Pittsburgh Sleep Quality Index

#PSQI
Mental Health
Sleep

The Pittsburgh Sleep Quality Index (PSQI) is a standard self-report assessment of sleep quality and sleep-related difficulties over the past month.

The Pittsburgh Sleep Quality Index (PSQI) is a standard self-report assessment of sleep quality and sleep-related difficulties over the past month. 18…

18 questions
Questions
9 min
Estimated time
0
completed

Assessment Dimensions

Subjective sleep quality

Subjective sleep quality dimension

Sleep latency

Sleep latency dimension

Sleep duration

Sleep duration dimension

Sleep efficiency

Sleep efficiency dimension

Sleep disturbance

Sleep disturbance dimension

Sleep medication use

Sleep medication use dimension

Daytime dysfunction

Daytime dysfunction dimension

Total

Total dimension

Who It Is For

people who want to review sleep quality over the past month

Test Description

The Pittsburgh Sleep Quality Index (PSQI) reviews sleep quality, sleep latency, sleep duration, sleep efficiency, sleep disturbances, sleep medication use, and daytime dysfunction over the past month. Use the result as a sleep-health self-check and consider professional guidance if sleep problems persist or affect daily functioning.

FAQ

1

What does the Pittsburgh Sleep Quality Index measure?

Pittsburgh Sleep Quality Index focuses on sleep quality, sleep duration, sleep onset, night disturbances, daytime fatigue, and overall sleep health. The English version keeps the same assessment purpose as the Chinese source while presenting the user-facing explanation, questions, scoring context, and report copy in English.
2

How long does it take?

It usually takes about 10 minutes to complete 18 items. Answer according to your recent or typical experience, depending on the instructions shown in the test.
3

Who is this assessment for?

This assessment is mainly for people who want to review sleep quality over the past month. It is designed for self-understanding, screening, or reflection, not as a standalone clinical diagnosis.
4

How should I use the result?

Use the result as a structured reference. If the report points to serious distress, risk, relationship harm, or persistent functional impairment, consider speaking with a qualified mental health or counseling professional.