From: Sleepiness, sleep deprivation, quality of life, mental symptoms and perception of academic environment in medical students
ESS results
Males
Females
Total
0–10
388 (61.0%)
334 (46.8%)*
722 (53.5%)
11–15
211 (33.2%)
299 (41.9%)*
510 (37.8%)
16–24
37 (5.8%)
81 (11.3%)*
118 (8.7%)