Problematic internet use (PIU): Associations with the impulsivecompulsive spectrum. An application of machine learning in psychiatry

Konstantinos Ioannidis, Samuel Chamberlain, Matthias S Treder, Franz Kiraly, Eric W Leppink, Sarah A Redden, Dan J Stein, Christine Lochner & Jon E Grant
Problematic internet use is common, functionally impairing, and in need of further study. Its relationship with obsessive-compulsive and impulsive disorders is unclear. Our objective was to evaluate whether problematic internet use can be predicted from recognised forms of impulsive and compulsive traits and symptomatology. We recruited volunteers aged 18 and older using media advertisements at two sites (Chicago USA, and Stellenbosch, South Africa) to complete an extensive online survey. State-of-the-art out-of-sample evaluation of machine learning...
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