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Epworth Sleepiness Scale Calculator

Work out epworth sleepiness scale instantly with clear inputs, formula shown and shareable results.

About Epworth Sleepiness Scale Calculator

Adds the eight Epworth Sleepiness Scale situations, each rated 0 to 3 for the chance of dozing, and applies the published bands.

Formula

Epworth scoring

Eight situations scored 0-3 (range 0-24); 0-5 lower normal, 6-10 higher normal, 11-12 mild, 13-15 moderate, 16-24 severe excessive sleepiness

Worked example

With the default values below, Epworth Sleepiness Scale Calculator returns Epworth total of 11. Change any input above and every figure here is recalculated in your browser.

Inputs used

Sum of situations 1-4accepts 0–12
6
Sum of situations 5-8accepts 0–12
5

Results

Epworth total
11
Sleepiness band
Mild excessive daytime sleepiness
Referral threshold
Above the usual referral threshold of 11
Maximum possible score
24

Step by step

  1. 1Values used
  2. 2Epworth scoring
  3. 3Epworth total= 11
  4. 4Sleepiness band= Mild excessive daytime sleepiness
  5. 5Referral threshold= Above the usual referral threshold of 11
  6. 6Maximum possible score= 24

Assumptions and limits

  • The result is derived only from the 2 inputs listed above. Anything not among them is not part of the calculation.
  • In particular, this calculator does not take inflation, tax, fees or charges or compounding frequency into account.
  • Figures are rounded for display to whole numbers, so totals built from several rounded parts can differ slightly from the unrounded arithmetic.
  • Educational estimate only. Not a substitute for professional clinical judgement, and must not be used to make treatment or dosing decisions.
  • This is an estimate for general information and not professional medical advice. See the full disclaimer for the limits that apply to this kind of calculator.

How these calculators are built and tested is described on the Methodology page. If a figure looks wrong, please report it.

Educational estimate only. Not a substitute for professional clinical judgement, and must not be used to make treatment or dosing decisions.

Frequently Asked Questions

Does a high score confirm sleep apnoea?

No. It measures subjective sleepiness, which has many causes; diagnosis needs a sleep study.

Can the score be normal with sleep apnoea?

Yes, frequently. Many people with significant apnoea do not report subjective sleepiness.

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