Pathways linking loneliness and depressive symptoms among Chinese adolescents: The mediating role of sleep disturbance.

Background: Despite growing evidence linking loneliness and depressive symptoms, the underlying pathways remain unclear. This study aims to assess the impact of loneliness on depressive symptoms among Chinese adolescents and investigate the potential mediating role of sleep disturbance.

Methods: A cross-sectional study was conducted between November and December 2021.

Internet addiction and health-related quality of life in adolescents: The mediating role of sleep disturbance.

Background: Internet addiction (IA) has emerged as a recognized risk factor associated with impaired health-related quality of life (HRQOL) in adolescents. However, the role of sleep disturbance in this association remains unclear. This study aimed to investigate the association of IA with HRQOL in Chinese adolescents and to evaluate the potential mediating role of sleep disturbance.

Association between healthy lifestyle factors and health-related quality of life among Chinese adolescents: the moderating role of gender.

Background: To examine the associations of the independent and combined healthy lifestyle factors with health-related quality of life (HRQOL) in adolescents, and to test the moderating role of gender.

Methods: This cross-sectional study included 5125 adolescents aged between 11 and 20 years. They provided self-reported data on six healthy lifestyle factors, including never smoking, never drinking, good sleep quality, sufficient sleep duration, appropriate Internet use, and adequate physical activity.

Adverse childhood experiences, problematic internet use, and health-related quality of life in Chinese adolescents.

The influence of adverse childhood experiences (ACEs) on an individual's health is substantial. However, the associations between ACEs, problematic internet use (PIU), and health-related quality of life (HRQOL) in adolescents remain underexplored. To assess the association between ACEs and HRQOL in Chinese adolescents and to evaluate the mediating role of PIU in this association.