Pittsburgh Sleep Quality Index (PSQI)
Sleep quality assessment for the past month
Not sleeping well? The PSQI looks at your sleep quality over the past month. 9 self-report questions covering 7 areas: sleep quality, how long it takes to fall asleep, sleep duration, efficiency, disruptions, medication use, and daytime functioning. Takes 5-10 minutes.
Scoring Guide
Sum of 7 component scores (each 0-3). Global PSQI ≥5 indicates poor sleep quality (89.6% sensitivity, 86.5% specificity). Cronbach's α = .83.Result Interpretation
Finish the 9 questions and you get your results straight away — no account, no sign-up, no waiting.
We calculate your total from your answers, then give you a plain-language explanation of what the numbers mean. Whenever possible, we also show how your results compare to population norms.
详细报告 📊
Get an in-depth analysis with dimension breakdowns, population comparisons, and actionable recommendations.