This can be helpful in diagnosing sleep disorders. It was introduced in 1991 by Dr Murray Johns of Epworth Hospital in Melbourne, Australia. The questionnaire asks the subject to rate his or her probability of falling asleep on epworth sleepiness scale pdf scale of increasing probability from 0 to 3 for eight different situations that most people engage in during their daily lives, though not necessarily every day.
The scores for the eight questions are added together to obtain a single number. 24 range indicates that expert medical advice should be sought. 15 are shown to indicate the possibility of mild to moderate sleep apnea, where a score of 16 and above indicates the possibility of severe sleep apnea or narcolepsy.
Certain questions in the scale were shown to be better predictors of specific sleep disorders, though further tests may be required to provide an accurate diagnosis. ESS recommends that the administrator of the questionnaire does not discuss the results of the ESS with the subject until it is completed, as this may affect the subject’s responses on the questionnaire.
The Epworth Sleepiness Scale has been validated primarily in obstructive sleep apnea, though it has also shown success in detecting narcolepsy and idiopathic hypersomnia. The Epworth Sleepiness Scale has been used to compare the sensitivity and specificity of other similar measurements of sleep quality.
The Pittsburgh Sleep Quality Index is a related scoring tool of sleep quality. Both scores are internally highly reproducible. Use of the Epworth Sleepiness Scale to demonstrate response to treatment with nasal continuous positive airways pressure in patients with obstructive sleep apnoea”. MSLT as a gold standard”.
Reliability and validity of the Women’s Health Initiaive Insomnia Rating Scale”. Further validation of the Iowa Sleep Disturbances Inventory”. Stability of the Pittsburgh Sleep Quality Index and the Epworth Sleepiness Questionnaires over 1 year in early middle-aged adults: the CARDIA study”.
1997 version of the questionnaire, described on the above site as the “standard version that can be used by most adults. This page was last edited on 22 September 2017, at 03:41.