Epworth Sleepiness Scale (ESS)

 
Rate situations associated with sleepiness:
 
Sitting and reading

No chance of dozing (0 points)

Slight chance of dozing (1 point)

Moderate chance of dozing (2 points)

High chance of dozing (3 points)
Watching television

No chance of dozing (0 points)

Slight chance of dozing (1 point)

Moderate chance of dozing (2 points)

High chance of dozing (3 points)
Sitting inactive in a public place

No chance of dozing (0 points)

Slight chance of dozing (1 point)

Moderate chance of dozing (2 points)

High chance of dozing (3 points)
Sitting for an hour as a passenger in a car

No chance of dozing (0 points)

Slight chance of dozing (1 point)

Moderate chance of dozing (2 points)

High chance of dozing (3 points)
Lying down in the afternoon to rest

No chance of dozing (0 points)

Slight chance of dozing (1 point)

Moderate chance of dozing (2 points)

High chance of dozing (3 points)
Sitting and talking to another person

No chance of dozing (0 points)

Slight chance of dozing (1 point)

Moderate chance of dozing (2 points)

High chance of dozing (3 points)
Sitting quietly after a lunch (no alcohol at lunch)

No chance of dozing (0 points)

Slight chance of dozing (1 point)

Moderate chance of dozing (2 points)

High chance of dozing (3 points)
Sitting in a car, stopped for a few minutes due to traffic

No chance of dozing (0 points)

Slight chance of dozing (1 point)

Moderate chance of dozing (2 points)

High chance of dozing (3 points)

 
Total Criteria Point Count:
 

 

ESS Interpretation

 
1 to 6 points: Normal sleep
7 to 8 points: Average sleepiness
9 to 24 points: Abnormal (possibly pathologic) sleepiness

 

 
References
  1. Johns MW. A new method for measuring daytime sleepiness: the Epworth sleepiness scale. Sleep. 1991;14:540-5. PMID: 1798888 PubMed Logo

 

 
 
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