Associations between nocturnal sleep duration, midday nap duration and body composition among adults in Southwest China

• Mengxue Chen,

  Roles Conceptualization, Formal analysis, Investigation, Methodology, Writing – original draft

  Affiliation West China School of Public Health and Healthy Food Evaluation Research Center, Sichuan University, Chengdu, P.R. China

  http://orcid.org/0000-0002-8723-6723

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• Xiao Zhang,

  Roles Formal analysis, Investigation, Methodology, Writing – original draft

  Affiliation West China School of Public Health and Healthy Food Evaluation Research Center, Sichuan University, Chengdu, P.R. China

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• Yi Liang,

  Roles Investigation

  Affiliation West China School of Public Health and Healthy Food Evaluation Research Center, Sichuan University, Chengdu, P.R. China

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• Hongmei Xue,

  Roles Investigation, Software

  Affiliation College of Public Health, Hebei University, Baoding, P. R. China

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• Yunhui Gong,

  Roles Conceptualization

  Affiliations Department of Obstetrics and Gynecology, West China Second University Hospital, Sichuan University, Key Laboratory of Birth Defects and Related Diseases of Women and Children (Sichuan University) of Ministry of Education, Chengdu, P. R. China, Department of Obstetrics and Gynecology, Longquanyi District of Chengdu Maternity & Child Health Care Hospital, Chengdu, P. R. China

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• Jingyuan Xiong,

  Roles Writing – review & editing

  Affiliation West China School of Public Health and Healthy Food Evaluation Research Center, Sichuan University, Chengdu, P.R. China

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• Fang He,

  Roles Writing – review & editing

  Affiliation West China School of Public Health and Healthy Food Evaluation Research Center, Sichuan University, Chengdu, P.R. China

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• Yanfang Yang,

  Roles Writing – review & editing

  Affiliation West China School of Public Health and Healthy Food Evaluation Research Center, Sichuan University, Chengdu, P.R. China

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• Guo Cheng

  Roles Conceptualization, Investigation, Project administration, Supervision, Writing – review & editing

  * E-mail: ehw_cheng@126.com

  Affiliation West China School of Public Health and Healthy Food Evaluation Research Center and State Key Laboratory of Biotherapy and Cancer Center, Sichuan University, Chengdu, P.R. China

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