"Not without my Smartphone": Development and validation of the Dependency and Addiction to Smartphone Scale (EDAS)

In recent years, we are witnessing the spread of Smartphones, whose functionality and versatility make them a tool with a noticeable impact in users' daily life and social relatinships. Despite its unquestionable advantages, some problems connected to their problematic use (which can lead to addition and dependence) are observed. Due to it, we decided to undertake the present research, whose main aim is the development and validation of a scale to measure the problematic use of Spartphones applications, adapted to the current reality, created and validated in Spanish language and directed to adults. The study included 820 people, mostly students from the University of Jaen (Spain). The ages ranged from 18 to 40 years (M = 22,38, Dt = 4,53). Regarding gender, 69,3% were women, and the remaining 30,7% were men. Statistical analysis resulted in a final tool comprised of 40 items and three components.