University of Medical Sciences, Shiraz, Iran
4 Department of Public Health, School of Health, Torbat Heydariyeh University of Medical Sciences, Torbat Heydariyeh, Iran
5 Health Sciences Research Center, School of Health, Torbat Heydariyeh University of Medical Sciences, Torbat Heydariyeh, Iran
Article information
  • Health Scope: November 2018, 7 (4); e62884
  • Published Online: May 29, 2018
  • Article Type: Research Article
  • Received: November 12, 2016
  • Revised: October 15, 2017
  • Accepted: November 9, 2017
  • DOI: 10.5812/jhealthscope.62884

To Cite: Honarbakhsh M, Jahangiri M, Ghaem H, Ghorbani M, Omidvari F, et al. Qualitative Fit Testing of Medium - Size N95/FFP2 Respirators on Iranian Health Care Workers, Health Scope. 2018 ; 7(4):e62884. doi: 10.5812/jhealthscope.62884.

Copyright © 2018, Journal of Health Scope. This is an open-access article distributed under the terms of the Creative Commons Attribution-NonCommercial 4.0 International License ( which permits copy and redistribute the material just in noncommercial usages, provided the original work is properly cited.
1. Background
2. Methods
3. Results
4. Discussion
  • 1. MacIntyre CR, Wang Q, Cauchemez S, Seale H, Dwyer DE, Yang P, et al. A cluster randomized clinical trial comparing fit-tested and non-fit-tested N95 respirators to medical masks to prevent respiratory virus infection in health care workers. Influenza Other Respir Viruses. 2011;5(3):170-9. doi: 10.1111/j.1750-2659.2011.00198.x. [PubMed: 21477136]. [PubMed Central: PMC4941587].
  • 2. Lenhart SW, Seitz T, Trout D, Bollinger N. Issues Affecting Respirator Selection for Workers Exposed to Infectious Aerosols: Emphasis on Healthcare Settings. Appl Biosafety. 2016;9(1):20-36. doi: 10.1177/153567600400900104.
  • 3. Honarbakhsh M, Jahangiri M, Ghaem H, Farhadi P. Respiratory Protection Program Compliance in Iranian Hospitals: Application of Fuzzy Analytical Hierarchy Process. Workplace Health Saf. 2018;66(4):173-82. doi: 10.1177/2165079917703410. [PubMed: 28759342].
  • 4. Bolkart T, Bose P, Chang S, Wuhrer S. A General Framework to Generate Sizing Systems from 3D Motion Data Applied to Face Mask Design. 2nd International Conference on 3D Vision. 2014. p. 425-31.
  • 5. Honarbakhsh M, Jahangiri M, Farhadi P. Effective factors on not using the N95 respirators among health care workers: Application of Fuzzy Delphi and Fuzzy Analytic Hierarchy Process (FAHP). J Healthc Risk Manag. 2017;37(2):36-46. doi: 10.1002/jhrm.21286. [PubMed: 28940865].
  • 6. Honarbakhsh M, Jahangiri M, Ghaem H. Knowledge, perceptions and practices of healthcare workers regarding the use of respiratory protection equipment at Iran hospitals. J Infect Prev. 2018;19(1):29-36. doi: 10.1177/1757177417724880. [PubMed: 29317912]. [PubMed Central: PMC5753949].
  • 7. Yu Y, Jiang L, Zhuang Z, Liu Y, Wang X, Liu J, et al. Fitting characteristics of N95 filtering-facepiece respirators used widely in China. PLoS One. 2014;9(1). e85299. doi: 10.1371/journal.pone.0085299. [PubMed: 24465528]. [PubMed Central: PMC3897424].
  • 8. Han DH. Fit factors for quarter masks and facial size categories. Ann Occup Hyg. 2000;44(3):227-34. [PubMed: 10775671].
  • 9. Centers for Disease C; Prevention. Laboratory performance evaluation of N95 filtering facepiece respirators, 1996. MMWR Morb Mortal Wkly Rep. 1998;47(48):1045-9. [PubMed: 9869077].
  • 10. Coffey CC, Lawrence RB, Campbell DL, Zhuang Z, Calvert CA, Jensen PA. Fitting characteristics of eighteen N95 filtering-facepiece respirators. J Occup Environ Hyg. 2004;1(4):262-71. doi: 10.1080/15459620490433799. [PubMed: 15204866].
