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Measures sleep quality and disturbances over a 1-month interval. All questions refer to the past month only.
Cannot get to sleep within 30 minutes
Wake up in middle of night / early morning
Have to get up to use bathroom
Cannot breathe comfortably
Cough or snore loudly
Feel too cold
Feel too hot
Had bad dreams
Have pain
Other reason(s)
6. Overall Sleep Quality
7. Use of sleep medication
8. Trouble staying awake (driving, social, eating)
9. Problem keeping up enthusiasm to get things done
© OpiCalc Sleep Research
Buysse DJ. (1989)
Verified
Last Review: 2026
Last Comprehensive Review: 2026