The Pittsburgh Sleep Quality Index (PSQI) 2026

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The document is a questionnaire for the Pittsburgh Sleep Quality Index (PSQI), designed to assess an individual's sleep habits over the past month. It includes questions about bedtime, time taken to fall asleep, wake-up times, actual sleep duration, and various factors affecting sleep quality. Respondents are asked to rate their experiences with sleep disturbances and medication use, as well as overall sleep quality.

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Click ‘Get Form’ to open The Pittsburgh Sleep Quality Index (PSQI) in the editor.
Begin by entering your name and the date at the top of the form. This personal information is essential for tracking your sleep patterns.
Proceed to answer questions about your usual sleep habits over the past month. For each question, provide accurate responses based on your experiences.
For questions regarding specific times, such as when you go to bed and wake up, fill in the blanks with precise times to ensure clarity.
In section five, check the appropriate boxes that reflect how often you've experienced various sleep disturbances. Be honest for a more accurate assessment.
Continue through the remaining questions, ensuring you complete all fields related to medication usage and overall sleep quality ratings.
Once completed, review your answers for accuracy before saving or exporting your form directly from our platform.

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What is the Pittsburgh Sleep Quality Index PSQI?

The Pittsburgh Sleep Quality Index (PSQI) is a self-report questionnaire that assesses sleep quality over a 1-month time interval. The measure consists of 19 individual items, creating 7 components that produce one global score, and takes 510 minutes to complete.

How accurate is the PSQI?

Reliability and Validity Though there have been a variety of studies assessing the psycho- metric properties of the scale, the developers initial evaluation [ 1] found an internal reliability of a = . 83, a testretest reliability of . 85 for the global scale, a sensitivity of 89.6%, and a speci- ficity of 86.5%.

How do I interpret my PSQI score?

items are grouped into seven component scores, each weighted equally on a 0-3 scale. The which has a range of seven component scores are then summed to yield a global PSQI score, 0-21; higher scores indicate worse sleep quality.

Is the Pittsburgh Sleep Quality Index qualitative or quantitative?

According to the scales authors, advantages of the PSQI include abilities to: (a) determine patterns of sleep dysfunction over a 1-month period through assessment of both qualitative and quantitative data; and (b) calculate a simple, global score that conveys both the number and severity of sleep problems [1].

How do you interpret the Pittsburgh Sleep Quality Index?

Each item is scored from 0 to 3, and the total scores of the seven components are referred to as the global PSQI score, which ranges from 0 to 21. A global PSQI score over 5 indicates poor sleep relative to clinical and laboratory measures, and higher scores indicate poorer sleep quality.

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Whats a good PSQI score?

The PSQI has 19 items and seven subscales with scores range from 0 to 3. The total score of this questionnaire is 21 and a score of 5 or more indicates poor sleep quality.

Is the Pittsburgh Sleep Quality Index valid?

Criterion validity The sleep efficiency subscale score was positively correlated with ESS and GHQ-12 scores, but there was no statistical difference. The sleep efficiency score had a docHub negative correlation with MEQ-5 scores (P . 05). This suggested that the PSQI has good criterion validity.