About the Authors

Yanyan Yu

Contributed equally to this work with: Yanyan Yu, Luman Jiang

Affiliations Department of Occupational and Environmental Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China, Key Laboratory of Environment and Health in Ministry of Education & Ministry of Environmental Protection, and State Key Laboratory of Environmental Health (Incubating), School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China

Luman Jiang

Contributed equally to this work with: Yanyan Yu, Luman Jiang

Affiliations Department of Occupational and Environmental Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China, Key Laboratory of Environment and Health in Ministry of Education & Ministry of Environmental Protection, and State Key Laboratory of Environmental Health (Incubating), School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China

Ziqing Zhuang

Affiliation National Institute for Occupational Safety and Health, National Personal Protective Technology Laboratory, Pittsburgh, Pennsylvania, United States of America

Yuewei Liu

Affiliation Department of Occupational and Environmental Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China

Xinyan Wang

Affiliation Department of Occupational and Environmental Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China

Juyuan Liu

Affiliation Guangzhou Occupational Safety & Health Safety Technology Co.,Ltd, Guangzhou, Guangdong, China

Mingna Yang

Affiliation Guangzhou Occupational Safety & Health Safety Technology Co.,Ltd, Guangzhou, Guangdong, China

Weihong Chen

wchen@mails.tjmu.edu.cn

Affiliations Department of Occupational and Environmental Health, School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China, Key Laboratory of Environment and Health in Ministry of Education & Ministry of Environmental Protection, and State Key Laboratory of Environmental Health (Incubating), School of Public Health, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China

Competing Interests

Two coauthors from Guangzhou Occupational Safety & Health Safety Technology Co., Ltd participated in formulating the hypothesis and executing the work (measured fit factors and inward leakage) for this manuscript. The authors declare that they and Guangzhou Occupational Safety & Health Safety Technology Co., Ltd have not any potential competing interest in the section of the online manuscript form, along with any other relevant declarations relating to employment, consultancy, patents, products in development or marketed products etc. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: YY LJ ZZ WC. Performed the experiments: YY LJ YL XW JL MY. Analyzed the data: LJ YY WC. Wrote the paper: YY LJ WC.