The Epworth Sleepiness Scale is a questionnaire to measure severity of excessive daytime sleepiness. It is a good screening tool for detection of sleep apnea. Using the rating scale below, rate each of the following statements as it best applies to you:
| Score | Severity | Comment |
| 0 - 8 | Normal | You probably do not have excessive daytime sleepiness |
| 9 - 11 | Mild | You probably have mild excessive daytime sleepiness |
| 12 - 15 | Moderate | You probably have moderate excessive daytime sleepiness |
| 16 - 20 | Severe | You probably have severe excessive daytime sleepiness |
| 20 - 24 | Profound | You probably have profound excessive daytime sleepiness |