Association Between Internet Use and Sleep Health Among Middle-Aged and Older Chinese Individuals: Nationwide Longitudinal Study

Xueqin Li   ^{1, 2} , MD ;   Jin Liu   ^{3, 4} , MD ;   Ning Huang   ⁵ , PhD ;   Wanyu Zhao   ^{5 *} , MD ;   Hongbo He   ^{1, 2 *} , PhD

¹ Guangdong Cardiovascular Institute, Guangdong Provincial People's Hospital Ganzhou Hospital, Guangdong Academy of Medical Sciences, Guangzhou, China

² Guangdong Mental Health Center, Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences, Southern Medical University, Guangzhou, China

³ National Clinical Research Center for Mental Disorders, Department of Psychiatry, The Second Xiangya Hospital of Central South University, Changsha, China

⁴ Mental Health Institute of Central South University, China National Clinical Research Center on Mental Disorders (Xiangya), China National Technology Institute on Mental Disorders, Hunan Technology Institute of Psychiatry, Hunan Key Laboratory of Psychiatry and Mental Health, Changsha, China

⁵ Center of Gerontology and Geriatrics and National Clinical Research Center of Geriatrics, West China Hospital, Sichuan University, Chengdu, China

*these authors contributed equally