ABSTRACT
Background: the relationship between the sleep pattern and the academic performance among medical students is not well addressed in the literature. This study aimed to assess the association between sleep pattern and academic performance among medical students at King Saud Bin Abdulaziz University for Medical Sciences.
Methods: this descriptive cross-sectional study was conducted on male medical students at King Saud Bin Abdulaziz University for Health Sciences at Riyadh, Saudi Arabia.  They were included and the Exclusion criteria were students in Basic sciences phase and preparatory phase. The questionnaire was obtained from Groninger Sleep Quality Questionnaire and it was distributed through official university email. Responding rate was 25.7%(n=166) out of 645 students whom were included. SPSS was used to manage and analyze the data.
Results: the majority of students (27.1%) who showed adequate sleep had GPA of between 3.5 and 4.49 which was referred to good academic performance. 0.6% of those who showed adequate sleep score less than 2.5 GPA. On the other hand, 22.9% of the students showed inadequate sleep score GPA of between 3.5 and 4.49. Conclusions: our results showed that sleep quantity and quality doesn't play significant roles in academic performance of students. Nevertheless, students should adopt a healthy sleep pattern.