The Associations Between Loneliness, Hopelessness, and Self-control and Internet Gaming Disorder Among University Students Who Were Men Who Have Sex With Men: Cross-sectional Mediation Study

Yanqiu Yu   ^{1, 2} , PhD ;   Vivian W I Fong   ³ , MSc ;   Joyce Hoi-Yuk Ng   ³ , MSc ;   Zixin Wang   ³ , PhD ;   Xiaobing Tian   ⁴ , PhD ;   Joseph T F Lau   ^{5, 6, 7} , PhD

¹ Department of Preventive Medicine and Health Education, School of Public Health, Fudan University, Shanghai, CN

² Key Laboratory of Public Health Safety, Fudan University, Shanghai, CN

³ Center for Health Behaviours Research, Jockey Club School of Public Health and Primary Care, Chinese University of Hong Kong, Hong Kong, HK

⁴ Department of Epidemiology and Biostatistics, School of Public Health, North Sichuan Medical College, Nanchong, CN

⁵ School of Mental Health, Wenzhou Medical University, Wenzhou, CN

⁶ Zhejiang Provincial Clinical Research Center for Mental Disorders, The Affiliated Wenzhou Kangning Hospital, Wenzhou Medical University, Wenzhou, CN

⁷ School of Public Health, Zhejiang University, Hangzhou, CN