THE EPWORTH SLEEPINESS SCALE
How likely are you to dose off or fall asleep in the following situation, in contrast to feeling tired? This refers to your usual way of life in recent times. Even if you have not done some of these things recently, try to decide how they would have affected you. Use the following scale to choose the most appropriate number answer for each situation.
0= would NEVER doze | 1= SLIGHT chance of dozing | 2= MODERATE chance of dozing | 3= HIGH chance of dozing