Caffeine consumption, intoxication, and stress among female university students: a cross-sectional study

Background University students use caffeine to cope with stress in spite of its adverse effects. The purpose of this study is to explore caffeine consumption among university students in Saudi Arabia, as well as its correlation with stress and caffeine intoxication. This cross-sectional study examined a convenience sample of 547 students at Princess Nourah Bint Abdulrahman University (PNU). A self-administrated questionnaire was used to assess caffeine consumption in milligrams per day, stress was assessed by the perceived stress scale (PSS), and caffeine intoxication was assessed using the DSM-5 criteria. Results The mean total caffeine consumption was 424.69 ± 385.31 mg/day. High levels of caffeine consumption were found among students of non-health colleges and students who were undiagnosed with psychiatric disorders ( p values