Sleep measures / Instruments | Center for Sleep and Circadian Science

Buysse,D.J., Reynolds,C.F., Monk,T.H., Berman,S.R., & Kupfer,D.J. (1989). The Pittsburgh Sleep Quality Index (PSQI): A new instrument for psychiatric research and practice. Psychiatry Research, 28(2), 193-213. The detailed scoring instructions are at the end of this journal article.

Below is the PSQI instrument, the correct scoring algorithm, the original article, and the scoring database.

The PSQI has been translated into 56 additional languages. For more information on these languages, or to request the PSQI in a difference language, follow the link to the MAPI website. You will have to create a profile (free) and then click on PSQI Request for Translations under Conditions of Use heading.

Please complete the REQUEST FORM or contact Dr. Buysse for permission to use this instrument.

This copyright in this form is owned by the University of Pittsburgh and may be reprinted without charge only for non-commercial research and educational purposes. You may not make changes or modifications of this form without prior written permission from the University of Pittsburgh. If you would like to use this instrument for commercial purposes or for commercially sponsored research, please contact the Office of Technology Management at the University of Pittsburgh at 412-648-2206 for licensing information.

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