  • 11. Occupational Safety and Health Administration, Respirator fit testing. [cited July 3]. Available from:
  • 12. Johanson RE, Morgan MS. Some observations on frequency of respirator fit tests. Am Ind Hyg Assoc J. 1984;45(2):134-5. doi: 10.1080/15298668491399505. [PubMed: 6702607].
  • 13. Hack AL, McConville JT. Respirator protection factors: Part I -- Development of an anthropometric test panel. Am Ind Hyg Assoc J. 1978;39(12):970-5. doi: 10.1080/0002889778507897. [PubMed: 742600].
  • 14. Hughes JG, Lomaev O. An anthropometric survey of Australian male facial sizes. Am Ind Hyg Assoc J. 1972;33(2):71-8. doi: 10.1080/0002889728506611. [PubMed: 5055299].
  • 15. Han DH. Fit testing for respirators and development of fit test panels for Koreans. Korean Ind Hyg Assoc J. 1999;9(1):1-13.
  • 16. Kim H, Han DH, Roh YM, Kim K, Park YG. Facial anthropometric dimensions of Koreans and their associations with fit of quarter-mask respirators. Ind Health. 2003;41(1):8-18. [PubMed: 12674548].
  • 17. Chen W, Zhuang Z, Benson S, Du L, Yu D, Landsittel D, et al. New respirator fit test panels representing the current Chinese civilian workers. Ann Occup Hyg. 2009;53(3):297-305. doi: 10.1093/annhyg/men089. [PubMed: 19174486].
  • 18. Zhuang Z. Anthropometric research to develop respirator fit test panel. NPPTL public meeting. Pittsburgh; 2007.
  • 19. Zhuang Z, Bradtmiller B, Shaffer RE. New respirator fit test panels representing the current U.S. civilian work force. J Occup Environ Hyg. 2007;4(9):647-59. doi: 10.1080/15459620701497538. [PubMed: 17613722].
  • 20. Occupational Safety and Health standards. OSHA Respirator Medical Evaluation Questionnaire. Standard NO.1910.134. 2016. Available from:
  • 21. Occupational safety and health administration. Fit testing procedures. Standard NO.1910.134. 2016. Available from:
  • 22. Spies A, Wilson KS, Ferrie R. Respirator fit of a medium mask on a group of South Africans: a cross-sectional study. Environ Health. 2011;10:17. doi: 10.1186/1476-069X-10-17. [PubMed: 21406106]. [PubMed Central: PMC3066110].
  • 23. Oestenstad RK, Perkins LL. An assessment of critical anthropometric dimensions for predicting the fit of a half-mask respirator. Am Ind Hyg Assoc J. 1992;53(10):639-44. doi: 10.1080/15298669291360283. [PubMed: 1456206].
  • 24. Derrick JL, Chan YF, Gomersall CD, Lui SF. Predictive value of the user seal check in determining half-face respirator fit. J Hosp Infect. 2005;59(2):152-5. doi: 10.1016/j.jhin.2004.09.009. [PubMed: 15620450].
  • 25. Lam SC, Lee JK, Yau SY, Charm CY. Sensitivity and specificity of the user-seal-check in determining the fit of N95 respirators. J Hosp Infect. 2011;77(3):252-6. doi: 10.1016/j.jhin.2010.09.034. [PubMed: 21236516].
  • 26. McMahon E, Wada K, Dufresne A. Implementing fit testing for N95 filtering facepiece respirators: practical information from a large cohort of hospital workers. Am J Infect Control. 2008;36(4):298-300. doi: 10.1016/j.ajic.2007.10.014. [PubMed: 18455051].
  • 27. Jahangiri M, Mary Oryad H. [Survey the compliance of half-face respirators in workers of a petrochemical industry in Iran]. J Hormozgan Univ Med Sci. 2009;13(1):41-6. Persian.
  • 28. Yang L, Shen H, Wu G. Racial differences in respirator fit testing: a pilot study of whether American fit panels are representative of Chinese faces. Ann Occup Hyg. 2007;51(4):415-21. doi: 10.1093/annhyg/mem005. [PubMed: 17337461].
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