Find peer-reviewed, published research using the Inquisit Epworth Sleepiness Scale
Johns, M.W. (1991). A new method for measuring daytime sleepiness: The Epworth sleepiness scale. Sleep, 14, 540-545.
OLSON, L., COLE, M., & AMBROGETTI, A. (December 01, 1998). Correlations among Epworth Sleepiness Scale scores, multiple sleep latency tests and psychological symptoms. Journal of Sleep Research, 7, 4, 248-253.
Kumar, S., Bhatia, M., & Behari, M. (January 01, 2003). Excessive daytime sleepiness in Parkinson's disease as assessed by Epworth Sleepiness Scale (ESS). Sleep Medicine, 4, 4, 339-42.
Banerjee, D. (May 01, 2007). The Epworth Sleepiness Scale. Occupational Medicine, 57, 3, 232.
Rosenthal, L. D., & Dolan, D. C. (January 01, 2008). The Epworth sleepiness scale in the identification of obstructive sleep apnea. The Journal of Nervous and Mental Disease, 196, 5, 429-31.
Martinez, D., Breitenbach, T. C., Lumertz, M. S., Alcântara, D. L., da, R. N. S., Cassol, C. M., & Lenz, M. C. (January 01, 2011). Repeating administration of Epworth Sleepiness Scale is clinically useful. Sleep & Breathing = Schlaf & Atmung, 15, 4, 763-73.