摘要:It was aimed to evaluate the problematic use of mobile phones and quality of sleep among high school students. This is a cross-sectional study carried out on 1,131 high school students studying at Sivrihisar, a district of Eskisehir, in December 2012. The questionnaire form include the sociodemographic characteristics, problematic use of mobile phones and quality of sleep. Bianchi-Phillips problematic use of mobile phones (PUMP) scale and Pittsburgh Sleep Quality Index (PSQI) was used. Median score of PUMP was higher in students using cigarette, using headphones, having a lover and changing the mobile phone frequently (p<0.05 for each). Quality of sleep was found to decline with increasing median scores on PUMP scale.