Fear of missing out and problematic smartphone use among Chinese college students: The roles of positive and negative metacognitions about smartphone use and optimism

• Jinliang Guan,

  Roles Conceptualization, Methodology, Project administration, Software, Validation, Writing – original draft

  Affiliations Department of Psychology, Hunan Normal University, Changsha, China, Information Network Center, Anhui Jianzhu University, Hefei, China

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• Wangyan Ma ,

  Roles Funding acquisition, Investigation, Writing – original draft

  * E-mail: 1031169050@qq.com

  Affiliation School of Foreign Studies, Anhui Sanlian University, Hefei, China

  https://orcid.org/0000-0003-1583-1774

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• Chengzhen Liu

  Roles Formal analysis, Validation

  Affiliation Department of Psychology, Hunan Normal University, Changsha, China

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