Problematic Internet Use, Mental Health, and Sleep Quality among Medical Students: A Path-Analytic Model

There is a close association between problematic Internet use (PIU), sleep quality, and mental health problems. To evaluate which mental health problem is more associated with coexistence of both PIU and poor sleep quality, we hypothesized a model in which PIU influences sleep quality directly and also through the mediation of three different mental health problems.A total of 402 medical students completed the Persian versions of the Internet...