Table 2.

Epworth sleepiness scale items (score of each item is 0-3; 0 = would never doze; 3 = high chance of dozing).

Item no.	Situation
1	Sitting and reading
2	Watching TV
3	Sitting, inactive in a public place
4	As a passenger in a car for an hour without a break
5	Lying down to rest in the afternoon when circumstances permit
6	Sitting and talking to someone
7	Sitting quietly after a lunch without alcohol
8	In a car, while stopped for a few minutes in the traffic